47results about How to "Avoid agitation" patented technology

A dissolving water making unit and a bubble generating unit are provided. The dissolving water making unit includes a gas dissolving device for dissolving gas in water. The bubble generating unit includes a bubble generating nozzle and a bubble generating cartridge. The dissolving water making unit sucks water from a water source, and sucks gas to make dissolving water from a mixed solution in which the water and the gas are mixed together. The dissolving water is obtained by dissolving the gas in the water. The bubble generating unit generates microbubbles from the dissolving water supplied from the dissolving water making unit. The gas dissolving device includes a closed vessel; an inflow port which is provided in the closed vessel, and which is provided for causing the mixed liquid sucked from the source to flow into the closed vessel; an exhaust valve which is provided in an upper portion of the closed vessel, and which is provided for exhausting excess gas from the mixed liquid; and an outflow port which is provided near a bottom portion of the closed vessel, and which is provided for causing the dissolving water to flow out from the closed vessel to the bubble generating unit. Between the inflow port and the outflow port, the closed vessel has a retention region in which the dissolving water flows slowly, in which air is dissolved in the dissolving water to substantial saturation, and in which the dissolving water hardly contains fine bubbles. A hair washing device includes a hair washing bowl having an opening portion in which a head region can be accepted. The bubble generating unit is attached to a lower portion of the hair washing bowl. In an upper portion of the hair washing bowl, an exhaust port for exhausting water from the hair washing bowl is provided.

The present invention relates to a filter device for removing impurities contained in liquid. A filter housing 18 is provided with a container for accommodating a filter bag 2 therein, a deposit recovery tank 3 for recovering a deposit and a floating material recovery tank 4 for recovering a floating material. Thus, it is possible to prevent any deterioration of filtration performance caused by filtered and separated impurities, and to achieve both of filtration and specific gravity difference separation by a single device.

An acupressure massage pad formed of generally resilient material wherein the pad includes nodes that replicate the curvature of the apex of a human finger or knuckle to allow an individual to perform acupressure or reflexology massage without assistance.

Provided is a drilling-free cement injecting device for a horizontal well. Connection is carried out procedure by procedure according to the well cementing procedures. In the well wall washing process, a lengthened two-stage parallel setting casing pipe outer packer is connected with an inner-pipe-free and drilling-out-free device and is further connected with a well cementing pipe column to be lowered to the well bottom. In the cement injecting and well cementing processes, a first-stage opening and closing sliding sleeve rubber plug is connected with the inner-pipe-free and drilling-out-free device in a casting mode and is connected with a packer opening and closing sliding sleeve in a colliding mode under the pumping pressure, the packer opening and closing sliding sleeve descends to open a packer communication channel and seal the lengthened two-stage parallel setting casing pipe outer packer in an expanding mode, pressure shutting-in continues, and the packer opening and closing sliding sleeve descends to push a cement grey injecting hole opening and closing sliding sleeve to descend to open a cement grey injecting hole and carry out cement injecting. In the well cementing, pressure shutting-in and cementing waiting processes, a second-stage displacing colliding press rubber plug is connected with the inner-pipe-free and drilling-out-free device in a casting mode, connected with a colliding press sleeve in a colliding mode under the action of displacing liquid and connected with a colliding slip of the first-stage opening and closing sliding sleeve rubber plug. In the drill-down and fishing processes, a self-locking recessing fishing socket is connected with a slip of the second-stage displacing colliding press rubber plug through a fishing pipe column to fish out accessories in the inner-pipe-free and drilling-out-free device at a time.

The invention provides a method for well cementation drilling-free blind plate circulating well cementation of a horizontal well. A body of a large-channel horizontal well cementation drilling-free blind plate circulating well cementation device formed by organic combination of an elongated two-stage parallel connection seat sealing sleeve outer packer and an inner-pipe-free drilling-plug-free classification cementing device is connected with a sleeve, a circulating channel between the sleeve and a well wall is formed, pad fluid is injected to clean the well wall; after the well wall is cleaned, a self-locking returnable primary switch sliding sleeve rubber plug is placed from a well opening cement head and is pumped into the inner-pipe-free drilling-plug-free classification cementing device, the elongated two-stage parallel connection seat sealing sleeve outer packer undergoes expanding sealing, a circulating hole of the inner-pipe-free drilling-plug-free classification cementing device is opened, cementing well cementation is performed; after cement is injected, a self-locking returnable secondary replacing pressing rubber plug is placed from the well opening cement head, displacement fluid is utilized to press the self-locking returnable secondary replacing pressing rubber plug, the self-locking returnable secondary replacing pressing rubber plug enters the inner-pipe-free drilling-plug-free classification cementing device, the circulating hole of the inner-pipe-free drilling-plug-free classification cementing device is closed until cement slurry is solidified, a drill performs downward drilling to salvage accessories in the inner-pipe-free drilling-plug-free classification cementing device, a drafting process is performed, and well cementation work is finished.

