38results about How to "Oscillation effect is good" patented technology

A showerhead with oscillating water includes an inlet passage connected to an outlet passage and an oscillator assembled inside the shower head. The oscillator has a main body with an inlet, a ball shaped oscillating cavity, and an outlet. The ratio of the inner diameter of the inlet, the inner diameter of the oscillating cavity and the minimum inner diameter of the outlet is 1:2.5-5:1.1-1.35. The water of the inlet flowing into the oscillating cavity divides into a main waterway and a feedback waterway, water of the main waterway flowing out of the outlet through the oscillating cavity, water of the feedback waterway flows back to the inlet through the cavity wall of the oscillating cavity, water of the main waterway flows out of the outlet in a circumferential cyclical shaking way under the compact of the water of the feedback waterway.

The invention relates to a three-dimensional hydraulic oscillator, and belongs to the technical field of drilling tools. The three-dimensional hydraulic oscillator is formed by an upper shell, a lowershell, an upper joint, a lower joint and a threaded rod, wherein the upper shell is internally provided with an upper rotating shaft through alignment bearings which are symmetrically arranged; an upper cam is fixedly arranged on the lower end head of the upper rotating shaft; a lower cam is movably arranged in the upper shell below the upper cam; the upper cam and the lower cam are in contact connection; the threaded rod is arranged in the upper shell under the lower cam through a spring; the threaded rod is fixedly connected with the lower cam. During work, a lower rotating shaft drives aneccentric block to rotate, and a radial centrifugal force is generated through rotation of the eccentric block, so that a circumferential oscillation force is generated; the oscillation force is capable of reducing friction of a drilling tool during a rock breaking process of a drilling bit, so that the drilling efficiency can be improved; the problems that larger friction resistance exists afteran existing pipe column is in contact with a well wall, the drilling speed is affected, and the drilling efficiency is reduced are solved; the three-dimensional hydraulic oscillator has positive significances in reducing friction resistance and improving the drilling efficiency.

The invention relates to a hydraulic oscillator. The hydraulic oscillator comprises a mandrel, an upper connector, a disc spring, a mandrel middle connector, a mandrel lower connector, a screw rod pump, a disc valve set, an outer barrel and a lower connector, wherein the mandrel is inserted into the upper connector; the mandrel lower connector is arranged at the bottom of the mandrel; the outer barrel is composed of an upper sleeve and a lower sleeve; the screw rod pump is mounted in a connection short section; an output end of the screw rod pump is fixedly connected with the upper end of a rotor; a stator sleeves the outer side of the rotor; the lower end of the rotor is connected with the upper end of a universal shaft; the lower end of the universal shaft is connected with the disc valve set; and the lower connector is connected with the outer barrel through a thread. The hydraulic oscillator provided by the invention has the advantages that the screw rod pump can rotate only if flow exists and the sizes of holes on a flow through disc and a flow adjusting disc are changed periodically to generate an oscillating phenomenon; the loss of pressure drop energy of well drilling liquid is small and the energy of the well drilling liquid can be sufficiently utilized; and the hydraulic oscillator has a relatively good oscillating effect and the friction resistance of a drilling tool in a drilling bit rock breaking process is reduced, so that the well drilling efficiency is improved.

The invention relates to a membrane filtration device comprising a plurality of planar membrane filter elements which are combined to form a membrane package and are disposed within the membrane package parallel to and spaced apart from one another. A wall encloses the membrane package on all sides, and within which at least one inlet chamber which is connected to at least one inlet, and at least one outlet chamber which is connected to at least one outlet. An oscillation unit is connected to the membrane package and the wall to induce oscillation in a direction parallel to the membrane filter elements. The oscillation unit is connected to a frame which encloses the membrane package and which is connected to the wall of the membrane package by means of least one spring, whose main direction of spring action extends parallel to the plane of the membrane filter.

