65results about How to "Prevent piles" patented technology

The invention relates to a composite foundation with a discrete material pile restrained through microorganism soil solidification and a construction method. The construction method includes the steps that a, a pile pipe is pressed into a foundation body; b, meanwhile, microorganism bacterium liquid is injected into a gap between an inner steel sleeve and an outer steel sleeve and diffused into the foundation body around the pile; c, the microorganism bacterium liquid is pumped out, a cementing solution is injected and diffused into the foundation body around the pile and reacts with the microorganism bacterium liquid to generate calcium carbonate crystals, and loose sandy soil or floury soil is cemented; d, the step b and the step c are repeated until the soil around the pile meets reinforcement requirements; e, discrete materials are poured into a hole of the inner steel sleeve; and f, a bed course is laid, so that the composite foundation is formed. According to the composite foundation with the discrete material pile restrained through microorganism soil solidification, the microorganism bacterium liquid and the cementing solution react to generate calcium carbonate so as to solidify the soil around the pile, so that the strength of the soil around the pile is improved, and the discrete material pile is protected against the problems of different pile diameters, bulging damage, pile hole caving and the like; the microorganism solidified soil and the pile can be combined to bear loads, and thus the bearing capacity of the single pile is improved.

The invention relates to a rotary cage-type walnut classifying screen which is high in classifying efficiency and classifying precision, small in occupied area and low in cost and is used for classifying walnuts. The rotary cage-type walnut classifying screen comprises a support. A cage-type classifying screen body is installed on the support and driven by a driving device to rotate. The driving device is installed on the support. One end of the cage-type classifying screen body serves as a feeding end, and the other end of the cage-type classifying screen body serves as a discharging end inclining towards the feeding end. The cage-type classifying screen body is composed of multiple layers of screening cages, the body of each layer of screening cage is composed of cage bars, the distance between every two adjacent cage bars of the innermost layer of screening cage is the largest, the distances are gradually decreased layer by layer, the distance between every two adjacent cage bars of the outermost layer of screening cage is the smallest, and the walnuts are classified by adjusting the distance between every two adjacent cage bars of each layer of screening cage. After fed into the cage-type classifying screen body, the walnuts with different sizes can be left in the screening cages of corresponding classes when the cage-type classifying screen body rotates and are discharged by discharging devices fixed to the support and located at the positions corresponding to the screening cages of the classes respectively.

The invention relates to environment-friendly antibacterial putty powder processing equipment. The equipment comprises a raw material storage device, a mixing and stirring device and spiral feeders obliquely arranged at the bottom of the raw material storage device and the top of the mixing and stirring device; a crushing, grinding and feeding device is arranged at the top of the mixing and stirring device; the mixing and stirring device comprises a bracket and an outer barrel, which is provided with an opening in the top and is fixedly arranged on the bracket; an inner barrel is rotatably arranged in the outer barrel, the crushing, grinding and feeding device is located at the top of the inner barrel, a driving device for driving the inner barrel to rotate is arranged outside the inner barrel, a stirring device is arranged in the inner barrel, the stirring speed of the stirring device is higher than the rotation speed of the inner barrel, a discharging pipe is arranged at the bottom of the inner barrel and penetrates out of the bottom of the outer barrel, and a discharging valve is arranged on the discharging pipe. The environment-friendly antibacterial putty powder processing equipment has the characteristics of scattering material cakes and mixing the materials more uniformly, can effectively shorten the material stirring time, and ensures the quality of the mixed putty powder.

The invention belongs to the field of cleaning equipment, and especially relates to a suspended garbage removal device for hydraulic engineering. The device aims at the problem that an existing cleaning device is inconvenient to clean a belt conveying assembly, garbage is inconvenient to extrude, so that the collection amount is increased. The device comprises a hull, an installation frame is fixedly mounted at the top of the hull, a belt conveying assembly is fixedly installed on the installation frame, a collecting box is placed at the top of the hull, a push plate is slidably installed at the bottom of the collecting box, an inclined plate is fixedly installed at the top of the push plate and penetrates through the collecting box, a connecting plate is fixedly installed on one side of the installation frame, a first hole is formed in the connecting plate, and rotating rods are rotatably installed on the inner walls of the two sides of the first hole. The device is reasonable in design, garbage can be prevented from adhering to the belt conveying assembly through rotation and movement of a brush roller, the garbage can be extruded through rotation of a pressing roller, and the collection amount is increased.

