13results about How to "Avoid clogging pipes" patented technology

The present invention relates to the technical field of pile-casting equipment, and specifically to a rotary intelligent pile-casting machine. The rotary intelligent pile-casting machine provided by the embodiment of the present invention includes a base, a walking device, a winding device, a conveying hose, a metal connecting pipe, a high-pressure conveying device and a lifting arm; in the present application, a high-pressure conveying device is used as a power source, and a continuous conveying hose can be used for pile casting, which replaces the conventional metal conduit and eliminates the process of disassembling and assembling section by section, greatly saving operation time, reducing labor intensity, and increasing work efficiency; due to the use of a continuous conveying hose, it is no longer necessary to frequently disassemble and assemble the conduit section by section, eliminating the leakage caused by loose threads and loose seals, reducing the probability of broken piles, and improving the quality of pipe piles; at the same time, through the structure of the rotary joint and the winding device, it can be achieved that when the conveying hose rotates with the reel, the high-pressure conveying device can continuously convey concrete into the conveying hose.

The utility model relates to a converter evaporation cold spray gun system which comprises a water path ring pipe and a gas path ring pipe, a plurality of groups of water path branch pipes are arranged on the water path ring pipe, and a plurality of groups of gas path branch pipes are arranged on the gas path ring pipe; liquid-phase fluid is supplied to the multiple sets of water path branch pipes through the water path annular pipe, gas-phase fluid is supplied to the multiple sets of gas path branch pipes through the gas path annular pipe, and the gas-phase fluid enters the spraying pipe through the connecting pipe, is mixed with the liquid-phase fluid and is sprayed out of the spraying pipe; the gas-phase fluid in the water path branch pipe and the gas path branch pipe is sprayed out of the spray pipe after being mixed with the liquid-phase fluid, so that the converter is cooled, compared with the conventional method that a large amount of cooling water and nitrogen are simultaneously introduced into a single annular pipe, the consumption of nitrogen per ton of steel for cooling is reduced from 12 m / t to 5 m / t, and the consumption of nitrogen per ton of steel is reduced. And each group of the water path branch pipes and the gas path branch pipes can be independently controlled through the valve bodies of the water path branch pipes and the gas path branch pipes and are metered through the flow meters, so that the cooling liquid phase body / gas phase body can be saved and used conveniently, and the controllability is high.

The utility model discloses a flue gas emission device of pyrolysis carbonization equipment, which belongs to the technical field of pyrolysis carbonization and particularly comprises a carbonization machine and a flue gas exhaust port arranged on the carbonization machine. The fan is arranged on the carbonization machine, the air inlet end of the fan is communicated with the smoke exhaust port through a smoke exhaust pipeline, and the air outlet end of the fan is connected with a smoke conveying pipeline; the dust removal mechanism is arranged on the carbonization machine and comprises a dust removal cabinet, a smoke inlet and a smoke outlet, the smoke inlet and the smoke outlet are formed in the dust removal cabinet, a smoke flow guide assembly is fixedly arranged in the dust removal cabinet, the smoke inlet is communicated with the smoke conveying pipeline, and a dust removal filter bag is fixedly arranged at the smoke outlet; according to the utility model, through the dust removal cabinet and the flue gas diversion assembly, flue gas can continue to circulate in the dust removal cabinet, the circulation space of the flue gas in the dust removal cabinet is increased, a traditional method of cooling the flue gas by adopting a condenser is replaced, and the problem that the pipeline is blocked by particulate matters due to the fact that a condensation pipeline is relatively thin is avoided; and the problem that the pipeline is inconvenient to clean is solved.

The application discloses a shotcrete rebound-reducing agent and a preparation method thereof. The shotcrete rebound-reducing agent is prepared from the following raw materials in mass percentage: 15-30% of a quick-setting component, 2-5% of a viscosity-increasing component, 10-15% of a reinforcing component, 2-5% of an anti-freezing component, 1-4% of a stabilizer, and the rest of water; and the viscosity-increasing component is a combination of polyvinylpyrrolidone and modified carboxymethyl cellulose. The prepared shotcrete rebound-reducing agent has the advantages of good sprayability, high hourly strength, good anti-freezing and stability, and the like, can improve the working performance of shotcrete, reduce the content of a quick-setting agent and significantly reduce the rebound rate of shotcrete, and has good economic benefits.

