2619 results about "Helical blade" patented technology

A system for fracturing a formation in a bore at a worksite is disclosed. The system includes a turbine. The system also includes a pump coupled to the turbine. The pump includes a housing member that is adapted to receive a fracturing fluid. The pump also includes an auger rotatably disposed within the housing member. The auger pressurizes the fracturing fluid at a desired pressure based on a speed of the turbine to supply a pressurized fracturing fluid to the bore. The auger includes a shaft coupled to the turbine and rotatable about a rotational axis. The auger also includes a helical blade disposed around the shaft.

A vortex induced vibration suppressor and method is disclosed. The apparatus includes a body that is a flexible member of a polymeric (e.g., polyurethane) construction. A plurality of helical vanes on the body extend longitudinally along and helically about the body. Each vane has one or more openings extending transversely there through. A longitudinal slot enables the body to be spread apart for placing the body upon a riser, pipe or pipeline. Tensile members that encircle the body and pass through the vane openings enable the body to be secured to the pipe, pipeline or riser.

A tubular housing includes at least one fixed helical vane formed onto the inner surfaces of the tubular housing in a spiral and adapted to direct fluid into a spiraled flow and focus fluid onto a fan blade assembly associated with an alternator system and located within the tubular housing before a system exhaust. A generator cone can be mounted near the center and front of the fan blade assembly facing fluid passing through the tubular housing. As fluid passes over the generator cone it experiences compression between the generator cone and housing resulting in increased pressure and velocity of the fluid, thereby increasing rotational speed of the generator blades and generator as the compressed, spiraled fluid passes through the blades and exits the tubular housing. The system can be used for fixed or mobile applications in water, wind and manually induced air flow.

An apparatus for treating waste material that comprises four major cooperating subsystems, namely a pyrolytic converter, a two-stage thermal oxidizer, a steam generator and a steam turbine driven by steam generated by the steam generator. In operation, the pyrolytic converter is uniquely heated without any flame impinging on the reactor component and the waste material to be pyrolyzed is transported through the reaction chamber of the pyrolytic converter by a pair of longitudinally extending, side-by-side material transfer mechanisms. Each of the transfer mechanisms includes a first screw conveyor section made up of a plurality of helical flights for conveying the heavier waste and a second paddle conveyor section interconnected with the first section for conveying the partially pyrolyzed waste, the second section comprising a plurality of paddle flights. Once operating, the apparatus is substantially self-sustaining and requires a minimum use of outside energy sources for pyrolyzing the waste materials.

A blower noise silencer comprises both an air turbulence stage and a noise absorption stage. The air turbulence stage includes a tubular screen enclosing a spiral vane wrapping around a central bore running through the air turbulence stage. The screen is surrounded by a hollow chamber. The noise absorption stage includes a hollow tubular screen surrounded by a chamber packed with sound dampening material. Each chamber in the silencer is closed other than through the screen that it surrounds whereas the screens open at one another and to opposite ends of the silencer to provide air flow movement into and out of the silencer.

An oilless-fixing toner is provided for use in a vertical image developer including a toner feeder feeding the oilless-fixing toner vertically below; a developing roller located vertically below the toner feeder; and a screw blade agitating the oilless-fixing toner, wherein the oilless-fixing toner contains:a resin including a wax;a colorant; andan external additive,wherein a total energy determined from a torque and a load of the screw blade is from 450 to 530 mJ when rotating in the oilless-fixing toner at 100 mm / s, and a ratio of total energy at 10 mm / s to total energy at 100 mm / s is from 2.0 to 3.0.

