44results about How to "Improve stone crushing efficiency" patented technology

The invention discloses an environment-friendly construction waste screening device which comprises a supporting shell body, a magnetic conveying belt and a rotating shaft, wherein a first feeding opening is formed in the left side of the supporting shell body, an irregular-shaped wheel is arranged on the outer side of a first stone breaking jaw, a first scraper blade and a second scraper blade are respectively arranged on the left side of the magnetic conveying belt, a magnet is embedded on the outer surface of the magnetic conveying belt, a triangular conveying belt is arranged under the right side of the magnetic conveying belt, a second stone breaking jaw is arranged under the right side of the triangular conveying belt, the rotating shaft is arranged in the triangular conveying belt,and a fly wheel, a first motor and a second motor are arranged on the rear side of the supporting shell body. The environment-friendly construction waste screening device is provided with the first stone breaking jaw and the second stone breaking jaw, the first stone breaking jaw and the second stone breaking jaw both utilize dual-power structures, the device can break construction waste from twosides in a stone breaking process, and a stone breaking efficiency of the device is improved.

The invention relates to an instrument used for a medical minimally invasive operation, in particular to an ultrasonic lithotriptor. The ultrasonic lithotriptor comprises an ultrasonic transducer which is sleeved with an operating handle shell outside and is connected with a stone-breaking amplitude transformer, wherein a working channel is arranged in the stone-breaking amplitude transformer, one end of the working channel is arranged on the working face of the stone-breaking amplitude transformer, while the other end is connected with two channels, one channel is a water inlet channel connected with a water inlet, and the other channel is a suction channel connected with a suction interface. The invention mainly provides the ultrasonic lithotripter used together with an endoscope in a minimally invasive operation, can completely adsorb stones, then break up the stones, and suck the stones out of a body through pipelines without causing the broken stone to enter the kidney to damage a human body; therefore, the ultrasonic lithotripter solves the technical problems that the prior art cannot break the stones thoroughly from the outside and cause damages to the human body.

The present invention discloses a two-dimensional ultrasonic scanning automatic tracking lithoclastic system of extracorporeal shock wave lithoclast machine. The system includes two-dimensional ultrasonic scanning machine, microcomputer and driving circuit for triggering the lithoclast machine to make it implement lithotrity. The two-dimensional ultrasonic scanning machine is connected with microcomputer by means of image collecting card interface, and the control output produced by microcomputer can be connected into the driving circuit. The microcomputer includes device for locking reference image, real-time image-collecting and comparison device and judgement device. It can greatly raise lithotriptic accuracy and efficiency.

The invention relates to the technical field of extracorporeal lithotripter, in particular to an extracorporeal lithotripter and a double-head shock wave source thereof. The double-head shock wave source comprises a first shock wave source and a second shock wave source, focal points of the first shock wave source and the second shock wave source are coincided, and an included angle between a shock wave direction of the first shock wave source and a shock wave direction of the second shock wave source is adjustable. The extracorporeal lithotripter and the double-head shock wave source thereofhave advantages that lithotripsy efficiency can be improved, treatment time is shortened, and treatment frequency is decreased; by energy dispersion of shock waves passing through body tissues, injuries to kidney tissues are reduced, so that kidney injuries are reduced, and pains and complications of patients are reduced; the included angle of the shock wave sources can be adjusted aiming at different body types, so that the shock wave source can better fit bodies of the patients, and lithotripsy effects are improved.

The invention discloses an intracavitary lithotripter for treating upper urinary tract calculi. The lithotripter comprises an electric hammer host machine, a drill probe rod, a protective sheath, a protective sheath handle and an endoscope, wherein the electric hammer host machine is connected and fixed with the tail end of the drill probe rod through a screw on a front end interface; a sliding shaft is sleeved between the rear end of the protective sheath and the drill probe rod to ensure that the clearance distance between the protective sheath and the drill probe rod is constant; the handle at the tail end of the drill probe rod is fixed with an electric hammer switch through a clamping groove; a fixing device is sleeved in a nephroscope body, and an elastic handle on the tail part of the nephroscope body is fixed with the front end of a water inlet through the clamping groove, stretches out of a jaw of the calculus fixing device, and forms the clamping groove with the front end of the nephroscope; and the drill probe rod and the protective sheath of the lithotripter are externally embedded into an operation channel of the nephroscope. The lithotripter has the advantages of obviously shortening operation time, reducing the incidence rate of complications in perioperative period, breaking and picking large and hard complex calculi primarily, along with simple structure, convenient use and high calculi breaking efficiency.