The invention provides a lift rocking shaker. A front cross beam and a rear cross beam which are correspondingly arranged are fixedly connected between a left support and a right support, multiple non-circular rotary discs are connected between the front cross beam and the rear cross beam through a rotary shaft in a relative rotation mode, the rotary discs are arranged side by side, and the sizes of the rotary discs are different. The rotary shaft is connected with the cross beams in a relative rotation mode, the rotary shaft is fixedly connected with the rotary discs, and one end of the rotary shaft is in transmission connection with a rocking bar. Vertically-arranged springs are fixedly connected to the cross beams, the upper ends of the springs are fixedly connected with hollow test tube containing boxes with upward openings, the test tube containing boxes are erected on the rotary discs and located between the left support and the right support, shelves are fixedly connected to the interiors of the test tube containing boxes, and multiple test tube penetrating holes are longitudinally and transversely formed in each shelf in rows. The rotary discs are one or more of ovals, triangles and rectangles. The intersections of the rotary discs and the rotary shaft deviate from the centers of the rotary discs. Baffles are fixedly connected to the inner sides of the supports, and the test tube containing boxes are located in the regions defined by the baffles. The baffles are triangular or rectangular or trapezoidal.

The invention relates to a constant temperature vibrator which comprises a vibrator main body, a vibrator, a vibration platform and a controller, wherein the vibrator is arranged in the vibrator main body; the vibration platform is arranged at the upper part of the vibrator main body; the vibration platform is connected with the vibrator; the controller is arranged on the vibrator main body; and the vibrator is connected with the controller. The constant temperature vibrator has the beneficial effects that a temperature heater is arranged, so that the requirements of an experiment for temperature can be well met; and the vibrating effect is more remarkable, and expense of a user can be saved.

The invention discloses a cleaning process of an optical glass lens. Firstly, cleaning fluid is combined with high-voltage pulse electric field treatment and double-frequency ultrasonic wave alternatetreatment for cleaning, oil dirt, dirt and other contaminants on the surface of the optical glass lens can be effectively removed, high-voltage pulse electric field treatment cooperates with taurinedihydroxyethyl amine oxide and cetyl pyridinium chloride in the cleaning fluid, mildew on the surface of the optical glass lens can be effectively killed, a good vibration effect is achieved through the cooperation of high-voltage pulse electric field treatment and double-frequency ultrasonic wave alternate treatment, the oil dirt, the dirt and other contaminants on the surface of the optical glass lens can be effectively separated out, and the cleaning effect is improved; and then deionized water is combined with double-frequency microwave alternate treatment and double-frequency ultrasonic wave alternate treatment for washing, the oil dirt, the dirt and other contaminants on the surface of the optical glass lens can be further removed through the vibrating performance of double-frequencymicrowave alternate treatment and double-frequency ultrasonic wave alternate treatment, and the cleaning efficiency is improved.

The invention discloses an oscillating shaking table. The oscillation shaking table comprises a rack, oscillating tanks, a motor, a belt, a belt pulley, a synchronizing wheel, a synchronizing belt, eccentric shafts, oscillating plates, pulley wheels, a guide rail and a main shaft, wherein the oscillating tanks are arranged below the rack, the motor is arranged on one side of the oscillating tanks, the main shaft is arranged in the center of the rack, the belt pulley and the synchronizing wheel are arranged below the main shaft, the belt is arranged on the belt pulley and connected with the motor, the synchronizing belt is arranged on the synchronizing wheel, and the other end of the synchronizing belt is connected with the eccentric shafts; the upper end of the main shaft is connected with the eccentric wheel, the oscillating plates are fixed on the eccentric wheel, the oscillation tank is fixed below the oscillating plates, and the guide rail and the pulley wheels are arranged below the oscillating tanks. According to above mode, the oscillating shaking table has reliable performance, compact structure and good oscillation, has large operation area due to two oscillating plates, is high in efficiency, small in noise and low in cost; meanwhile, the oscillating shaking table has wide market prospect on the biological culture market.

The invention discloses a slim hole drilling friction reduction and resistance reduction speed increase tool which is formed by an upper nipple, an inner cavity and a shell. A female thread connected with a drilling string or other drilling assemblies is arranged at the upper end of the upper nipple, a special flow channel is formed in the inner cavity, and a male thread connected with other drilling assemblies or an adapter above a drill bit is arranged at the lower end of the shell. The inner cavity is located in the shell and is in transition matching connection with the shell. The upper nipple is connected with the shell through the corresponding thread, abuts against the inner cavity in the shell and prevents the inner cavity from moving axially. The slim hole drilling friction reduction and resistance reduction speed increase tool is used for reducing friction force of the drilling string and a borehole wall in the slim hole drilling process, thereby improving slim hole drilling efficiency.

