62results about How to "Reduce push resistance" patented technology

The present invention includes a hollow tube and a plunger. The hollow tube has a barrel which has one end tapered to form a first arched barrel connecting to an inverse second arched barrel which in turn is connected to an ejection opening formed at the same diameter as the second arched barrel but into a short length tube. The plunger can push a silicon breast implant s held in the hollow tube through an incision into a patient's breast. The silicon breast implant s is coated with a lubricating fluid non-irritating to human body. Coupled with a smooth connection between the first arched barrel and the second arched barrel, push resistance can be reduced to smoothly and safely move the silicon breast implant without damage into the submammary pocket. Thus augmentation mammaplasty can be performed quickly and safely.

The invention is used for automatically detecting and orderly placing a porcelain blank fabricated by spark plug production equipment, substituting traditional pure manual labor and completing quality detection and assembly task of the porcelain blank produced on a spark plug production line. A six-shaft industrial robot automatic pot loading system comprises a conveying belt, a visual detection camera, a discharging machine, a six-shaft industrial robot, a fixture at a tail end of the six-shaft industrial robot, a rotary disc and a PLC control system, wherein the conveying belt is used for transmitting the qualified porcelain blank onto a tray on the discharging machine after image comparison on the spark plug porcelain blank produced by the porcelain blank production line by the visual detection camera, and guiding the unqualified porcelain blank to a waste recycle box, the six-shaft industrial robot is used for grabbing and placing a certain amount of porcelain blanks arranged orderly on the tray in a crucible pot on the rotary disc by the fixture arranged at the tail end of the six-shaft industrial robot, after the crucible pot at a working position is fully loaded, the rotary disc can be used for automatically moving the fully-loaded crucible pot out of the working position and forwarding the empty crucible pot to the working position, and the empty crucible pot is secondarily positioned by an air cylinder.

The invention provides an integrated cobra-shaped biliary stent comprising a biliary stent body, a stent push pipe, a stent guiding pipe, and a stent protection casing pipe. The stent guiding pipe passes through the stent push pipe and the biliary stent body successively to connect a loop and a through hole pedestal into one. The stent protection casing pipe sleeves the top ends of the biliary stent body and the stent push pipe to protect the stent structure before usage. The biliary stent body is in an oblique S shape, the other end of the biliary stent body is in a shape like alpha, and the middle part of the biliary stent body serves as a drainage segment. Under guidance of a guide wire, the integrated biliary stent can pass through a choledochal duct cut, a T-shaped pipe sinus tract, and a percutaneous transhepatic biliary puncture sinus tract successively and then enters a biliary drainage part in a direct motion manner or can be placed into a biliary drainage part through a duodenoscope in a retrograde motion manner. The stent can fall automatically. Different stent drainage time can be obtained by selecting S-shaped structures with different radians according to clinic demands; and on the basis of the special S-shaped structure of the stent, a phenomenon that pancreatitis is caused because of pressing at a pancreiatic duct opening when the stent is discharged out of the biliary duct can be avoided.

The invention discloses a treatment device for realizing continuous derusting work of a steel rail for rail inner side cleaning. The device comprises a supporting top plate and side mounting plates, the left side of the adjusting threaded sleeve rod is rotationally connected with an adjusting mounting plate, lifting adjusting mechanisms are fixedly connected to the left side of the adjusting mounting plate and the right side of the supporting top plate, the output end of the lifting adjusting mechanism is fixedly connected with a walking side plate, a walking supporting mechanism is fixedly connected to the middle of the outer side of the walking side plate, a steel rail top sliding plate is fixedly connected to the left side close to the upper portion of the walking side plate, a derusting through groove is formed in the position, close to the back face, in the side mounting box, a derusting grinding wheel is rotationally connected into the derusting through groove, and a polishing cleaning wheel is rotationally connected to the position, located on the front face of the derusting grinding wheel, of the outer side of the side mounting box. According to the treatment device for realizing continuous derusting work of the steel rail for rail inner side cleaning, which relates to the technical field of rail cleaning, the purposes of achieving continuous derusting work and improving the derusting quality are achieved.