The invention provides a lithotripsy balloon catheter for calculus removal. The device comprises a first pipe section, a second pipe section and a third pipe section which are sequentially communicated, wherein a first lithotripsy electrode and a second lithotripsy electrode are arranged in the first pipe section, a balloon is arranged outside the second pipe section, and a balloon inflation channel is arranged inside the second pipe section; and the third pipe section is provided with a lithotripsy electrode connector, an air bag connector and a water injection connector. According to the invention, small common bile duct calculus can be directly dragged into the duodenum or duodenal papilla balloon dilatation is achieved through the balloon. Plasma, microelectrode and laser lithotripsy can be carried out on large common bile duct calculus under X-ray through the lithotripsy electrode. The device is provided with a flushing channel, normal saline can be injected in the lithotripsy process, the lithotripsy efficiency is improved, and meanwhile broken small calculus can be flushed into the duodenum. The device is low in cost and easy to popularize.

The invention discloses a laser and ultrasonic combined lithotripsy system. The system comprises a hollow probe rod, wherein an annular ultrasonic generator is arranged in an inner cavity of the proberod, a laser generator is arranged in the annular ultrasonic generator, an adsorption tube is arranged at the bottom of the ultrasonic generator, a video probe is arranged on one side of the adsorption tube, a cleaning fluid tube is arranged on the other side, a hose is fixedly connected with one end of the probe rod, an input optical fiber and an output optical fiber are arranged in an inner cavity of the hose, a comprehensive controller is arranged at one end of the hose, and a holding rod is arranged on one side of the comprehensive controller. The system adopts multi-purpose design and iscompact and reasonable in structure and convenient to use, the adsorption rate of pulverized stone can be controlled by adjusting the vacuum degree of a negative-pressure vacuum adsorber, the detected whole stone pulverizing process can be recorded by use of the video probe, and signals are transmitted to a PC terminal to facilitate observation and analysis by doctors.

The invention discloses a medical extracorporal shock wave lithotriptor. The medical extracorporal shock wave lithotriptor comprises a base, a standing column is fixedly connected to the base, an operating bed is fixedly installed to the standing column, grooves are formed in the left edge and the right edge of the upper surface of the operating bed respectively, conveying belts are arranged in the grooves, vertical rods are fixedly connected to the conveying belts, air sacs are fixedly connected to the vertical rods, ventilating grooves are formed inside the vertical rods, and an air pump isfixedly connected to the ventilating grooves; a machine box is fixedly connected to the base, a rotating disc is arranged on the side, opposite to the operating bed, of the machine box, an X-directionmechanical arm and a Y-direction mechanical arm are fixedly connected to the rotating disc, and shock wave focusers are installed at the tail end of the X-direction mechanical arm and the tail end ofthe Y-direction mechanical arm. As the multiple adjustable air sacs are arranged, the posture and the position of a patient are fixed, the flexible body position when the patient is operated is achieved, and the comfortable degree is improved; as the two mutually-perpendicular shock wave focusers are arranged, the lithotripsy efficiency is improved through the rocky anisotropy.

The invention discloses a cystoscope sheath integrated flexible ureteroscope, and belongs to the technical field of medical instruments. The cystoscope sheath integrated flexible ureteroscope comprises a flexible cystoscope sheath, an operating handle and a flexible ureteroscope main body, wherein the front end of the flexible ureteroscope main body is a front bending part which has a degree of bending freedom; an adjusting handle is arranged on the operating handle; the front end of the flexible ureteroscope main body passes through the side wall of the rear end of the flexible cystoscope sheath; an instrument arranged at the front end of the flexible ureteroscope main body, an outlet end of a water inlet channel and the front end face of a camera are flushed with the front end face of the front bending part; the flexible ureteroscope also comprises an inner core which is spliced with the flexible cystoscope sheath and a negative pressure connection device, the splicing is a detachable connection way, and the negative pressure connection device and the rear end of the flexible cystoscope sheath can detachably connected and is used for clearing away crushed stones. According to thecystoscope sheath integrated flexible ureteroscope disclosed by the invention, the effects of flushing water, crushing stones, attracting and clearing away the stones can be achieved, the working efficiency for crushing and clearing away the stones is improved, the pain of patients is alleviated, injury of ureter is effectively avoided, the treatment time can be shortened, and the medical treatment expenses of the patients are reduced.

