65results about How to "Solve flying" patented technology

The invention discloses a building wall grinding machine, which comprises a support platform and a box body. The four corners of the bottom of the support platform are fixedly connected with support legs, and the bottom of the support legs are movably connected with rollers. The left side is fixedly connected with a vacuum cleaner, the bottom of the right side of the vacuum cleaner is connected with a hose, the bottom of the box is movably connected with a handle, and the top and bottom of the right side of the box are fixedly connected with a connecting rod. The building wall grinding machine is used through the cooperation of hoses, vacuum cleaners, motors, first pulleys, belts, dust suction pipes, springs, connecting rods, rotating shafts, grinding wheels, dust covers, second pulleys and cross bars, It solves the problem that the existing building wall grinder will cause flying dust during the grinding process, has the advantages of automatic dust absorption, can reduce the pollution of dust to the working environment, and avoids the health hazards caused by flying dust to users. Useful for users.

The invention relates to an aluminium electrolysis cell with an insulation structure. The aluminium electrolysis cell is made of a special insulation board with characteristics of high temperature resistance, light weight, blocky shape and good insulation effect, is covered between the upper part of an anode carbon block and the anode carbon block and a trough edge board, and is used for replacing the traditional mode that the upper part of a trough is insulated by using aluminum oxide and electrolyte powder. The aluminium electrolysis cell has the advantages of being good in insulation effect, being capable of remarkably reducing heat loss of the electrolysis cell, reducing working voltage, reducing direct current electricity consumption per ton of aluminum and increasing economic benefit. Meanwhile, the aluminium electrolysis cell overcomes the remarkable problems of huge workload, influence on stable work of the electrolysis cell and serious environment pollution in the traditional insulation method.

The invention discloses a foam master batch for a microcellular polystyrene foam material, and its preparation method. The foam master batch comprises, by weight, 10-80 parts of low molecular weight polystyrene carrier, 5-40 parts of bicarbonate, 5-40 parts of azobisformamide, 1-5 parts of organic carboxylic acid, 1-5 parts of zinc oxide, 0.1-2 parts of a coupling agent and 0.1-2 parts of white oil. The preparation method comprises the following steps: 1, mixing the above components through a high-speed mixing process for 10-30 min to full uniformity; and 2, carrying out shearing, fusion and dispersion plasticizing on the mixture obtained in step 1 through a double screw melting extruder, and carrying out extrusion granulation to prepare the foam master batch. The foam master batch has the advantages of good dispersibility and slow decomposition in the polystyrene microcellular foaming process, and products obtained by using the foam master batch have the advantages of compact cell, good comprehensive mechanical properties, high size precision and the like.

The invention relates to an antibacterial master batch containing a high-dispersity inorganic antibacterial agent, and a preparation method thereof. The preparation method comprises the following steps: step A, carrying out first mixing treatment on matrix resin particles and a binder to make the binder spread on at least part of the surfaces of the mixed matrix resin particles; and step B, carrying out second mixing treatment on the matrix resin particles of which at least part of the surfaces are spread with the binder and an antibacterial material so as to adhere the antibacterial material to the surfaces of the matrix resin particles to form the antibacterial master batch.

The invention discloses a numerical control gantry linear guide rail forming grinding machine. Stand columns are arranged on the two sides of a machine body, a lifting base is arranged in the machinebody, a first motor and a steering gear box are arranged at one end of the machine body, the first motor is connected with the steering gear box, the steering gear box is movably connected with a workbench mechanism through a long screw rod, and the workbench mechanism is movably connected with the lifting base. A dust removal mechanism is arranged in each stand column, an electrical controller isarranged inside any stand column through a telescopic rod, the upper surfaces of the stand columns are connected with the lower surfaces of sliding base crossbeams, and two rams are movably arrangedat one end of each sliding base crossbeam. Sliding block mechanisms are arranged at the ends, away from the sliding base crossbeams, of the rams. Grinding head mechanisms are arranged at the ends, away from the rams, of the sliding block mechanisms. The numerical control gantry linear guide rail forming grinding machine is reasonable in structure, there is no need to replace a workbench especiallyaccording to the height of a workpiece, the cost is saved, for bevel grinding, grinding can be conducted by rotating grinding heads, and the machining efficiency is greatly improved.

The invention discloses a handheld dust sweeping device. The handheld dust sweeping device comprises a handle and a dust collector connected with the handle and is characterized in that a battery is arranged in the handle, a switch is arranged outside the handle, the battery is electrically connected with the dust collector and the switch, the front end of the dust collector is provided with a dust sweeping head, the front side of the dust sweeping head is provided with soft sweeping bristles and dust collection holes, the dust sweeping head is communicated with the dust collector through a connecting rod, and the back of the dust sweeping head is provided with a metal sheet connected with the connecting rod. The handheld dust sweeping device has the advantages that the device can replacea mop and a wipe, dust can be collected during the sweeping of dust on the surface of a vehicle body, the dust flying problem during sweeping is solved, the situation that dust falls to the surface ofthe vehicle body again is avoided, sweeping efficiency is increased, sweeping time is saved, sanitation during sweeping is guaranteed, clothes can be prevented from being dirtied by the dust, fresh air during sweeping can be achieved, damage, caused by the flying dust, to human bodies is avoided, and user health is guaranteed.