The invention discloses a building broken excess material deironing device, and relates to the technical field of building excess material regeneration. According to the technical key points, the device comprises a rack; a driving roller and a driven roller are rotationally connected with the two ends of the rack correspondingly; a conveying belt is wound on the peripheral sides of the driving roller and the driven roller; a driving assembly for driving the driving roller to rotate is arranged on the rack; a feeding hopper is arranged above the feeding end of the conveying belt; a material overturning roller is horizontally arranged on the side, away from the feeding end, of the feeding hopper; the material overturning roller is located above the conveying belt and is perpendicular to themoving direction of the conveying belt; a rotating assembly for driving the material overturning roller to rotate is arranged on the rack; a plurality of arc-shaped material overturning teeth are anticlockwise arranged on the circumferential side of the material overturning roller in the circumferential direction, and concave faces of the material overturning teeth face the circumferential side ofthe material overturning roller; a first electromagnetic deironing roller parallel to the axis of the material overturning roller is arranged between the material overturning roller and the outlet ofthe feeding hopper; and a second electromagnetic deironing roller parallel to the axis of the material overturning roller is arranged on the side, away from the feeding hopper, of the material overturning roller. The device has the advantage of improving the iron impurity removal rate of the recycled aggregate.

The invention discloses a material conveying device for biogas engineering. The device includes a conveying steel belt machine and an intermediate feeding device. The conveying steel belt machine is installed obliquely between the top of the fermenter and the ground. The intermediate feeding device is installed on the top of the fermenter. The upper end of the machine is connected, and the lower side is connected with a screw conveyor, and the lower end of the screw conveyor is arranged below the biogas slurry liquid level in the fermenter. The invention transports the loose straw through the steel belt conveyor, and a baffle plate is arranged on the steel belt conveyor, which ensures the uniformity of the straw conveying and avoids the phenomenon of straw piling and jamming caused by the ordinary belt conveying; by controlling the movement of the steel belt The speed can control the conveying volume of the straw, which is suitable for the adjustment of the feed volume of the biogas project; the straw is in the middle warehouse, mixed with the return biogas slurry sprayed from the spray pipe on the top of the warehouse, and then enters the fermentation tank, which ensures the solid-liquid mixing. Adequacy, avoiding the phenomenon of solid crusting in the tank.

Method and apparatus for mechanical sex-sorting of mosquitoes by extracting a class of mosquitoes from unsorted mosquitoes comprises obtaining unsorted mosquitoes, obtaining images of individual mosquitoes in a stationary phase, electronically classifying the individuals from the images into male mosquitoes and/or female mosquitoes, and possibly also unclassified objects; obtaining co-ordinates of individuals of at least one of the male mosquito and female mosquito classifications, and using a robot arm to reach an individual identified by the obtained coordinates to store or remove the individuals, thereby to provide sex-sorted mosquitoes.

The invention discloses a revolving type publicity display stand for management and education in college. The publicity display stand comprises a main body top tray and a main body base. The main body top tray and the main body base are fixedly connected through a side support plate. The upper and lower parts of a rotating shaft are fixed connected with display shafts through a connection rod body. A first auxiliary banner is hung between the L-shaped fixing rods on both sides, support frame legs are arranged under the main body base, a lifting frame plate is arranged between the support frame legs corresponding to the two sides, two universal rollers are arranged on the lifting frame plate, a horizontal bevel gear is arranged at the upper part of the connection rod body, and garbage bins are arranged on the side walls of the support frame legs. The revolving type publicity display stand has good publicity effect by the arrangement of three groups of display shafts, rotating shaft publicity and auxiliary banner publicity methods are combined together, functions are more diversified, the utilization rate of finite space is increased, fast movement and positioning as well as effective classified arrangement of the garbage are achieved.

Provided is a printing method which can form a uniform ink coating surface with stable coating properties, on the surface of a silicone blanket, prevent an ink from piling by improving transferability, and further, meet the requirements of an oversized printable object, and a printing device to be used for this printing method. In this printing method, the ink is applied by a slit die coater so as to allow forming of a coating surface of the ink on the surface of a silicone blanket, then a drying gas is blown to the coating surface of the ink from a gas nozzle and a solvent contained in the ink is sucked by a suction nozzle. After that, the coating surface of the ink is removed partially by rolling the silicone blanket over an indented plate, and the coating surface of the residual ink is transferred to the surface of a substrate.