This disclosure is related with propeller noise and cavitation abatement in applications like propulsion, ventilation, pumping or turbine systems on liquid or gas fluids working like a propellers, pumps, fans or turbines, by novel techniques that allows a stronger propellers and improves laminar flow and allow a smooth acceleration or deceleration of the liquid or gas by means of a propeller that consist on a rotating cylindrical block with one or more tunnels around it axis, said cylindrical block also may have flow separators structures at both input and output that helps to keep laminar flow of the fluid or gas with it surrounding media, having This rotating cylindrical block tunnels with either circular or irregular oval section that accelerates fluid or gas by means of both combined centrifugal and axial movement.

A scroll compressor includes a fixed scroll including a spiral unit, an orbiting scroll including a spiral unit and combined with the spiral unit of the fixed scroll to form a compression chamber for compressing refrigerant, a main shaft for transmitting drive power to the orbiting scroll, an electric motor unit configured to rotate the main shaft, and a first balancer for compensating unbalance of the orbiting scroll with respect to a rotation center of the main shaft. The first balancer has an outline in a cylinder shape, and includes a high-density part made of a high-density material, and a low-density part made of a low-density material having a density lower than a density of the high-density material.

A method of producing an enriched flavonoid aglycone extract from starting material containing a suitable flavonoid glycoside and / or conjugate thereof comprising the steps of: (i) enzymatically converting the flavonoid glycoside or conjugate thereof into the flavonoid aglycone; (ii) adjusting the pH to render the flavonoid aglycone soluble and removing the insoluble fraction; and (iii) adjusting the pH to render the soluble flavonoid aglycone relatively insoluble and forming an extract containing the same.

A powder injector for a ladle of molten metal having an exposed upper level with a given shape. The injector comprises a splash deflector with a cast body of heat resistant material with a downwardly facing lower surface defining an outer periphery and maintained above the upper level of molten metal, an elongated powder injection lance with a tubular body extending vertically from above the deflector surface to a position substantially below the surface and into the molten metal and a directional outlet nozzle directed at a transverse angle to the lance body in a direction below the surface of the splash deflector and an upper member mounting the lance with respect to the splash deflector with the nozzle directed into the molten metal substantially below the lower surface and within the periphery of the lower surface.

The invention relates to the single crystal high-temperature alloy solidifying technique, including case, heating set, sample clamping framework and DC electric field generating set. The clamping framework is set under the case, composed of two clamping bars set on the bracket, one end of each clamping bar linked with the rotation shaft on the bracket, the other end linked through fastener, and the outer side of each clamping bar installed with tension spring, the other end of each tension spring fixed on the bracket, and the bracket opened with a through hole to make the sample pass through; the generating set is a close loop, formed by setting a programmable functional module in series between one end of the sample and one pole of the voltage-stailized source, and connecting the other end with the other pole through the clamping tool.

A vertical power unit includes: an engine having a vertically arranged crankshaft; a vertically arranged output shaft provided below the crankshaft; and a torque converter providing a connection between the crankshaft and the output shaft. The torque converter is arranged so as to be offset from the crankshaft toward a cylinder block of the engine. A transmission device is provided between the crankshaft and the torque converter. The output shaft is arranged coaxially with the torque converter. Thus, the center of gravity of the vertical power unit is positioned as close as possible to the central portion of the engine, thereby minimizing bias of the center of gravity due to the weight of the torque converter and the output shaft to facilitate the handling of the vertical power unit.

A vertical power unit includes: an engine having a vertically arranged crankshaft; a vertically arranged output shaft provided below the crankshaft; and a torque converter providing a connection between the crankshaft and the output shaft. The torque converter is arranged so as to be offset from the crankshaft toward a cylinder block of the engine. A transmission device is provided between the crankshaft and the torque converter. The output shaft is arranged coaxially with the torque converter. Thus, the center of gravity of the vertical power unit is positioned as close as possible to the central portion of the engine, thereby minimizing bias of the center of gravity due to the weight of the torque converter and the output shaft to facilitate the handling of the vertical power unit.

The utility model relates to a multi-function rainwater storing and discharging garden device. The device comprises a sand sedimentation tank; the top of the sand sedimentation tank is provided with an opening; a filter plate is fixedly arranged in the sand sedimentation tank; the filter plate is parallel to the top surface of the sand sedimentation tank; one side of the inner wall of the sand sedimentation tank is provided with a plurality of dovetail grooves; the dovetail grooves are parallel to each other; the top surface of each dovetail groove communicates with outside; a net cage is movably installed in the sand sedimentation tank; the top of the net cage is provided with an opening; one side of the net cage is provided with a plurality of dovetail strips which are parallel to each other; the dovetail strips corresponds to the dovetail grooves one by one; each dovetail strip is simultaneously positioned in one corresponding dovetail groove; and each dovetail strip can respectively and simultaneously slide along one corresponding dovetail groove at a vertical direction. The bank of the landscape pond is provided with a circle of grooves, and the sand and gravel which are cleared out can be laid in the grooves. When the rain tendency is large and rainwater directly flows into the landscape pond without passing through a confluence channel, the sand and gravel can be used toprimarily filter the rainwater, so that purification to the water body by plants in the landscape pond is facilitated.

