52results about How to "Designed for easy operation" patented technology

The invention provides an auditory feedback regulating method and an auditory feedback regulating system based on stimulus frequency otoacoustic emission. The method comprises the following steps: selecting a first sweep frequency signal and a second sweep frequency signal with frequencies continuously changing with time; selecting a regulating signal; performing parameter setting on the first sweep frequency signal, the second sweep frequency signal and the regulating signal; playing the first sweep frequency signal, the second sweep frequency signal and the regulating signal, parameters of which are set, in a five-section combination mode; while playing each section, recording time domain response in an ear at the same side within the time; extracting an auditory emitting signal through a dislocation phase elimination method according to the time domain response; extracting a sweep frequency SFOAE signal in the auditory emitting signal through a dynamic tracing filter; performing time domain analysis according to the sweep frequency SFOAE signal. The auditory feedback regulating method can be used for solving a problem of exploring an auditory feedback regulating mechanism under a noninvasive condition, so that objective basis is provided for the noninvasive detection of auditory nerve abnormality.

The invention discloses a tube blank feeding system of a multiroll large-caliber cold pilgering mill, belonging to the field of seamless steel tube manufacture in the metallurgy industry. The tube blank feeding system comprises a lathe bed. The lathe bed comprises two lead screw front support seats and two bases, the two bases are also respectively connected with lead screw back support seats, the lead screw front support seat and the lead screw back support seat which are arranged at the same side are respectively internally provided with a lead screw, the back end of each lead screw is respectively connected with a direct current motor through a reducer, and each direct current motor is respectively provided with an encoder; each lead screw is respectively connected with at least three first lead screw nuts, and a tube blank bracket is fixed between the first lead screw nuts of each pair of lead screws; and a tube blank chuck is arranged at the back end of the lathe bed and comprises a chuck body, second lead screw nuts are respectively fixed at the left end and the right end of the chuck body and are respectively connected to the corresponding lead screws, a plug is arranged in the chuck body, a plug loading and unloading mechanism is arranged at the front end below the tube blank chuck, and an articulated core rod bracket is arranged below the middle part of the lathe bed. The invention has the advantages of compact structure, uniform feeding and favorable control effect.

The invention provides a windproof billboard base, which belongs to the technical field of billboards. When installing, first put the deep groove ball bearing into the bearing seat and lock it through the bearing pressure ring, insert the rotating shaft into the inner ring of the bearing, and install the locking flange from the bottom of the base, and then pull it out from the coil spring box Coil spring, insert the right-angle plug of the coil spring into the spring channel of the coil spring driven shaft, and lock it through the coil spring pressing block. When using, first loosen the locking screw on the chuck, and then hold the push The handle on the rod rotates along the arc groove. Under the pulling force of the flat scroll spring, the rotating shaft will follow the push rod to rotate to realize the rotation of the billboard. When encountering strong wind, the windward side of the billboard will Angle deflection occurs along the direction of the wind to achieve the purpose of reducing the force. When the wind becomes smaller, under the tension of the flat scroll spring, the vertical billboard will return to its original position, so that The automatic adjustment of the position is realized.

The invention relates to the technical field of medical devices, in particular to a midwifery device for alleviating the pain of pregnant women, aiming at the shortcomings of traditional delivery beds that the angle cannot be adjusted or the adjustment is inconvenient, and at the same time, it can also limit the legs of pregnant women to prevent random To overcome the shortcomings of pedaling, the following scheme is proposed, including a strip-shaped substrate, one side of the substrate is provided with a strip-shaped first through hole penetrating the substrate, and two sets of symmetrically arranged strips are provided on the side walls of the first through hole. Shaped docking slots, two sets of docking slots are directly above a support plate connected to the side walls of the docking slots, and the two sets of support plates are away from each other from the first receiving slot vertically arranged along the length direction of the substrate. The invention is simple and convenient to operate, assists and fixes the legs of the pregnant woman, prevents the legs of the pregnant woman from kicking and being injured during childbirth, and at the same time adjusts the angle of the pregnant woman's body to lie flat, forming the best production position of the pregnant woman, and reducing the pain of the pregnant woman during childbirth. Timely pain, assisted delivery.