The invention discloses a closed continuous aftertreatment system for metal powder. The system comprises a metal powder drying device, a screening device, a fine metal powder collecting tank, a weight loss scale and a fine powder packaging tank. The screening device is arranged below the metal powder drying device and is connected with a discharging port of the metal powder drying device in a sealed mode through a first discharging pipe, and the fine metal powder collecting tank is arranged below a fine powder discharging port of the screening device and is connected with the fine powder discharging port of the screening device in a sealed mode through a second discharging pipe; and the weight loss scale is arranged below the fine metal powder collecting tank and is connected with a discharging port of the fine metal powder collecting tank in a sealed mode through a third discharging pipe, and the fine powder packaging tank is arranged below the weight loss scale and is connected with a feeding port of the weight loss scale in a sealed mode through a fourth discharging pipe. According to the closed continuous aftertreatment system, the gravity feeding mode is adopted, and the problems that as for a conventional powder transferring mode, the loss quantity is a large, and adhering is prone to occurring to the pipe wall are solved; and additionally, through closing and automation of different working procedures, the problem of powder flying is solved, the production efficiency is improved, and the powder quality is ensured.

The invention discloses an organic silicon soil conditioner which comprises the following components by weight percent: 90-95% of silicate soil conditioner, 0.5-2.5% of white carbon black, 0.1-0.3% of organic silicon and 4.0-7.5% of water, wherein the sum of the weight percent of the components is 100%. The water content of the soil conditioner is about 4-7%, so that the problems of hydration hardening and flying dust can be effectively avoided. The problem of poor permeation of the present silicate oxide can be solved, so that the capacity of nutrition absorption of the crops can be increased and the lasting effect of the soil conditioner can be enhanced. The invention also discloses a preparation method for the organic silicon soil conditioner. The preparation method has the advantages of few steps, simple process and safe operation.

The invention discloses a lift car type lifting cargo lift which comprises a supporting frame, a dragging mechanism, a loading mechanism and a damping mechanism. The dragging mechanism is installed atthe middle position of the upper portion the supporting frame. The dragging mechanism comprises a dragging motor, a speed reducer and a dragging wheel. The dragging wheel is connected with the loading mechanism through a steel wire rope. Guide rail frames are installed at the positions, below the dragging mechanism, on the supporting frame, and the number of the guide rail frames is four. The carrying mechanism comprises an installation frame, a sliding frame, a double-shaft motor and a loading box. The damping mechanism is installed at the middle position of the lower portion of the supporting frame. The installation position of the damping mechanism corresponds to the installation position of the loading mechanism. The damping mechanism comprises a sliding pressing plate and a spring damper. By means of the lifting car type lifting cargo lift, the loading mechanism is arranged, and the problems that in the prior art, the labor intensity is high, and the work efficiency is low are solved.

The invention discloses a shield tunneling machine, and belongs to the field of tunneling machine equipment. The shield tunneling machine comprises a cutterhead and a main machine structure, the cutterhead is fixedly assembled at one end of the main machine structure, an inner fixing frame is fixedly assembled on the inner wall of the side, close to the cutterhead, of the main machine structure, a crushing mechanism is fixedly arranged at the bottom of the inner wall of the side, close to the cutterhead, of the main machine structure, a water mist dust removal assembly is fixedly assembled on the portion, located above the crushing mechanism, of the inner wall of the main machine structure, a conveyor is fixedly installed in the main machine structure in a penetrating mode, and a pipe piece installing machine is fixedly assembled at the end, facing away from the cutterhead, of the main machine structure. The problems that stubborn impurities are clamped in gaps of groove cutters and dust flies can be solved, the equipment can save consumption of electric power resources, and has the characteristics of saving energy and reducing emission, in addition, the shield tunneling machine has the functions of crushing pretreatment before soil residue transportation, and transportation of a transporter is facilitated.

The invention is applicable to the field of agricultural machinery, and provides a weeding device and an agricultural spraying vehicle with the weeding device. The weeding device comprises a first shell, a storage box and a cutting assembly, the cutting assembly is used for rotating around the axis of the cutting assembly to cut weeding and spray liquid materials stored in the storage box, a driving assembly is arranged on an outer side wall of the first shell, the driving assembly comprises a communication pipe and a limiting bearing, one end of the communication pipe is rotatably connected with the storage box, and a travelling mechanism is arranged on the first shell. According to the device, the connecting pipe is matched with the limiting bearing to drive the cutting assembly to rotate so as to cut and weed, meanwhile, liquid materials are conveyed to the cutting assembly through the connecting pipe to be sprayed, liquid materials can be sprayed to remove dust while cutting and weeding are carried out, working environment of weeding operation is effectively improved, and a problem that waste chips fly around when an existing weeding device carries out cutting and weeding is solved.