The invention provides an opposed energy-saving stone crusher and an ore crushing method and belongs to the field of crushing equipment. The opposed energy-saving stone crusher comprises a conveyor (3) and is characterized in that two stone crushing clamping and impact devices (1) are arranged above the conveyor (3); a push mechanism for pushing the corresponding stone crushing clamping and impactdevice (1) to integrally move is arranged on one side of the stone crushing clamping and impact device (1); the two stone crushing clamping and impact devices (1) are perpendicular to each other; onestone crushing clamping and impact device (1) is arranged vertically, and the other stone crushing clamping and impact device (1) is arranged horizontally. According to the opposed energy-saving stone crusher, the stone crushing mode and structure of a traditional stone crusher are changed; the opposed energy-saving stone crusher conducts preliminary detection on crack conditions of stones through detection heads first and then feeds back the crack conditions to the subsequent stone crushing clamping and impact devices so that the stone crushing clamping and impact devices can conduct vibration impact on the stones in a targeted mode; in the impact process, the opposed energy-saving stone crusher collects sounds and vibration fed back by the stones to punch pins during operation constantly and conducts vibration impact on the stones to be impacted again, energy consumption is reduced, and the stone crushing efficiency is improved.

The invention discloses a feedback-type energy-saving stone breaking and impacting device and an ore breaking method, and belongs to the field of pulverizing equipment. The feedback-type energy-savingstone breaking and impacting device is characterized in that the feedback-type energy-saving stone breaking and impacting device comprises a conveyor (3) and a stone breaking and clamping and impacting device (1) located on one side of the conveyor (3); a pushing mechanism which drives the stone breaking and clamping and impacting device (1) to move integrally is arranged on one side of the stonebreaking and clamping and impacting device (1); a plurality of vibration puncher pins (102) which are arranged radially are uniformly arranged on the stone breaking and clamping and impacting device(1); and an electromagnetic driving device, a sensor (104) and a photographic device which are independently controlled are arranged on each vibration puncher pin (102). A stone breaking mode and a stone breaking structure of a traditional stone breaking machine are changed, and own crack situations of stone blocks are detected in real time and are fed back to the subsequent stone breaking and clamping and impacting device, so that vibration impacting can be carried out on the stone blocks specifically; sound and vibration, which are fed back to the puncher pins, of the stone blocks are collected constantly in the impacting process, and the stone blocks to be impacted are subjected to the vibration impacting specifically, so that energy consumption can be lowered, and the stone breaking efficiency is improved.

The present invention relates to a bladder calculus lithotripter. The bladder calculus lithotripter comprises a lithotriptoscope outer sheath, a lithotriptoscope inner sheath, a multifunctional endoscope and a hole obturator, the lithotriptoscope outer sheath comprises an outer sheath conduit, a water outlet valve seat and a water inlet valve seat; a circulating channel can be formed between the water outlet valve seat and the water inlet valve seat; the lithotriptoscope inner sheath comprises an inner sheath conduit and an inner sheath base seat; the hole obturator comprises a guide head anda hole obturator base seat; the multifunctional endoscope comprises an endoscope conduit and an operating handle; the multifunctional endoscope is also provided with a light source system, an inward vision system and a lithotriptic channel; and the lithotriptic channel is used for placing an air pressure trajectory probe rod or an optical fiber. Advantages are as follows: the bladder calculus lithotripter can provide a treatment channel for a holmium laser lithotripsy, can also be used for carrying out an air pressure trajectory lithotripsy, forms a water circulation loop, can keep clear visual field, is moderate in thickness, can reduce probability of urethral stricture, reduces urethral injury, and is safe to use, convenient to operate and beneficial to washing.

The invention discloses a shock-wave lithotripsy device and method. The device comprises a shock-wave generator and a focusing part; the focusing part is provided with a focusing surface and comprisesmultiple sub-focusing parts which can move between the folding position where the symmetry axis opposite to the focusing part is folded and the unfolding position where the symmetry axis opposite tothe focusing surface is unfolded, and when the multiple sub-focusing parts are located at the folding position, the shock wave generated by the shock-wave generator is focused by the focusing surfaceto the focus of the shock-wave lithotripsy device; when the multiple sub-focusing parts move from the folding position to the unfolding position, shock waves generated by the shock-wave generator arefocused by the focusing surface to new focuses of multiple lithotripsy devices. The device is simple in structure and convenient to operate, by changing the shock-wave focus position and sound field characteristics, along with the calculus breaking progress, the sound field is gradually changed to be the low pressure wide sound beam from the high pressure narrow sound beam, and then the calculus crushing efficiency is improved; in addition, vascular tissue damage is avoided.

The invention belongs to the technical field of medical equipment, and particularly relates to an efficient multifunctional ultrasonic stone crushing device. For solving the problem that an ultrasonicstone crushing device is simple in structure, single in function and inconvenient to use, the following scheme is proposed: the efficient multifunctional ultrasonic stone crushing device comprises abox, universal wheels are separately arranged at four corners of the outer wall of the bottom end of the box through bolts, the outer wall of one side of the box is connected with a box door throughhinges, the same partition is fixed on the inner walls of the top end and the bottom end of the box through bolts, an ultraviolet sterilizing lamp is fixed on inner walls of two sides of the box by screws, and a placement plate is fixed on the outer wall of one side, which is close to the box door, of the partition through screws. A vertical moving rack and a transverse moving rack are added, andthus, a bed plate can move back and forth through a control panel. The ultrasonic stone crushing device is convenient to use and complete in function, during ultrasonic stone crushing, a patient is facilitated, the working amount of medical staff is also relieved, and the stone crushing efficiency is improved.