The utility model relates to the technical field of thin film processing equipment, in particular to a thin film processing blanking device which comprises a discharging barrel, an access cover is connected to the top of the discharging barrel in a clamped mode, the top of the access cover is communicated with a feeding box, a discharging opening is formed in the bottom of the discharging barrel, and a screening assembly for screening thin film particles is arranged at the bottom in the discharging barrel. By means of the screening assembly, plastic particles can be promoted to be screened, the problem that the particles adhere to one another to block a pipeline is solved, meanwhile, stable movement of a screening plate is achieved, the screening effect of the film particles is improved, and meanwhile the problems that noise is generated and the device is abraded when an irregular gear is adopted for vibration traditionally are solved. And meanwhile, through the arranged anti-sticking assembly, particles stuck to the inner wall of the top of the discharging barrel due to static electricity can be stirred away, so that the problems that the particles are accumulated and the discharging efficiency is affected are solved, and the screening effect and the discharging uniformity are improved.

The invention relates to the technical field of foundation drainage, and provides an anti-blocking pile mouth structure, a drainage plate inserting machine and a drainage plate construction method.The anti-blocking pile mouth structure comprises a pile mouth, one end of the pile mouth is used for being connected with a pile pipe, and the other end of the pile mouth is used for being connected with a pile shoe in an abutting mode; a first through groove is formed in the pile mouth, the width of the first through groove is smaller than that of the pile shoe, and the drainage plate can pass through the first through groove; and the sealing structure is installed in the first through groove, and the sealing structure is used for forming sealing between the drainage plate and the inner wall of the first through groove. The invention can overcome the defects that in the prior art, a pipe blockage phenomenon is easy to occur when a drain board is inserted by a board inserting machine, on one hand, the drain board is difficult to retain by a soil body, and the drainage effect is reduced; and on the other hand, pile pipes need to be cleaned frequently, so that the construction efficiency and the construction speed are reduced.

The invention provides a filling mining slurry rapid curing system. The filling mining slurry rapid curing system comprises a slurry receiving subsystem, a curing subsystem and a rapid pumping subsystem. The slurry receiving subsystem comprises a slurry receiving bin and a slurry stirring device; the slurry receiving bin receives low-concentration filling slurry conveyed from the ground, and the slurry stirring device continuously stirs the slurry in the slurry receiving bin to prevent segregation; the slurry receiving bin and the slurry stirring device are matched together, so that the buffering and temporary storage effects are achieved, the pipe blocking accident caused by interruption of the preparation process of the ground slurry is avoided, and the continuous preparation and transmission effects on the slurry are achieved; the curing subsystem comprises a curing bin, and a thickening device, an additive adding device and a stirring device are arranged in the curing bin; and the maintenance subsystem is used for increasing the concentration of the slurry, accelerating the hydration reaction and curing process of the slurry, shortening the initial setting time of the slurry, and playing a role in separating and buffering slurry ground preparation and filling operation.

The utility model discloses a long -acting anti -block filter device relates to agricultural irrigation technical field, including the water tank, the water tank one side is connected with the water inlet pipe, the water tank opposite side is connected with the water delivery pipe, the inside of water tank is provided with the stirring broken subassembly, the water delivery pipe one end is connected with the connecting pipe, the inside of connecting pipe is provided with the filter drum, the utility model discloses beneficial effect is: the filter drum adopts 304 stainless steel and constitutes, and this material is firm and durable, corrosion -resistant, can adapt to various complex water quality environment, can prolong the service life of filter drum, at the same time, the filter drum inner wall is connected with the plug tube and the sleeve pipe cooperation, the sleeve pipe inner wall fixed three sets of sealing rings, not only guarantee the leakproofness of connection, prevent water leakage, still can block the impurity and enter the connecting pipe inside to a certain extent, reduce the accumulation of impurities at the connecting pipe, reduced the risk of blockage.