The invention discloses a self-circulating type coating stirring device for architectures. The self-circulating type coating stirring device comprises a tank body, support legs, a feeding opening, stirring blades, a helical blade and a discharging opening, wherein a motor is fixedly connected to an upper surface of the tank body; an upper rotating shaft penetrates through a top part of the tank body and deepens into the tank body; side rotating shafts are respectively arranged at a left side and a right side of the upper rotating shaft; a lower rotating shaft is arranged on a lower part of the upper rotating shaft; the helical blade is fixedly connected to the lower rotating shaft; a cam is arranged at a tail end of the lower rotating shaft in a sleeving manner; a sleeve is fixedly connected to a bottom part of the tank body; a piston cylinder is arranged inside the sleeve; a right end of the piston cylinder is pressed against the cam; a circulating pipeline is mounted on a side wall of the tank body; the coatings are poured into the tank body, an upper layer of coatings are stirred by utilizing the stirring blades, and a permanent magnet rotates continuously; when the permanent magnet is relatively close to a movable plate, the movable plate is attracted to rotate downwards, and when the permanent magnet is away from the movable plate, the movable plate rotates upwards under an effect of a first spring so as to stir the coatings; the coatings are circulated in the tank body, so that a stirring effect is further improved.

The invention discloses a highly effective feed mixing preparation device special for aquaculture. The device includes a base plate, a stirring drum, T-shaped supporting rods, an electric motor, a first rotating shaft, a first belt pulley, a belt, a second belt pulley, a second rotating shaft, stirring rods, a third gear, an outer gear ring, a cam, a discharging board, a solid feed drum and a liquid feed drum. According to the invention, the electric motor, the first rotating shaft, the third gear, the outer gear ring, the first belt pulley, the belt, the second belt pulley and the second rotating shaft are arranged to work together to drive the stirring rods and the stirring drum rotating reversely so as to improve stirring and mixing efficiency. With the arrangement of a first gear, a second gear, a third rotating shaft and helical blades, feed at the bottom of the stirring drum is brought upward and moves to the bottom of the stirring drum under the effect of gravity; and after continuous cycles, the stirring and mixing efficiency is further improved. The arrangement of the cam and the discharging board realizes intermittent discharging and avoids the problems of incomplete and uneven stirring and mixing caused by discharging feed too fast and too much under the condition of continuous discharging.

A non-rotating downhole sleeve adapted for casing centralization in a borehole. The sleeve includes a tubular body made of hard plastic with integrally formed helical blades positioned around its outer surface and an inner surface which allows drilling fluid to circulate to form a non-rotating fluid bearing between the sleeve and the casing. The tubular sleeve comprises a continuous non-hinged wall structure for surrounding the casing. The non-rotating centralizer sleeve reduces sliding and rotating torque at the surface while drilling the casing, for example, with minimal obstruction to drilling fluid passing between the casing and the surrounding borehole.

A rotating stream sprinkler of the type having a rotatable deflector with spiral vanes engaged by one or more water jets for imparting a rotary drive torque to the deflector, which converts the jets into a plurality of relatively small outwardly projected water streams swept over the surrounding terrain to irrigate adjacent vegetation. The sprinkler includes a speed governor having a turbine driven orbiter with first and second gears meshed respectively with a stator gear and a driven gear having different numbers of gear teeth, wherein the driven gear is carried by the deflector for rotation therewith. The turbine rotatably drives the orbiter on an eccentric axis, to react against the stator gear and thereby rotatably drive the driven gear and deflector with a substantial speed reduction. The speed governor thus regulates deflector speed for slowly sweeping the projected water streams over the adjacent landscape.

A concrete mortar mixing device for building construction, including a main body, a mixing bucket is arranged inside the main body, a limit spring is arranged between the mixing bucket and the main body, a number of auxiliary mixing blades and a number of auxiliary mixing blades and a number of Auxiliary cutting blade, the spur rack slides through the body, the left end of the spur rack is fixed with a limit plate, the limit plate is located outside the body, a first return spring is arranged between the limit plate and the body, and a piston is fixedly installed on the body The water-drawing sleeve, the left end of the piston rod is vertically fixed with a piston top plate, the cam is in contact with the right side of the transmission plate, and the cam is in contact with the left side of the piston top plate; the spiral blade arranged at the bottom of the stirring shaft in the present invention will move the bottom of the mixing tank The concrete mortar is turned upwards to make the mixing more complete. Driven by the wire rope, the mixing bucket vibrates up and down, making the concrete mortar shake up and down in the mixing bucket, which promotes the mixing effect of the concrete mortar.