The invention relates to the technical field of drillings collection, in particular to a well drilling matched while-drilling waste collecting, lifting and transferring device which comprises a collecting component and a lifting and transferring component. The collecting component comprises a support base, a collecting tank, a spiral propeller and a collecting and cleaning pipe, the bottom of the collecting tank sits on the support base, a right-side shadow of the collecting tank is in the shape of a deboss with an upward opening and big end up, an overflow retaining plate for preventing materials from overflowing is fixed at the right end of the collecting tank, a collected material outlet is arranged at the left end of the collecting tank, and the spiral propeller capable of propelling the materials from right to left is mounted on the inner side of the lower portion of the collecting tank. The collecting and cleaning pipe is additionally arranged at the collecting tank, so that field cleaning can be facilitated; the device is stable in running, and a cleaning water source and the collecting and cleaning pipe can be docked together through a connecting joint when drillings are adhered on the collecting tank, so that flowability of the drillings can be improved, and drillings adhesion can be avoided effectively.

The invention discloses a novel balloon dilatation catheter. The balloon dilatation catheter comprises an inflatable balloon, a shuttle-shaped balloon catheter, a groove, a hose and a connecting pipe,the shuttle-shaped balloon catheter is arranged below the inflatable balloon, the groove is formed on the outer side surface of the shuttle-shaped balloon catheter, the connecting pipe is arranged below the shuttle-shaped balloon catheter, and the hose sleeves the outer side of the connecting pipe. In the treatment process, an embolus can be fixedly sealed in the groove on the shuttle-shaped balloon catheter, and then can be discharged out of the body along with the balloon dilatation catheter; and the balloon dilatation catheter is simple in structure, small in pushing resistance and smoothin operation, can reduce distal embolization, and is beneficial to reducing the occurrence of no reflow.

The invention provides an assistant push movement device for an electric bicycle, and belongs to the field of vehicle assistance equipment. The assistant push movement device for the electric bicycle comprises an L-shaped body. Wheels are installed on the two sides of the body, and the body can rotate relative to the wheels. The inner side of the body is of an arc-shaped structure corresponding to the structure of wheels of the electric bicycle. A limiting stop block is arranged at one end of the body, and a wheel transition plate is connected to the other end of the body. Wheel clamping devices are arranged on the body. When a tire is broken or bursts, the assistant push movement device is placed in front of the wheels, the electric bicycle is pushed to move forwards, and when the wheel with the broken tire enters the assistant push movement device, the wheel clamping devices on the two sides of the assistant push movement device conducts clamping and fixing operation on the tire and the wheel; and when the electric bicycle is pushed to move forwards, the body can automatically rotate forwards by means of the resistance effect of the limiting stop block, the rear end of the body leaves the ground, the wheels at the bottom of the body are pushed to move instead of the wheel of the electric bicycle, the push movement resistance is greatly reduced, and the tire is effectively protected.

The invention discloses an electric wheelchair hub motor. The electric wheelchair hub motor comprises a macro-axis fixed with a wheelchair support, a hub body assembled on the macro-axis in a rotatingmode as well as a motor body and a planetary reducing mechanism which are arranged in the hub body, wherein the motor body comprises a motor shell fixed with the macro-axis, a stator and a rotor which are arranged in the motor shell as well as an output rotating shaft which is fixed with the rotor and extends out of the motor shell, and the output rotating shaft is in transmission connection withan inner gear ring arranged on the inner wall of the hub body through the planetary reducing mechanism; the electric wheelchair hub motor also comprises a built-in electromagnetic braking device, thedevice comprises an armature disk, a first friction disk and a second friction disk which are sequentially arranged between the inner end of the macro-axis and the motor shell along an axial direction, the first friction disk is a non-metallic friction disk and is fixed on the output rotating shaft, and the second friction disk is fixed with the motor shell; and the electric wheelchair hub motoralso comprises a braking coil which is arranged at the inner end of the macro-axis and is in electromagnetic attraction with the armature disk and an elastic mechanism of which the elasticity direction is opposite to the electromagnetic attraction direction. The electric wheelchair hub motor disclosed by the invention is compact in volume, high in working efficiency and capable of realizing efficient braking.