The nonviolent shield is used for restraining an agitated standing individual, while protecting that individual from a violent fall or similar jerking associated with a restraining intervention. The nonviolent shield comprises a rectangular flexible cargo net; an elongated body-height central cushion attached to the cargo net along a median of the cargo net, and two elongated body-height side cushions attached to the cargo net in a spaced-apart parallel relationship with the central cushion. The present nonviolent shield also has handhold areas of the cargo net bordering the central cushion. In another aspect, the central cushion has a movable portion on an upper segment thereof so that the central cushion is brought with firmness against the torso of the individual to be restrained, and with lightness against the face and head of that individual.

The invention provides a laser penetration fusion welding device assisted by cooperation of double magnetic fields and ultrasonic waves. The laser penetration fusion welding device comprises a base, a workbench, a mechanical arm, a laser welding machine, a moving mechanism, a welding table, an ultrasonic vibration machine, an alternating electromagnetic field coil, an alternating electromagnetic field power source, a constant electromagnetic field coil and a constant electromagnetic field power source. By utilizing the combined action of ultrasonic waves and the electromagnetic fields, escape of gas in a molten pool is accelerated, and the pore defect is inhibited; meanwhile, by means of the coupling effect of ultrasonic impact force and magnetic field electromagnetic force, intermetallic brittle compounds and coarse grains are broken, the number of the intermetallic brittle compounds is reduced, the grains are refined, and the welding quality is improved. A laser penetration fusion welding heat transfer and mass transfer mathematical model under the synergistic effect of a magnetic field and ultrasonic waves is established, the heat transfer and flowing rules of the molten pool in the welding process are revealed, the influence of the ultrasonic waves and an alternating magnetic field on the bubble floating rate and the influence of a stable magnetic field on the molten pool solidification rate are researched, and the mechanism of reducing the pore defect is mainly analyzed.

The invention discloses a building energy-saving concrete blending device. The building energy-saving concrete blending device comprises a bearing plate, the left side of the top of the bearing plateis provided with a slide groove, the two sides of the inner cavity of the slide groove are both movably connected with pulleys, the surfaces of the pulleys are sleeved with supporting columns, a blending box is fixedly connected to the tops of the supporting columns, and a motor is fixedly connected to the top of the blending box; and a first rotary shaft is arranged at the output end of the motor, the bottom of the first rotary shaft penetrates through and extends into the inner cavity of the blending box, and the two sides of the first rotary shafts are both fixedly connected with first stirring blades. Through mutual cooperation of the bearing plate, the first stirring blades, the first rotary shaft, second stirring blades, a second rotary shaft, a fixing rod, the blending box, the motor, a movable shaft, a moving rod, a movable box, the pulleys, the slide groove, the supporting columns, a moving plate, a limiting groove and an air cylinder, the building energy-saving concrete blending device can achieve the high-efficiency stirring effect on the concrete when being used, and thus the stirring efficiency of the concrete is higher.

The invention relates to an anti-spilling flow rate standard device and a calibration method applicable to large flow rate liquid entrance. The flow rate standard device is used mainly aiming at the large flow rate fluid entrance; and the large flow rate generally exceeds 15 kg / s. The invention especially relates to anti-spilling design of a water distributor of the standard device applicable to calibration and metering a liquid flow rate, wherein the anti-spilling water distributor is connected to an open type diverter and a container; through two working states of "suspension" and "sedimentation", different demands of the flow rate standard device under two working states including flow rate calibration and weighing appliance checking calibration can be satisfied; the problem about liquid spilling of a traditional water distributor is solved; and reliability and accuracy of flow rate calibration work are ensured.

The invention discloses an integral rolling rain gutter side top covering part, which includes an integral rain gutter side top skin covering part body, a first rib line, a second rib line, a seam allowance flange and a rain gutter. The integral rain gutter side top skin covering part body, a vehicle roof frame assembly, side window glass, a side wall frame and a glass pasting caulking compound form a side wall closed structure. The integral rolling rain gutter side top covering part has the beneficial effects that through a scheme of replacing a self-tapping screw with an integral rolling rain gutter for fixing aluminum alloy rain gutter, rainwater is prevented from entering a vehicle roof frame through a fixing hole of the self-tapping screw, and the possibility of the vehicle roof framecorroded by the rainwater is decreased. According to the integral rolling rain gutter side top covering part, through the built-in first rib line and second rib line, integral internal stress of theintegral rain gutter side top skin covering part is enhanced, the ability resistant to thermal deformation of high-temperature electrophoretic fluid applied to side top skin during vehicle electrophoresis is improved, the vehicle appearance quality of the side top skin is improved, and then the purpose of improving the reliability of parts by adjusting the process and tools of the parts is achieved.