The invention discloses a novel multi-purpose clinical medicine applying device for the obstetrics and gynecology department. The novel multi-purpose clinical medicine applying device for the obstetrics and gynecology department comprises a medicine storage barrel, a medicine applying barrel and a washing pipe, wherein the medicine storage barrel is connected with the medicine applying barrel, thewashing pipe is fixed on the outer walls of the medicine storage barrel and the medicine applying barrel, one end of the washing pipe is provided with a spray nozzle, the other end of the washing pipe is connected with a washing liquid tank, the washing liquid tank is connected with a pressurizing device, a plurality of holes are arranged in the medicine applying barrel, water-adsorbing cotton isarranged on the holes, a medicine inlet is arranged in the medicine storage barrel, a pushing piston is arranged in the medicine storage barrel, and the pushing piston is connected with a pushing rod. For the novel multi-purpose clinical medicine applying device for the obstetrics and gynecology department, medicine applying is carried out through the medicine inlet in the medicine storage barrel, liquid medicine is squeezed into the medicine applying barrel by utilizing the pushing piston, the plurality of holes are arranged in the medicine applying barrel, the liquid medicine can flow to the water-adsorbing cotton through the holes, the medicine applying barrel is rotated, then medicines are uniformly applied to the inner wall of the vagina, in addition, before medicine applying, through the pressurizing device, washing liquid in the washing liquid tank is delivered into the vagina through the washing pipe, the inner wall of the vagina is disinfected and washed through the sprayingof the spray nozzle, and thus the cleanness is guaranteed.

The invention discloses a lubricating grease coating device for steel wire rope lubrication. The coating device comprises a base plate, buckles are connected with four corners of the outer wall of thebottom of the base plate through screws, and bundles are sewn between two buckles at the same end, a horizontal support rod is connected with the middle of the outer wall on one side of the base plate in a welded mode, a first round hole is formed in the outer wall at one side of the support rod, a main pin shaft is arranged in the first round hole in a sleeved mode, the support rod is connectedwith a swing rod through the main pin shaft, a sleeve ring is connected with the bottom end of the outer wall of the periphery of the swing rod in a sleeving mode, and H-shape structured support seatsare connected with two sides of the top outer wall of the base plate in a welded mode respectively. The lubricating grease coating device is simple in structure, the swing rod drives a movable rod tomove towards a nozzle through an auxiliary pin shaft, meanwhile an extrusion plate extrudes grease from the nozzle outwards to conduct coating driven by the movable rod, the entire design is easy tooperate, the coating speed is high, people do not feel tired from long time use, the coating device is time saving and effort saving, and the work enthusiasm of staff is improved.

The invention belongs to the technical field of meat processing, and particularly discloses a meat grinder which comprises a base. A shell is fixedly connected onto the base and is of a cylindrical structure; a feeding mechanism is arranged on the shell wall of the shell; a conveying mechanism and a discharging mechanism are arranged in the shell; the conveying mechanism comprises a threaded rod;multiple grooves are formed in the threaded bottom of the threaded rod along the circumferential direction; blades are arranged in the grooves; one ends of the blades are hinged with the grooves; theother ends of the blades are free ends; and blades are arranged on one sides, back on to the threaded rod, of the blades. The invention aims to provide the meat grinder convenient to clean, so that the problem that flexible meat is winded to block a propelling screw rod is solved.

The invention discloses a special design table for machine part design. The design table comprises a machine design dedicated table body; the machine design dedicated table body comprises a desk body;the top of the desk body is fixedly connected with a cutting component; the right side of the cutting component is fixedly connected with a movable connecting rod; and the bottom of the movable connecting rod is movably connected with a telescopic connecting rod. Cutting operation can be carried out on a machine part, a user can carry out design operation on the machine part, grinding and polishing operation on the machine part, polishing operation for part design and clamping operation on the machine part conveniently, so that the part design and part machining and treatment operation are carried out conveniently, cutting equipment is controlled to move conveniently, different cutting treatment operation on the machine part is carried out conveniently, the part design is carried out conveniently, dust generated in the part cutting and polishing processes is collected, the dust is prevented from entering air to pollute the air environment and the effect of protecting the air environment is exerted.