The invention discloses an easy-to-clean and high-efficiency crushing device for traditional Chinese medicinal materials, which comprises a base on which a crushing box is arranged; support plates are arranged on the left and right sides of the top of the base, a top plate is arranged on the top of the support plate, and a second motor is arranged on the top of the top plate , the motor shaft at the bottom of the second motor passes through the top plate and is connected with a lifting screw, and the lifting screw is connected with a moving cover; the top of the moving cover is provided with a third motor, and the motor shaft at the top of the third motor is connected with a driving gear. The center of the plate is rotatably connected with a second rotating shaft through a bearing, a driven gear is installed on the top of the second rotating shaft, and a crushing blade and a helical blade are also installed on the second rotating shaft. When the present invention crushes medicinal materials, the moving cover plate closes the crushing box to prevent splashing when the medicinal materials are crushed; the moving cover plate can drive the blade to move up and down, making it convenient to feed and take out materials, and at the same time it is convenient to clean the blade and the crushing box, further improving the crushing device. Cleanliness, thereby improving the quality of medicinal materials.

Apparatus and method is provided for capturing centrifugally-liberated liquid from a gas stream including separator components installed in a cyclonic vessel. A plurality of concentric shells supported on a base form annular cavities arranged about a gas outlet for capturing separated liquids from a spinning gas stream. The shells can be suspended from an insert manufactured with or retrofit to a vessel. Helical vanes aid in maintaining the spinning gas stream. In low moisture conditions, liquid removal through annular cavities can be supplemented with an annular layer of packing adjacent the vessel wall.

A paintball delivery system which includes a container configured to receive, hold and facilitate delivery of paintballs to a paintball marker, and a drive system at least partially housed within the container. The container includes a first chamber configured to hold paintballs, and a second chamber which includes a cavity facilitating advancement of a paintball to a paintball marker along a predefined path. The drive system includes an auger which has an axle and a helical blade, the helical blade defining multiple pockets along the longitudinal length of the auger. The auger is positioned proximate to the second chamber and the cavity therein to facilitate advancement of paintballs to the paintball marker. The drive system also includes a motor configured to selectively operate the auger, and actuation means for selectively operating the motor to in turn operate the auger.

The ground anchor includes a shaft having a pointed lower end, an embossed section extending between lower and upper portions of the shaft to retain the threaded upper portion above ground, at least one helical blade attached to the lower portion, a stabilizer cap mounted concentric on the upper portion, the cap having an outer diameter greater than the helical blades and having a plurality of spikes, a first and second securing member threaded onto the upper portion for holding the stabilizer cap against the embossed section and rotating the shaft into and from the ground, the second securing member having an outer diameter less than the first securing member and an interchangeable mount threaded to the upper portion. The interchangeable mount having a housing for covering the securing members and the upper portion and optionally having an attachment(s) extending therefrom.

In a toner conveyance device, a first agitator contacts a helical outer circumferential surface of a blade of a conveyance member for conveying toner, and swings in coordination with rotation of the conveyance member to agitate the toner. The first agitator includes a body for bending and swinging in a bending direction perpendicular to an axial direction of the conveyance member, and a protrusion for protruding from the body in a protrusion direction opposite the bending direction of the body. The protrusion includes a basal portion adjacent to the body, a convex portion protruding from the basal portion, and a protrusion front edge surface having a distance from the body changing in a toner conveyance direction, and contacts the helical outer circumferential surface of the helical blade of the conveyance member.

The invention discloses a digging device for backfilling in gardens, which comprises a base plate, a support, a digging mechanism, a collection bucket and a storage tank; A digging mechanism is provided, and the digging mechanism includes an upper sleeve, a lower sleeve, a rotating shaft, a helical blade, an L-shaped plate, a ring gear A, a ring gear B and a rotating rod; the lower end of the excavation port is hinged with a collection bucket; The right side of the support rod is provided with a storage barrel; the lower end of the storage barrel is provided with a discharge port, and a rotating shaft is arranged in the discharge port, and a toggle plate is evenly and fixedly connected to the rotating shaft; the right side of the rotating shaft is connected to a transmission mechanism , the transmission mechanism includes a bevel gear A, a bevel gear B and a first connecting rod; a circular through hole is provided on the bottom plate, and a rectangular slot is provided on the right side of the circular through hole. The invention improves the planting efficiency of seedlings, increases the survival rate of seedlings and greatly reduces labor force.