The invention belongs to the technical field of stone breaking machines and particularly relates to a stone breaking machine used for a hydraulic engineering building. Specific to the problems that inan existing stone breaking machine, raw materials frequently need to be input constantly by manual work in the stone breaking process, automatic input of the raw materials cannot be achieved, consequently, extra manpower needs to be consumed in the stone breaking process, and the whole stone breaking process is not convenient enough, the following scheme is put forwards. According to the scheme,the stone breaking machine comprises multiple bases, the tops of the multiple bases are commonly provided with the same shell, a fixing rod is installed on the inner wall of the bottom of the shell, and a rotary disc is installed on the fixing rod. A motor is installed on the top of the rotary disc, an output shaft of the motor is provided with a connecting seat, and a first sliding groove is formed in the connecting seat. A connecting rod is installed in the first sliding groove, and the top end of the connecting rod is sleeved with multiple cutter discs. According to the stone braking machine used for the hydraulic engineering building, the cutter discs can rotate on its axis and can also rotate, and therefore the stone breaking efficiency is improved; and meanwhile due to the structuressuch as a sliding plate, the stone breaking machine can conduct raw material supplementation automatically according to gravity changes.

The invention discloses a large stone crusher with circular crushing function, which comprises a device body, a transmission shaft is installed on the back of the device body, the transmission shaft is connected in rotation with the device body, a belt groove is arranged on the surface of the transmission shaft, and a belt groove is arranged on the middle part of the transmission shaft. The position is provided with a wheel hub, which is tightly welded with the device body, and the top of the device body is provided with a feeding port. The inside of the device body is equipped with a rolling arm, which is tightly welded with the device body, and the side of the rolling arm is equipped with a crushing mechanism. , the left side of the crushing mechanism is equipped with a connecting curved rod, the top of the drive shaft is equipped with a spiral conveyor belt, the bottom of the crushing mechanism is installed with a push-pull part, one end of the push-pull part is provided with a spring return device, and the bottom of the push-pull part is installed with a filter screen, filter screen There is a funnel at the bottom of the machine. This kind of large-scale rock crusher with circular crushing function has the function of circular crushing. It can be secondary crushed for uneven crushed stones, which reduces the process flow and improves the crushing efficiency.

The invention relates to a feedback type energy-saving stone crusher and an ore stone crushing method, which belong to the field of smashing equipment. The feedback type energy-saving stone crusher ischaracterized by comprising a conveyor (3), a broken stone clamping and impacting device (1) located on one side of the conveyor (3), and a detection head (9) arranged on a feeding end of the conveyor (3), wherein a plurality of punches arranged in a radial shape are arranged on the broken stone clamping and impacting device (1) and the detection head (9); and an electromagnetic driver and a sensor (104) controlled independently are arranged on each punch. According to the feedback type energy-saving stone crusher and the ore stone crushing method provided by the invention, a stone crushing mode and a structure of a traditional stone crusher are changed; the detection head is firstly utilized for preliminarily detecting crack conditions of stones in transit, and feeding back to the follow-up broken stone clamping and impacting device, so that the stones can be specifically vibrated and impacted; and during an impacting process, voice and vibration fed back by the stones to the punchesare acquired, and the stones needing to be impacted is specifically vibrated and impacted, so that the energy consumption can be reduced, and meanwhile, the stone crushing efficiency is improved.

The invention belongs to the technical field of electric iron tower foundation drilling construction, and discloses a power device based on an air compressor unit. The power device comprises a plurality of air compressor modules, a plurality of air compressor power modules, and a multi-way connector; the multi-way connector is provided with a plurality of air inlet connectors and an air outlet connector; the plurality of air inlet connectors are connected with output ends of the air compressor modules in a one-to-one correspondence mode to input compressed air; and the air outlet connector is connected with an impacter and provide the compressed air for the impacter. The problem that the power of the impactor of a hydraulic drilling machine is small can be solved, the power of the impactor can be adjusted, the impactor has higher stone breaking efficiency, and the drilling construction efficiency and the construction quality can be improved. The multi-way connector is arranged at the output ends of the multiple air compressor modules, and the compressed air output by the plurality of air compressor modules is rectified and then conveyed to the impactor, so that the compressed air is conveyed to the impactor after air flow is stable, and damage of the compressed air to the impactor is greatly reduced.