An air-cooled chiller unit comprises a water inlet pipeline; a water outlet pipeline; a cooling device; a heating device; wherein the cooling device and the heating device are connected in series between the water inlet pipeline and the water outlet pipeline through a pipeline, when water flowing in from the water inlet pipeline flows through the cooling device, the cooling device cools the water, when the water flows through the heating device, the heating device heats the water, and when the water flows through the water outlet pipeline, the cooling device cools the water. And finally, the water flows out from the water outlet pipeline. And by arranging the heating device, the temperature of the water can be increased. Therefore, when the water cooling requirement of a user is within the lowest operation range of the cooling device, even if the cooling device cools the water with the lowest load and the temperature of the water is still too low, the water can be heated by the heating device, so that the water reaches the target temperature. Therefore, the adaptation range of the cold using requirement can be widened, and the start-stop frequency of the air-cooled chiller unit is reduced.

The present invention relates to the technical field of pile-driving equipment, and specifically to a coiled intelligent pile-driving machine. The coiled intelligent pile-driving machine provided by the embodiment of the present invention comprises a base, a walking device, a coiling device, a conveying hose, a metal connecting pipe, a high-pressure conveying device and a lifting arm; in the present application, a high-pressure conveying device is used as a power source, and a continuous conveying hose can be used for pile-driving, which replaces the conventional metal conduit and eliminates the process of disassembling and assembling section by section, greatly saving operation time, reducing labor intensity, and increasing work efficiency; due to the use of a continuous conveying hose, it is no longer necessary to frequently disassemble and assemble the conduit section by section, eliminating the leakage of slurry caused by loose threads and loose sealing, reducing the probability of broken piles, and improving the quality of pipe piles; the coiled intelligent pile-driving machine provided by the present application no longer requires a crane to cooperate in the operation, omits the processes of reverse transportation and hoisting, eliminates safety hazards, and saves the cost of renting a crane.

This invention provides a high-lift, long-distance filling pump device, belonging to the technical field of mining filling systems. It addresses the problem in existing mining filling operations where filling slurries such as tailings and waste rock slurries, due to their gravity and high concentration, easily form a sedimentation stratification phenomenon within the hopper, resulting in a thinner top and thicker bottom. The device includes a mounting plate, a second stirring paddle, a fixed guide box, an anti-sedimentation component, and an opening and cleaning component. The top of the second stirring paddle is rotatably connected to the inside of the fixed plate, and the bottom of the second stirring paddle is rotatably connected to the bottom of the hopper. The fixed guide box is fixedly connected to the front of the hopper. The anti-sedimentation component is located inside the hopper. The opening and cleaning component is located on the left side of the hopper. This invention disrupts the sedimentation stratification of the slurry, promotes the convergence of materials from the edges to the center, achieves stable pumping concentration and improves the uniformity of the filling body strength. The sliding door makes it easier to clean materials adhering to the internal structure of the hopper.

The utility model discloses an underground pulping pumping station system which comprises a conveying unit, a stirring unit connected with the conveying unit in a matched mode, a grouting filling pump connected with the stirring unit in a matched mode, a grouting filling pipe fixedly connected with the grouting filling pump and a yellow mud grouting system, and the output end of the yellow mud grouting system is connected with the stirring unit in a matched mode. The gangue slurry stirring machine solves the problem of pipe blockage caused by long-distance pipeline conveying.

The utility model relates to the technical field of vortex prevention devices, in particular to a building water supply and drainage flow guide vortex prevention device which comprises a rotating shaft clamped in a pipeline, fan blades used for flow guide are fixedly connected to the outer surface of the rotating shaft, and a motor used for providing power is connected to the upper end of the rotating shaft in a threaded mode. One end of the pipeline is fixedly connected with a connecting piece used for limiting, the side face of the connecting piece is fixedly connected with a rubber pad used for sealing, and one end of the connecting piece is connected with an auxiliary disc used for fastening through a bolt. According to the building water supply and drainage flow guide anti-vortex device, through cooperative arrangement of the rotating shaft, the motor and the fan blades, during drainage, water flow in a pipeline can be guided through rotation of the rotating shaft and the fan blades, so that the water flow flows out more quickly, meanwhile, impurities such as leaves in the water can be transported and discharged to the outside, and the water supply and drainage efficiency is improved. The problem that the pipeline is blocked by impurities such as leaves carried in the rainwater is avoided, and meanwhile the practicability of the device is further improved.