The invention discloses an oscillation detection-based metal detector. The metal detector includes a power supply circuit, an oscillation detection circuit, an audio oscillation circuit, a power amplification circuit, a filtering circuit and a voice alarm circuit; the oscillation detection circuit includes an inductor, a first resistor, a second resistor, a third resistor, a first capacitor, a second capacitor, a first transistor and a second transistor; one end of the inductor is connected in series with the first capacitor and the third capacitor, and then, the third capacitor is grounded; the other end of the second resistor is connected with the second capacitor, and then, the second capacitor is grounded; the other end of the second resistor is connected with the base of the first resistor; the emitter of the first resistor is connected with the collector of the second transistor; the collector of the first transistor is grounded; the base of the second transistor is connected with one end of the third resistor; the emitter of the second transistor is grounded; and the other end of the first resistor is connected with a voltage output end. The oscillation detection-based metal detector responds timely when detecting a metal object, and the practicability of the metal detector in detection can be improved.

The invention discloses a novel hydraulic oscillator for downhole operations in an oil field. The hydraulic oscillator comprises a sleeve, wherein the bottom of the sleeve is connected with a containing cylinder, the containing cylinder is a round table shape, a movable terminal is arranged in the sleeve, and the bottom of the movable terminal is provided with a group of arc-shape through groovesaround the circumference; two ends of the arc-shape through grooves are provided with openings, the arc-shape through grooves penetrate through opening elastic sleeves, two ends of the opening elasticsleeves are connected with clamping plates, the opening elastic sleeves penetrate through springs, the springs are connected with oscillating balls, and the clamping plates are fixed through bolts; the springs are sleeved with soft sleeves, the tops of the soft sleeves are provided with a group of top connecting holes around the circumference, the top connecting holes are connected with top metalwires, the top metal wires are bound to the tops of the springs, the bottoms of the soft sleeves are provided with a group of bottom connecting holes around the circumference, the bottom connecting holes are connected with bottom metal wires, and the bottom metal wires are bound to the bottoms of the springs. The hydraulic oscillator is used for downhole operations in an oil field.

The invention relates to hydroscillators, in particular to an inclined block eccentric type three-dimensional hydroscillator. The inclined block eccentric type three-dimensional hydroscillator is composed of a shell, an axial oscillation part and a radial oscillation part. An upper joint is arranged in a port in one end of an upper shell in a threaded manner, the axial oscillation rod is movably arranged at the position, below the upper joint, in the upper shell, the axial oscillation part is connected with the upper joint through a spring, the other end of the upper shell is provided with a lower shell in a threaded manner, the radial oscillation part is movably mounted in the lower shell through a thrust bearing, the radial oscillation part and the axial oscillation part are in clamped connection, and a lower joint is arranged on the bottom end of the lower shell in a threaded manner. The inclined block eccentric type three-dimensional hydroscillator has the advantages of being safe,reliable and good in oscillation effect. The problem that an existing oscillator is single in safety and oscillation effect is solved, and the oil and gas development needs can be met.

The present invention provides a table whose self-body has acoustic function. It is characterized by that it includes a table body, in the described table body interior a plane horn is mounted, the described plane horn is connected with an audio-frequency power amplification circuit, and the described audio-frequency power amplification circuit is connected with a power supply circuit. The described plane horn includes a drive ring capable of producing audio-frequency oscillation, and the described drive ring is mounted on the back surface of tabletop, and said plane horn adopts NXT plane horn, so that said table can produce good audio effect.

The invention discloses a four-eccentric-wheel drive forced oscillation device for super-finishing machining. The device comprises a rack, a four-wheel drive shaft system and oscillation mechanisms, wherein the four-wheel drive shaft system comprises an eccentric shaft, a right oscillation frame assembly, a left oscillation frame assembly, a right drive eccentric wheel pair, a left drive eccentricwheel pair, an eccentric shaft front supporting bearing and an eccentric shaft rear supporting bearing, two eccentric wheels of the right driving eccentric wheel pair are installed on the inner sideof the eccentric shaft front supporting bearing and the inner side of the eccentric shaft rear supporting bearing respectively, two eccentric wheels of the left driving eccentric wheel pair are installed on the inner side of the right driving eccentric wheel pair, two eccentric wheels of the right driving eccentric wheel pair are framed in two oscillating frames of the right oscillating frame assembly respectively, and two eccentric wheels of the left driving eccentric wheel pair are framed in two oscillation frames of the left oscillation frame assembly respectively. The device has the advantages of better oscillation linearity, stable oscillation frequency and amplitude, more stable oscillation, small driving torque and the like, and can keep good oscillation precision and performance for a long time.