The invention discloses a mutual inductor handover test device and a test method thereof. The device comprises a test wire clamp, a switching device and a tester. The test wire clamp is connected to the input end of the switching device through a test wire. A test port of the switching device is connected to the tester, the test wire clamp can clamp a screw of a secondary side terminal of the mutual inductor, the switching device is used for connecting and short-circuiting a secondary winding of the mutual inductor, and the tester comprises an insulation resistance tester, a transformation ratio tester, a mutual inductor characteristic tester and a direct-current resistance tester. According to the invention, through using the test wire clamp, the switching device and different testers, the test wire clamp is connected with the switching device, the switching device is connected to the secondary winding of the mutual inductor at a time, various tests are achieved when the mutual inductor is handed over, the functions of open circuit, short circuit and grounding operation of the secondary side winding are rapidly completed only through switching of the switching device, the test time is shortened, and the test efficiency is improved.

The invention discloses a mowing machine with an adjustable cutting head angle. The mowing machine comprises a handheld handle, a cutting head and a cutting head driving device for driving the cutting head to work, wherein the cutting head is mounted at the front end of the handheld handle; the mowing machine further comprises a cutting head angle adjustment mechanism; the cutting head angle adjustment mechanism comprises a shaft-shaped key for positioning the cutting head at different angles; the shaft-shaped key is mounted at the front end of the handheld handle through a key mounting piece; the cutting head is mounted on the key mounting piece through a cutter head mounting piece; a first annular tooth-shaped slot matched with the left part of a strip-type tooth is formed in a first shaft-shaped boss along the central axis; a second annular tooth-shaped slot matched with the right part of the strip-type tooth is formed in the upper end of the first cutting head mounting piece; the shaft-shaped key penetrates through the first annular tooth-shaped slot, the second annular tooth-shaped slot and a key hole from left to right in sequence. The invention provides the mowing machine which is wider in application range, higher in working efficiency and convenient to use.

The invention discloses flat cable dynamic stability test equipment in the field of flat cable detection. The equipment comprises a bottom platform, the upper surface of the bottom platform is fixedlyconnected with a testing platform, the top of the testing platform is fixedly connected with a driving case, the inner bottom wall of the driving case is fixedly connected with a motor supporting frame, the inner wall of the motor supporting frame is fixedly connected with a driving motor, the output end of the driving motor is sleeved with a driving gear, the top of the driving gear is engaged with a driven gear, a rotating shaft is inserted into the inner wall of the driven gear, and one end of the rotating shaft is fixedly connected with a rotating base. According to the invention, the driving motor, the driving gear, the driven gear, the rotating shaft, the rotating base, a front end fixing plate, a front end fastening plate, a threaded rod, a rotating hand rod, an electric push rod and a high-speed camera are arranged, so that a worker can conveniently obtain the torsion resistance and bearable maximum torsion limit of a flat cable, the design and operation are simple and convenient, and the test result precision and reliability are high.

The invention discloses a metal casting defective product recovery device. The device comprises a mounting baseplate; a support frame is mounted at the top of the mounting baseplate; a pressing upper mold parallel to the mounting baseplate is mounted on one side, near the mounting baseplate, of the support frame; a pressing lower mold fixedly connected with the mounting baseplate is mounted rightly below the pressing upper mold; two sets of chutes are formed in two sides of one end, near the pressing upper mold, of the pressing lower mold in the length direction of the mounting baseplate in parallel; push plates perpendicular to the pressing lower mold are fixedly mounted in the chutes through slide blocks; first cylinders are mounted on one sides, far from the pressing lower mold, of the push plates; baffle plates fixedly connected with the mounting baseplate are mounted on one sides, far from the push plates, of the first cylinders; and a bracket fixedly connected with the mounting baseplate is mounted on one side, far from the push plates, of the pressing lower mold. The device is convenient and fast in operation, effectively reduces the size of metal casting defective products, is convenient for transporting and storing the metal casting defective products, and saves the space.

The invention belongs to the technical field of tumor treatment, and particularly relates to a tumor resection device. The invention provides a sheme as follows, the tumor resection device comprises a supporting tube, an inner ring of one end of the supporting tube is slidably sleeved with a telescopic cutting assembly, a position adjusting mechanism fixedly connected with the supporting tube is installed at the end, extending into the supporting tube, of the telescopic cutting assembly, the other end of the supporting tube is connected with a discharging tube, and the supporting tube is provided with a driving assembly used for driving the telescopic cutting assembly to rotate. The tumor resection device is convenient and fast to operate, can adjust the excision depth and the excision contact area according to the tumor size of a patient, is particularly suitable for minimally invasive operation of tumor excision, the wound size of the patient during an operation is reduced, is helpful for subsequent wound healing of the patient, and the operation effect is improved.