The invention relates to a steel box girder installation system which includes supporting foundations, temporary supports, a Bailey beam, a roller system, rollers, box iron, bolts, a gantry crane, pushing gears, jacks and supporting seats. Supporting piers are arranged on the two sides of a highway which is spanned, the pushing gears are arranged on the outermost supporting piers correspondingly,and the pushing gears are arranged symmetrically about the highway which is spanned. The supporting foundations and the temporary supports are arranged on a central isolation belt, road shoulders andthe two sides of the highway which is spanned, the Bailey beam is erected on the upper parts of the temporary supports, the upper end of the Bailey beam is connected with the roller system by the bolts, the roller system is mainly composed of the rollers and the box iron, and the rollers are evenly distributed between two rows of the box iron. Steel box girder units are placed on the upper parts the rollers, and the steel box girder units are connected to form a steel box girder. The jacks or the supporting seats are arranged between the steel box girder and the supporting piers. The steel boxgirder installation system has the beneficial effects that the roller system is installed on the Bailey beam, and the pushing resistance is reduced, so that a certain protection role is played on theexisting supporting piers.

The invention provides an automatic wheelchair handle, which mainly consists of handles and fixing members. The handle at the back of the backrest of the wheelchair is arranged in the direction parallel with the backrest, a rotation speed controller is arranged on the right handle, a knob lock is further arranged on the upright post of the right handle, and a hand brake is arranged under the lefthandle. When the speed control is needed, only the rotation speed controller on the right handle is rotated to an appropriate speed, the wheelchair can move forward at a uniform speed and cannot control the speed when the knob lock is locked. The automatic wheelchair handle has the advantages that the function of the handles of the wheelchair is optimized and a speed control handle is provided, sothat the pulling resistance is reduced when people push the wheelchair and the wheelchair is easily controlled. The knob lock further diminishes the inconvenience caused by the incorrect operation ofother people and is convenient to use.

The invention discloses an anti-noise luggage case, which comprises a box body and an accommodating cavity formed in the box body, wherein a plurality of wheel cavities are formed in the bottom of thebox body, the two symmetrical side walls of each wheel cavity are each fixedly connected with a connecting pipe, each connecting pipe is sleeved with a rotating shaft, the rotating shaft is connectedwith a roller through a flat key in an interference fit mode, the connecting pipe is provided with a circulating cavity in a communicating mode, the circulating cavity and the connecting pipe jointlyform a circulating flowing channel, the flowing channel is filled with water, the bottom of the circulating cavity is fixedly connected with a compression spring, and the top of the compression spring is fixedly connected with a rack. The anti-noise luggage case has the advantages that the rotating shaft swings left and right irregularly, the half gear and the roller rotate at the same time, therack and the sealing block reciprocate, the liquid in the flowing channel circularly flows under the action of the liquid flowing opening in the sealing block and the one-way valve, and the effect ofreducing solid propagation generated when the roller passes to generate noise can be achieved in the process.

The invention relates to a scraper conveyor head and tail traction device in the field of transportation equipment for coal mines. The device comprises a lower base, a lower sliding way, an upper sliding way, a lower connecting seat, a jack, an upper connecting seat and an upper cushion frame, wherein the lower sliding way and the lower connecting seat are fixedly arranged on the upper surface of the lower base, the lower connecting seat is connected with the tail end of the jack, the head end of the jack is connected with the upper connecting seat, the upper connecting seat is fixedly connected with the head end of the bottom surface of the upper cushion frame, the middle part of the bottom surface of the upper cushion frame is fixedly connected with the top part of the upper sliding way, the upper sliding way and the lower sliding way are correspondingly and slidably fit, and stabilizing nails are arranged on the top surface of the upper cushion frame. The device can quickly and efficiency realize the goal of traction of a scraper conveyer head and tail with the advancing of a working face.

The invention provides a labor-saving mowing machine. The labor-saving mowing machine comprises a machine body, a walking device, a mowing device and a handle device, wherein the walking device, the mowing device and the handle device are arranged on the machine body; the mowing device comprises a motor and a knife blade; the handle device comprises a connecting rod and a handle, the connecting rod is rotationally connected with the machine body, and the handle comprises a linkage rod which is used for being connected with the connecting rod and a D-shaped handle body which is used for being held by hand. By arranging the D-shaped handle body, an operator conveniently holds the handle, and it is convenient for the operator to operate the mowing machine; the D-shaped handle body is providedwith a switch button and a trigger which are electrically connected with the motor, the switch button and the trigger are integrated on the D-shaped handle body, so that operation is more convenient,and more labor is saved; the end, away from the linkage rod, of the D-shaped handle body is inclined backwards, according to the force decomposition principle, it is known that under the condition that the height is definite, the included angle between the handle and the ground is reduced, the pushing resistance of the mowing machine is reduced, steering operation of the mowing machine is facilitated, and then the mowing machine is more easily pushed with less labor.