The invention discloses a loose-soft rock soil stratum reverse circulation casing-following drilling tool and a drilling process. The drilling tool is of a coaxial three-passage structure and comprises a double-wall drilling stem, an auger stem, a drilling bit, a casing and a casing shoe, a central hole of an inner tube of the double-wall drilling stem and a central hole of an inner tube of the auger stem form a slag discharging passage, an annular gap between the inner tube of the auger stem and an outer tube of the auger stem forms an air incoming passage, and an annular gap between the outer tube of the auger stem and the casing forms an outer ring passage; compressed air enters the drilling bit through the air incoming passage and then is diverted and used for assisting a cutting bladeto break a stratum and realize reverse circulation deslagging. Drillings suspended in the outer ring passage go up along spiral blades, enters a deslagging passage through a deslagging window and then returns to the ground surface. Reverse circulation deslagging through a fluid medium and deslagging assisted by the spiral blades are adopted in the process of drilling, so that casing-following drilling is realized to protect hole walls, the problems of bit burying and difficulty in deslagging and hole forming in the process of loose-soft rock soil drilling can be solved, and integration of drilling, collapse preventing, dedusting and wall protecting is realized.

The invention relates to a dry type pneumatic rock drilling pile-driving machine and a working method thereof. The pile-driving machine is characterized in that the pile-driving machine consists of a pile frame, an upper power head, a screw drill rod, a lower power head, a steel pile casing, a pneumatic down-the-hole hammer, a 30-60 m<3> air compressor and a high-pressure gas transmission pipe. The working method is characterized by comprising the steps of: firstly, installing equipment; secondly, crushing the rock by the pneumatic down-the-hole hammer, and discharging the crushed soil mass and rock ballast out of a pile hole from a slag outlet by using a helical blade; and thirdly, protecting the walls of a construction soil layer, a sand layer and a cobble and gravel layer by using the steel pile casing. Compared with the prior art, the invention has the advantages of high rock drilling speed, dry type and environment-protection construction, clean construction site, and no mud pollution in rock drilling and pile pouring construction.

A system generating electrical power from wind includes a cowling to capture wind and directs it into a tubular housing. At least one fixed helical vane can be integrated into the inner surfaces of the tubular housing in a spiral, adapted to further direct the captured wind into a spiraled air flow and focus the wind directly onto electrical generator fan blades located near an exhaust of the system. A generator cone can be mounted at the front of the generator or fan blades facing air passing through the tubular housing. As air passes over the generator cone it can experience compression between the generator cone and housing resulting in increased pressure and velocity of the air, thereby increasing rotational speed of the generator blades and generator as the compressed air passes through the blades and exits the system's exhaust. The system can be used for fixed or mobile applications.

A helical broadhead for an archery arrow includes a ferrule having a longitudinal axis with a tip end and an arrow end. Aligned forward and rearward slots are located in the ferrule generally parallel to the axis. At least two helical blade assemblies, each with an elongate cutting edge, spiral about the axis from a forward blade tang mounted in one forward slot to a rear tang mounted in a nonaligned, rearward slot. A chiseled tip having a sloping surface aligned with a helical blade assemblies may be attached to the tip end of the broadhead.

The invention relates to a foamed plastic treatment device, in particular to a foamed plastic recycling granulation pretreatment device. The technical purpose is to provide the foamed plastic recycling granulation pretreatment device which carries out cleaning and smashing simultaneously and achieves ideal treatment. To realize the technical purpose, the foamed plastic recycling granulation pretreatment device comprises supporting rods, a collecting frame, a discharging pipe, a first valve, a discharging hopper, a filter screen, a first bevel gear, a first box body, a first belt pulley, a second bevel gear and the like. The supporting rods are welded symmetrically on the right side of the bottom inside a mounting bracket; the first box body is welded on the tops of the supporting rods; the filter screen is welded on the bottom inside the first box body; and the discharging hopper is arranged on the bottom of the first box body. According to the foamed plastic recycling granulation pretreatment device, a first helical blade and a second helical blade are arranged to agitate and wash foamed plastic and push the foamed plastic leftwards and rightwards at the same time, so that cleaning efficiency is significantly improved, and a motor is used for transmission in the whole process.