The invention discloses a sausage hanging rod cleaner. The sausage hanging rod cleaner comprises a frame, a washing and sprinkling system and a transmission system, wherein the frame is composed of a shell, a shell sealing cover and a supporting frame, the shell is supported by the supporting frame on the bottom, the shell sealing cover is located on an opening in one side of the shell, a drainage ball valve is arranged on the bottom of the shell, and a cleaning solution adding port is formed in the top of the shell; the washing and sprinkling system is composed of a washing barrel, a water tank, a sprinkling pipe, a barrel cover and a circulating water pump, the transmission system is composed of a barrel driving motor and a supporting roller, the washing barrel is horizontally arranged inside the shell, one end of the washing barrel is supported by the supporting roller and provided with the barrel cover, the other end of the washing barrel is driven by the barrel driving motor, the water tank is located on the bottom of the shell and communicated with the sprinkling pipe on the top of the washing barrel through a connecting pipe, and the sprinkling pipe is driven by the circulating water pump to sprinkle water. The sausage hanging rod cleaner is compact in design, convenient to operate and capable of improving production efficiency, and washing time can be adjusted conveniently.

The invention discloses a rock wall crane beam structure and a construction method thereof. The rock wall crane beam structure comprises a rock wall crane beam fixed on a surrounding rock wall surface, and a prestressed anchor rod for connecting surrounding rock with the rock wall crane beam, wherein an anchoring hole is formed in the wall surface of the surrounding rock, a through hole penetrating through the two wall surfaces of the rock wall crane beam in the length direction of the prestressed anchor rod is formed in the rock wall crane beam, the anchoring hole and the through hole communicate to form a containing hole, an anchoring end is formed at one end of the prestressed anchor rod, a locking end is formed at the other end of the prestressed anchor rod, and a free section is formed between the anchoring end and the locking end. The anchoring end is anchored in the anchoring hole, the free section is tensioned in the containing hole, and the locking end is locked on the free surface of the rock wall crane beam. A new force transmission mode is innovatively adopted, so that tensile force is directly transmitted to the deep part of the rock wall, the cement mortar is prevented from being subjected to tension-shear action, the advantage of high compressive strength of the cement mortar in a three-way compressive stress state is brought into full play, the anchoring end isfar away from the free surface, and the stability of a cavern is effectively ensured.

The invention relates to a chlorine water dechlorinating system and a use method thereof. A measuring device comprises a dechlorinating unit, a detecting unit and a waste discharge unit; core equipment comprises a chlorine water tank, a cooler, chlorine water dechlorinating towers and chlorine water pumps. The use method comprises the following steps: adding hydrochloric acid into chlorine water,adjusting the pH value to 1.5 to 1.8 and heating to 84 to 86 DEG C; then conveying the chlorine water into the chlorine water dechlorinating towers for carrying out dechlorinating treatment, absorbingthe evaporated chlorine and water vapor into a cooler for liquefying and collecting by the top of the tower, adding sodium hydroxide into the remaining wastewater and adjusting the pH value to 9 to 11; then adding sodium sulfite into the wastewater and adjusting the content of free chlorine to 0; finally, conveying the dechlorinated chlorine water in a dechlorination chlorine water storage tank to a centralized treatment station by using the dechlorination chlorine water pumps. The chlorine water dechlorinating system disclosed by the invention has the advantages of environment friendliness,conservation and simple and convenient design operation.

The invention discloses an automatic fineness measuring instrument. The instrument comprises a pedestal, a back panel, a horizontal plate, a horizontal screw rod, a first motor, a horizontal screw rod nut, a fixed plate, a connection board, a vertical plate, a vertical screw rod, a second motor, a vertical screw rod nut and a scraper mechanism. The scraper mechanism comprises a scraper mechanism fixing plate, a linear slide rail, a slide block, a scraper fixing seat, a scraper, a scraper limiting seat and a compression spring. A positioning plate and a fineness plate are arranged on the pedestal. A left end of a front portion of the connection board is provided with a first adjusting plate, a first rotation plate and an image generation device. A right end of a front portion of the connection board is provided with a second adjusting plate, a second rotation plate, a light source installation seat and an illuminating lamp. In the invention, the first motor drives the horizontal screw rod to rotate, the second motor drives the vertical screw rod to rotate so that the scraper carries out automatic scrape coating, and the image generation apparatus shoots and feeds back to a control system so that a test result is analyzed and acquired. The design can be operated conveniently, conditions that scrape coating of manual operation is nonuniform and visual inspection is not accurate can be avoided and accuracy of the test result is guaranteed.