In order to overcome the defect that an existing traditional cockroach catching box is poor in cockroach catching effect, the invention provides a suspension type movable door cockroach catching device which is good in cockroach catching effect, and relates to a cockroach catching device, in particular to a suspension type movable door cockroach catching device. The cockroach catching device comprises a base, a movable door, a door spindle and an upper cover. A channel is formed in the base and comprises an inlet channel and an outlet channel. The movable door is suspended on the channel of the base through the door spindle, and the upper cover is arranged on the base. The base is composed of a bottom plate and a wall. The inlet channel, a bait groove, the outlet channel and a cockroach closing chamber are arranged on the base, wherein the inlet channel and the outlet channel are respectively arranged on the bait groove, the bait groove is communicated with the outside through the inlet channel, the bait groove is communicated with the cockroach closing chamber through the outlet channel, and a door spindle clamping groove for allowing the door spindle to be installed is formed in the wall of the channel. The cockroach catching device has the advantages that the structure is simple, the cockroach catching effect is good, and cockroaches of different sizes can be caught.

The invention belongs to the technical field of carton sheet pushing, and particularly relates to a carton sheet pushing device used in packaging field. The carton sheet pushing device comprises a speed reducing motor, a sheet storage shell, a guide telescopic plate, a conveying mechanism, a bottom plate, a sheet blocking plate and a sheet licking roller. In the case of a traditional carton sheetpushing device, carton sheets of the device are pushed out from the lower side of the sheet storage shell, and the carton sheets which are to be pushed each time is subjected to the gravity exerted from the other carton sheets located on the upper side, so that the carton sheets located on the lower side suffer big resistance. Compared with the traditional carton sheet pushing device, a pushing opening of the carton sheet pushing device used in the packaging field is located on the upper side of the sheet storage shell, so that the pushed carton sheets are not affected by other carton sheets after being pushed each time, and pushing resistance is small; and in addition, according to the designed pushing device, the pressure of the sheet licking roller exerted on the carton sheets is stable, and meanwhile a small pressure is kept, so that the normal movement of the carton sheets cannot be influenced due to overlarge pressure of the sheet licking roller on the carton sheets.

The limiting device comprises an agricultural harvester body, a header body is installed at the left end of the agricultural harvester body in a sliding mode, a limiting plate is arranged on the lower side of the header body, and the right end of the limiting plate is fixedly installed on the agricultural harvester body; arc-shaped push plates are hinged to the front side and the rear side of the left end of the limiting plate correspondingly, a plurality of through openings are formed in the arc-shaped push plates, limiting strips are arranged in the through openings correspondingly, and round rods are fixedly installed at the upper ends and the lower ends of the limiting strips correspondingly. When the agricultural harvester is used and the agricultural harvester body starts to work, stones on the ground can be conveniently pushed to the two sides of the agricultural harvester body through the arranged arc-shaped push plates, the situations that the stones enter the header body, blockage of the header body is caused, and a blade is damaged are reduced, so that the cost and labor for replacing the blade can be saved, and the working efficiency is improved. And the working efficiency of the agricultural harvester body can be improved.

The invention discloses a construction method and detection device for top pipe outer wall thixotropic slurry lubricating sleeve formation in a loose covering layer. The construction method comprises the steps of positioning, pressure adjustment, grout amount increasement and jacking. The detection device comprises a sleeve and an electronic soil pressure measuring device arranged in the sleeve. A propulsion motor arranged at the rear end of the sleeve is in contact with the electronic soil pressure measuring device. The propulsion motor communicates with a signal receiver through a controller. A data instructor communicates with the signal receiver through a wireless or wired network. A signal transmitter is connected with the electronic soil pressure measuring device. A data receiver communicates with the signal transmitter through a wired or wireless network. The construction method and detection device have the advantages that a jacking pipeline is made to be located in bentonite suspension, so that the problem that the resistance of the outer wall of a top pipe is large due to dry friction is solved, and engineering risks are reduced; and the detection efficiency of the soil pressure can be improved substantially through the detection device.