A torque down pile substructure support system comprises a tubular pile with a fixed conical tip having a helical flight thereon which draws the pile into a soil bed when a torque is applied to the pile. The tip has a substantially conical shape, and the largest diameter of the tip is substantially the same as the diameter of the tubular pile to which it is attached. The helical flight is attached to the outside surface of the tip. The tip may also be provided a point tip and one or more cutting teeth attached its surface.

The invention discloses an agitator used for livestock feed processing. The agitator used for livestock feed processing comprises a stirring box; the stirring box is a cylinder with an opening on the upper end; the opening on the upper end of the stirring box is provided with a feed hopper; dispersing blocks are uniformly arranged in the feed hopper; a driving motor is fixedly arranged at the middle part of the lower end of the stirring box; an output terminal of the driving motor is provided with a material pushing shaft; the material pushing shaft in the stirring box is sleeved by a lifting barrel; the upper end and the lower end of the lifting barrel are fixedly connected with the material pushing shaft via fixing rods; a helical blade is arranged on the material pushing shaft in the lifting barrel; No.1 stirring rods are symmetrically arranged on the outside of the lifting barrel; the upper end of the material pushing shaft is fixedly provided with a driving gear. The agitator is simple and reasonable in structure design, is convenient to move, possesses buffer performance, is capable of realizing convection stirring of upper layer material with lower layer material in stirring, realizing reverse stirring of the materials in convection stirring, and improving material stirring effect greatly, is convenient for material rapid mixing, and is high in practicality.

The invention discloses a small-sized rapid-precipitation environment-friendly sewage treatment device, which comprises a sedimentation tank, a driving motor and a filter tank; A brush plate; a drive shaft is provided under the filter plate, and spiral blades in opposite directions are provided on the left and right sides of the drive shaft. The present invention is equipped with reverse spiral blades and trapezoidal material guide plates to horizontally stir and mix the sewage and flocculants, so that the flocculants can be rapidly diffused and mixed, improving the efficiency of flocculation and sedimentation, and at the same time reducing the impact on the settled sludge. Stir to improve the efficiency of sedimentation; the present invention is provided with a reciprocating brush to avoid clogging of the filter holes and ensure normal filtering; the present invention is provided with a filter plate, a sandstone packing plate and an activated carbon packing plate that are easy to disassemble, and has better Excellent purification effect, easy to disassemble and clean.

Disclosed in this specification is a method and apparatus for placing an auger grouted displacement pile or helical pile in soil. The pile has an elongated shaft with at least one lateral compaction protrusion which establishes a regular bore diameter in the supporting medium. The pile also has a helical blade configured to move the pile into the supporting medium. The bottom of the shaft includes means for forming irregularities in the bore diameter after compaction by the lateral compaction protrusion. The bore is then filled with grout while leaving the pile in the soil.

The invention discloses an ore crushing and screening integrated equipment for mining exploitation, which includes a crushing box, a lifting sleeve, a connecting rod, a crushing wheel, a screening box, a base and a collection box, and a material guide is fixedly arranged on the inner wall of the upper inner cavity of the crushing box The lower part of the crushing box is sleeved on the upper outer ring of the lifting sleeve. The lower surfaces of both ends of the material guide seat are connected to the connecting rod through the hinge shaft. The bottom end of the connecting rod is provided with a crushing device. The inner cavity of the screening box A rotating rod is installed in the middle through the bearing connection mode, and the outer ring of the rotating rod is equipped with a spiral blade. The first screen, the second screen and the third screen are arranged on the inner cavity plate of the screening box from left to right. The invention is simple in structure and reasonable in design, can effectively crush ore materials, and is suitable for different ore materials, and can screen the crushed ore materials at the same time, greatly reducing the labor intensity of workers and improving the efficiency of ore processing , suitable for promotional use.