The invention discloses a sedimentation device for sewage treatment, which comprises a box body. A plurality of equidistantly distributed step plates are fixed in the box body, a guide plate is fixedbelow the step plate close to the lowest end in the box body, a sliding mechanism is fixed on the inner wall of one side of the box body close to the lower position of the guide plate, and a buffer mechanism is in sliding connection to the sliding mechanism. A water conveying mechanism is fixed to the outer wall of one side of the box body, a hose is fixed to the water inlet end of the water conveying mechanism, and a liquid guiding mechanism is fixed to the end, away from the water conveying mechanism, of the hose. A solid-liquid mixture guided into the box body by the feeding pipe can be buffered, the movement stroke of the solid-liquid mixture is increased, the impact force on impurities precipitated at the bottom of the box body is reduced, the precipitated solid impurities are prevented from being agitated, and the solid-liquid precipitation separation effect is improved.

A gravitational settling tank including a pressure vessel which precipitates solid content contained in slurry in which coal and solvent are blended, and separates the solid-content concentrated liquid from the supernatant liquid, and a supply pipe which supplies the pressure vessel with the slurry. A main body part and a nozzle part which is connected on the downstream side of the main body part and extends horizontally are provided in the supply pipe. A plurality of holes are provided in the nozzle part. By virtue of this, agitation of the solid-content concentrated liquid which has settled in the bottom is inhibited.

The invention discloses an efficient glass fiber reinforced plastic septic tank structure for domestic sewage treatment in the technical field of septic tanks, which comprises a body, a first partition plate, a second partition plate, a primary corruption tank, a deep corruption tank, a clarification tank, a water inlet, a water outlet, a first overflow port, a second overflow port, a stand column, a floating plate and a surge bin, wherein the surge bin is provided with an overflow hole, a baffle is slidably connected into the primary corruption tank and driven by a driving unit to move synchronously with the surge bin. After sewage flows into the primary corruption tank from the water inlet, the sewage flows into the surge bin, so that the process that the sewage flows into the primary corruption tank is buffered, and the phenomenon that solid sediments deposited in the primary corruption tank are stirred, and consequently the sewage treatment capacity is affected is avoided. When the surge bin ascends and descends along with the liquid level, the baffle can synchronously lift, so that the opening height of the first overflow port is automatically adjusted, and the sewage inflow speed is matched with the speed of the sewage flowing into the deep corruption tank.

The invention discloses an ink box protection device preventing ink shaking during transportation through fluid pressure stretching. The ink box protection device structurally comprises a device shell, intelligent protection devices, handle rods, movable doors and a cooling frame. The movable doors are located on the surface of the front end of the device shell and are fixedly connected with the device shell at the same time, ejection rods are lifted and pressed through jolting vibration, and therefore ejection blocks on the upper portions can be ejected and pressed; internal water flow is pressurized, opening and closing frames are ejected and opened through water pressure, floating blocks on the upper portions are made to rise and pull integrated plates, where ink boxes are assembled, through buoyancy of the water flow, and therefore contact between the ink boxes and the device is eliminated; after jolting, by making backflow pipes fall slowly, the ink boxes are protected and the problem that internal ink jolts due to transportation vibration is prevented; and by means of movable blocks moving downwards in a concave manner, impact force caused when upward impact is caused by thewater pressure can be retarded, the opening and closing work of baffles can be rapidly achieved by achieving displacement through slide frames, and therefore reaction can be rapidly made to the vibration.

The invention relates to the field of manufacturing of stoves, in particular to a stove with an afterheat utilization function. The stove with the afterheat utilization function comprises a sealing box communicated with a hearth and for passing through smoke generated in the hearth; a heat exchange pipe for absorbing smoke afterheat is arranged in the hearth; a cold water heating box for absorbing the smoke afterheat is arranged in the sealing box; a heat absorbing piece is arranged on the surface of the cold water heating box; the heat exchange pipe is communicated with the cold water heating box; and a smoke discharge grid is arranged on the sealing box. The smoke generated in the hearth is discharged by a smoke channel formed by a gap between the inner wall of the sealing box and the cold water heating box; the smoke circulating path is largely elongated; when the smoke passes through the sealing box, the afterheat can be further absorbed and used by the cold water heating box, so that the utilization effect of the smoke afterheat is better; and in addition, the cold water heating box is positioned in the sealing box, so that the insulation of the cold water heating box and the safety of workers are facilitated.