The invention relates to a salvaging device, in particular to a marine litter salvaging device with a water removal function for marine environmental protection. The technical problem to be solved is to provide the marine litter salvaging device with the water removal function for marine environmental protection, which is high in working efficiency and capable of reducing the workload of people. A marine garbage salvage device with a water removal function for marine environmental protection comprises a first supporting frame and supporting frames, and the supporting frames are fixedly connected to the two sides of the interior of the first supporting frame; the two conveying rollers are rotationally connected between the supporting frames through bearings; and the conveying belt is wound between the conveying rollers. According to the device, marine garbage can be conveyed into the collecting frame through the conveying belt, the marine garbage is fished, the marine garbage is continuously conveyed, the efficiency is improved, manual operation of people is not needed, and the workload of people is relieved.

The invention relates to a granite coating preparation system, belonging to the technical field of coatings. The granite coating preparation system comprises a base, wherein a stirring box is arrangedon the base; a stirring cavity is formed in the stirring box; rotating rollers are arranged in the stirring box; a rotating motor for driving the rotating rollers to rotate is mounted on the stirringbox body; a plurality of material stirring assemblies are arranged on the rotating rollers and spirally distributed on the rotating rollers; a material guide plate is arranged between every two adjacent rotating rollers; a material scraping device is arranged on the side, away from the corresponding rotating roller, of each material guide plate; and the material scraping devices abut against theinner side wall of the stirring cavity in a sliding mode. The granite coating preparation system in the invention has the effect that composite granite does not stick to the bottom in the stirring process, so the quality of a granite coating is improved.

The invention discloses a construction method of piles comprising the steps of positioning, immersing a pipe, implanting a precast pile and filling a void. The method for implanting the prefabricatedpile is to lift the inner immersed pipe system in the outer pipe out to form a hollow pile of the guard sleeve of the outer tube, and then to implant the precast pile into the hollow pile. Filling thegap between the hole-building soil wall on the lateral side of the guard sleeve of the outer tube and the outer side of the precast pile in the hollow pile; for which the specific method is to, a) pull up the guard sleeve of the outer tube to expose the space between the hole-building soil wall on the lateral side of the guard sleeve of the outer tube and the outer side of the precast pile gradually and fill the void space with the filler falling through the cavity passage. The invention has the advantages of convenient construction and good effect.

An anti-smoke mask, the main body of the mask is made of medical gauze as an interlayer, and hair balls are laid in the interlayer, the upper and lower corners of the main body of the mask are connected with the upper and lower fixing belts, the The upper part is heightened and the eyes are covered. Holes are opened in the eyes, and plano lenses are installed in the holes. A plurality of spherical blisters are arranged in the gauze interlayer under the lenses. Pre-cuts are made on the lower part of the blisters. It is distributed on the upper part of the breathing port of the mask, and the natural water that has passed through the technical treatment is poured into the blisters.

The invention discloses a small domestic garbage incineration purification treatment system. The small domestic garbage incineration purification treatment system comprises a garbage incinerator, a spraying absorption tower, a smog removal device, an activated carbon adsorption device and an exhaust chimney, wherein the garbage incinerator, the spraying absorption tower, the smog removal device, the activated carbon adsorption device and the exhaust chimney are connected in sequence. The garbage incinerator comprises a furnace body with a hearth, and a heat transmitter arranged in the hearth.The heat transmitter comprises multiple layers of heat transmission pipes which are arranged perpendicular to the flow direction of air flows and communicate with one another. Each layer of heat transmission pipes are distributed in the shape of a snake. The interval between every two adjacent layers of heat transmission pipes increases step by step in the direction from air inlet to air outlet. According to the small domestic garbage incineration purification treatment system, garbage can sufficiently and effectively burn quickly, the amount of generated toxic and harmful smoke can be reduced, and purification treatment can be effectively carried out on the generated smoke.