The present invention discloses a powder material bag bag-cleaning method and its empty bag recovering equipment, including bag conveying platform, chain conveying mechanism, bag holder, bag holder opening and closing mechanism, bag inlet, discharging chamber, material pulverizing machine, grid vibration sieve, powder-collecting bin, main air channel, working table and empty bag platform. When it is worked, the package bag can be placed on the bag conveying platform, the chain is driven by motor and moved, under the action of the bag holder opening and closing mechanism, the bag holder is opened, after it is contacted with the edge of the package bag, the edge of said package bag can be tightly held by said bag holder, after said package bag, the edge of said package bag can be tightly held by said bag holder, after said package bag is fed into bag inlet, said package bag will fal down from conveying platform, the powder is poured into discharging chamber, pulverized, filtered and fed into powder-collecting bin, passed through main air channel.

The invention discloses polishing equipment for marine metal castings. The polishing equipment comprises a rack, a shaping mechanism, a double-sided sanding mechanism, a polishing mechanism, a detection mechanism for detecting polishing quality, a turnover mechanism, a limiting device and a control mechanism, the shaping mechanism is arranged at the front end of the rack, the double-sided sandingmechanism is arranged behind the shaping mechanism, the polishing mechanism is arranged at the tail end of the double-sided sanding mechanism, the detection mechanism is arranged behind the polishingmechanism, the turnover mechanism is arranged behind the detection mechanism, the limiting device is arranged on the position, corresponding to the lower portion of the polishing mechanism, of a workbench, and the shaping mechanism, the double-sided sanding mechanism, the polishing mechanism, the detection mechanism, the turnover mechanism and the limiting device are all connected with the controlmechanism. According to the polishing equipment, the castings are shaped through the shaping mechanism firstly, then the castings are subjected to sanding through the sanding mechanism, the castingssubjected to sanding are polished through the polishing mechanism, the turnover mechanism is further arranged, machined products can be turned over, and the working efficiency of the polishing equipment is greatly improved.

The invention provides a blackboard eraser, and belongs to the field of education supplies. The blackboard eraser aims at achieving environment protection. According to the adopted technical scheme, the blackboard eraser is mainly formed by combining a shell and bristles. A micro dust collector and a storage box are installed in the shell. Due to the adoption of the structure mentioned above, during use, the micro dust collector can be turned on, work is started, dust brushed down by the bristles is sucked and then stored in the storage box, and the problem that the dust flies is solved. The device is simple in structure and ingenious in design and has application and popularization prospects.

The invention discloses a mop cleaned by utilizing foam, which is capable of wrapping and wetting dust by utilizing the foam so as to prevent the dust from flying upward; decontamination ingredients can be used for cleaning a floor; and the amount of water is reduced in the whole process, so that the mop is convenient to use. According to the mop cleaned by utilizing the foam provided by the invention, a foam gas generator 7, a foam gas conduit 6 and a porous foam head 5 in a foam generation box 3 are controlled through a foam control switch 1 on a mop handle 8, foam is generated in expanding foam solution10 with the decontamination ingredients and is ejected to the floor through a foam delivery tube 4 with an adjustable angle, so that the dust is wrapped and is wet, thus the dust cannot fly upwards, and water consumption is reduced.

The invention discloses a hammer crusher, and relates to the technical field of crushers. The hammer crusher comprises a body, wherein a feeding port is formed in the upper part of the body, a baffleused for preventing crushed stone from splashing is rotationally connected to the feeding port, a crushing hammer hub is installed under the feeding port and is rotationally connected with the body, supports are installed on the two sides of the crushing hammer hub, counterattack plates are connected to the supports through bolts, a discharging port is formed in the position, located under the crushing hammer hub, of the bottom of the body, a plurality of atomization nozzles are fixedly connected to the two sides of the discharging port, the atomization nozzles communicate with a water pipe, the water pipe communicates with a water storage tank, and the water pipe is fixedly connected with a water pump for pressurizing water between the atomization nozzles and the water storage tank. According to the hammer crusher, the atomization nozzles are arranged in the position of the discharge port and spray water to crushed sand, so that the problem that dust flies at the discharge port is solved, and environmental pollution is effectively reduced.

The invention discloses a no-dust air cushion conveyor and a modular groove pipe prefabrication and installation method. The no-dust air cushion conveyor is characterized by comprising a frame, a modular groove pipe, a conveying system, an air feeding device, a sealing box and a filter device. The modular groove pipe is prefabricated as a standard module according to a certain specification length, so that the field installation and construction are simple and fast, and the manufacturing and installation cost is saved; and the no-dust air cushion conveyor changes rolling friction supported bya general conveyor support roller to air fluid friction, achieves the sliding performance of the support roller supporting and the operation stability and tightness of the pipe supporting, and is particularly suitable for powder conveying. The no-dust air cushion conveyor solves the problems of high operation resistance of a conveying belt, easy material scattering, generation of flying dust, environmental pollution and influence on the material purity by invasion of external pollutants in a belt conveyor in the prior art, and solves the problem of material pollution due to easy wear and degumming of the edge of the conveying belt of the tubular belt conveyor.