The invention discloses a multi-axis robot. The multi-axis robot comprises at least two horizontal rotating drive joints and at least two vertical rotating drive joints. All the horizontal rotating drive joints are collinearly arranged according to the rotating axis of the horizontal rotating drive joints. All the vertical rotating drive joints are arranged on the same vertical plane according to the rotating axis of the vertical rotating drive joints. The horizontal rotating drive joints and the vertical rotating drive joints perpendicularly intersect according to the rotating axis of the horizontal rotating drive joints and the rotating axis of the vertical rotating drive joints, and the rotating axes are arranged on the vertical plane. According to the multi-axis robot, the horizontal rotating drive joints and the vertical rotating drive joints are adopted, the rotating axes of the two kinds of rotating joints are arranged on the same plane, the number of times of transformation of coordinates between different dot three-dimensional spaces is reduced, and a basis is provided for infinite extension of the multi-axis robot; the problem of difficult programming of the multi-axis robot is solved; the motion precision and control precision are greatly improved; and a five-axis robot, a six-axis robot, a seven-axis robot and other multi-axis robots can be obtained through extension.

The invention discloses an electric vehicle switch handle accessory automatic feeding machining device which comprises a feeding ring, an annular material groove is formed in the feeding ring, and a plurality of discharging holes are formed in the annular material groove; a pushing and feeding assembly is assembled and connected to the feeding ring and comprises a plurality of pushing rolling balls rolling in the annular material groove, the pushing rolling balls are fixedly connected with connecting rod bodies, and the pushing and feeding assembly further comprises a driving part for driving the pushing rolling balls to rotate; a bottom machining ring plate is fixedly connected to the bottom of the feeding ring, a plurality of machining material bases are fixedly connected to the outer side wall of the bottom machining ring plate, machining material grooves are formed in the tops of the machining material bases, ejector rods are slidably connected into the machining material grooves, an ejector air cylinder is assembled and connected to the bottom machining ring plate, and a piston rod of the ejector air cylinder is fixedly connected to the ejector rods; and the device further comprises a plurality of trepanning components corresponding to the machining material bases. By means of the device component design, the production and machining efficiency of an electric vehicle switch handle accessory is effectively improved.

The present invention discloses a calibrating device and a calibrating method for the rotation center of a rotation driving mechanism, which are used to calibrate the center of a circle of a rotation driving mechanism. The device comprises a mounting adjusting plate and a calibrating plate fixedly arranged on the mounting adjusting plate, wherein the mounting adjusting plate is rotated and moved by the rotation driving mechanism. The rotation driving mechanism is provided with a plurality of first pin holes that are annularly mounted on the rotation driving mechanism at an equal angle around its rotation axis. The calibrating plate is provided with a plurality of second pin holes, wherein the axial lines of the second pin holes and the axial lines of the first pin holes are on the same plane. With the device and the method of the invention, it is possible to calibrate the center of a circle rapidly and accurately. The operation is simple; the calibrating efficiency is high; the cost is low and the economic performance is sound.

The invention discloses an atomization equipment convenient for pneumology department medication, the atomization equipment comprises a base device, a disinfection box device, a supporting plate, a limiting groove, an elastic piece, a clamping block, an atomization device and a premixing device, the disinfection box device is arranged at the upper end of the base device, the supporting plate is arranged at the upper end of the disinfection box device, the limiting groove is formed in the upper end of the supporting plate, the elastic piece is fixedly connected to the upper end of the supporting plate, the clamping block is fixedly connected to the elastic piece, the atomization device is installed at the upper end of the supporting plate, and the premixing device is arranged at the upper end of the atomization device. The invention relates to the atomization equipment convenient for the pneumology department medication. The atomization equipment has the characteristics that the added medicine can be premixed, real-time sterilization is realized, and the atomization equipment is convenient to move.