The invention discloses an air locking and feeding device. The air locking and feeding device comprises a shell and a rotor assembly, wherein the shell is fixed to a rack, the rotor assembly is rotatably arranged in the shell, and the rotor assembly is connected with a power plant; the shell comprises a vertical cylinder, a cylinder bottom which is fixedly arranged at the bottom of the cylinder and a cylinder cover which is fixedly arranged on the top of the cylinder, a feed opening is formed in the cylinder cover, and a discharge opening is formed in the cylinder bottom; the rotor assembly comprises a vertical rotating shaft and an impeller which is fixed to the rotating shaft, the impeller comprises an inner sleeve which is arranged on the rotating shaft and is fixedly connected with the rotating shaft, an outer sleeve which is arranged on the outer side of the inner sleeve and a plurality of vertical blades which are arranged between the inner sleeve and the outer sleeve at intervals, the inner edges of the blades are fixed to the inner sleeve, and the outer edges of the blades are fixed to the outer sleeve. According to the air locking and feeding device, no accumulation body is formed in rotor lattices of the rotor assembly, so that the phenomena of jamming and shutdown are reduced, the air locking capability is greatly increased, the energy consumption of unit product is obviously reduced, and the operation and maintenance are convenient.

The invention discloses an ultra-large open caisson structure combined foundation construction method. The method mainly includes the steps that (1) a medium-coarse sand cushion layer is filled on a mud flat of a to-be-newly-built large circulating water taking area; (2) the medium-coarse sand cushion layer is used as a pile frame bearing layer, and rock-socketed cast-in-situ bored pile construction is conducted; (3) rock-socketed construction is conducted on the lower portion of a cast-in-situ bored pile, reinforced concrete is filled, and the cast-in-situ bored pile serves as a permanent supporting structure of an ultra-large open caisson structure; (4) the pile top of the cast-in-situ bored pile is subjected to compaction grouting, and a soil body at a pile head is reinforced, so that the pile and the soil body form a whole; and (5) an open caisson is manufactured and sunk in a graded mode or integrally sunk in a graded mode, after the open caisson is sunk to a designed elevation, plain concrete bottom sealing is conducted, a reinforced concrete bottom plate is poured, and the rock-socketed cast-in-place piles are connected with the bottom plate to form a whole. According to the ultra-large open caisson structure combined foundation construction method, the problems of sudden sinking and super sinking in the manufacturing and sinking process of the open caisson are effectively solved, and the problem of post-construction settlement after the open caisson is in place is also solved.

The invention relates to a portable electric salt spreader which comprises a bearing vehicle with a traveling mechanism, wherein a salt storage box and a salt spreading mechanism are arranged on the bearing vehicle; the salt spreading mechanism comprises a suction tube with an adsorption fan; a spray gun is hinged at the upper end of the salt storage box; an input end of the suction tube stretchesinto the bottom of the salt storage box, and the output end of the suction tube is connected with the input end of the spray gun; a salt spreading port is formed in the front side at the bottom of the salt storage box; a salt spreading disc is arranged at the salt spreading port and comprises a rotating shaft and a group of salt spreading plates arranged in a radial shape along the rotating shaft; an outline of the salt storage box at the salt spreading port corresponds to a shape formed by two salt spreading plates from top to bottom; rubber plates are arranged on the upper end faces of thesalt spreading plates; and the upper ends of the rubber plates are higher than the upper end of the salt spreading port. According to the portable electric salt spreader disclosed by the invention, the salt spreading machine can travel on multiple road surfaces, the salt spreading operation is performed in the close-range and medium-far range surrounding an operator, the operation is simple, convenient and labor-saving, and salt spreading is uniform. Moreover, salt particles inside the salt storage box are not stacked and can be fully utilized.

The invention discloses a Chinese herbal medicine washing and filtering device for agriculture. The Chinese herbal medicine washing and filtering device for agriculture structurally comprises a machine body, bolts, a washing and filtering device, a feeding pipe, a water inlet pipe, a rack, a controller, a blow-off pipe, a discharging pipe, a servo motor device, a Chinese herbal medicine scatteringmechanism, a power transmission mechanism, a dirt removal and filtration mechanism, a hinge transmission mechanism, a washing stirring mechanism and a fan air drying mechanism. The Chinese herbal medicine washing and filtering device for agriculture can carry out stirring washing on Chinese herbal medicine in a high efficiency manner, a fan is used for blowing the Chinese herbal medicine dry after the Chinese herbal medicine is washed clean, and the production efficiency and quality of the Chinese herbal medicine are improved; and because residues left by the Chinese herbal medicine can be brush away completely, and it is avoided that equipment is blocked because residues and sludge retain for a long time.