650results about "Pressure lubrication" patented technology

A fluid distribution system for an engine including a fluid chamber. The fluid distribution system may include a first control opening in fluid communication with the fluid chamber. A rotor coupled to the fluid chamber may be configured to rotate the chamber about the axis to cause the fluid chamber to distribute fluid through the first control opening. A first channel coupled to the first control opening may be configured to receive the fluid through the first control opening. A second control opening may be formed in the first channel. A relief opening in the first channel may be configured to expose the first channel to an ambient pressure outside the first channel. The relief opening may be located downstream of the first control opening in a fluid flow direction of the first channel and upstream of the second control opening in the fluid flow direction of the first channel.

The utility model discloses a motorcycle engine crankshaft box body with an oil separation chamber, which comprises a crankshaft box body formed by connecting a left crankshaft box body and a right crankshaft box body, crankshaft mounting holes and balance shaft mounting holes are arranged on the left crankshaft box body and the right crankshaft box body, and the crankshaft mounting holes and the balance shaft mounting holes are distributed in a pairwise corresponding mode. An oil collecting chamber is arranged at the lower end in the crankcase body, and the balance shaft mounting hole is arranged close to the maximum oil liquid level position of the oil collecting chamber; the bottom of the oil collection chamber is provided with an oil separation chamber which is arranged close to the balance shaft mounting hole, the upper end of the oil separation chamber is close to the maximum oil liquid height of the oil collection chamber, and one side, far away from the balance shaft mounting hole, of the oil separation chamber is provided with an oil inlet hole; an engine oil filter screen is arranged in the oil separation cavity, and an oil guide channel with one end communicated with the oil separation cavity and the other end communicated with an oil inlet of the engine oil pump is arranged on the side of the oil separation cavity.

The invention relates to a filter system (100) for a fluid, in particular oil or fuel, in particular of an internal combustion engine, comprising a filter housing (110) with a fluid inlet (102), a first fluid outlet (104), and a second fluid outlet (106), and comprising a main-flow filter element (10) arranged in the filter housing (110) and a bypass filter element (30) arranged in series therewith in the flow direction (82). The main-flow filter element (10) surrounds a central tube (14). The bypass filter element (30) is arranged in an element housing (34) with a central inlet tube (50) and a central outlet tube (52), wherein the element housing (34) has at least one outflow opening (54) for the fluid filtered by the bypass filter element (30). The element housing (34) is coupled to the central tube (14) of the main filter element (10) in a rotationally fixed manner about a longitudinal axis (80).The outlet pipe (52) is fluidly connected to the first fluid outlet (104) and the drain opening (54) is fluidly connected to the second fluid outlet (106). Furthermore, the invention relates to a filter element unit (1).

The separation assembly comprises a centrifugal channel and a separation part, an inlet of the centrifugal channel is suitable for introducing an oil-gas mixture, the separation part is provided with a centrifugal separation cavity, an inlet of the centrifugal separation cavity is communicated with an outlet of the centrifugal channel, at least part of the centrifugal channel is in an arc shape, and the oil-gas separation effect is improved.

The invention discloses an engine oil filter with a spiral spoiler. The engine oil filter comprises a bottom shell, an outer cover is fixedly connected to the bottom shell, a liquid inlet and a liquid outlet are formed in the bottom shell, a check valve is arranged on the liquid inlet, a connecting cylinder is fixedly connected into the liquid outlet, a filter element structure is fixedly connected to the connecting cylinder, and a bypass valve is arranged on the filter element structure; the flow guide assembly comprises a first spiral spoiler, the first spiral spoiler is located between the filter element structure and the outer cover, the first spiral spoiler is rotationally connected to the annular base, the bypass valve is fixedly connected with the annular base through a connecting mechanism, a supporting mechanism is fixedly connected into the outer cover, and a stop mechanism is arranged between the supporting mechanism and the annular base. Impurities of engine oil can be prevented from being gathered at a certain position, the use of a filtering part is more balanced, the durability of the device is improved, meanwhile, oil liquid can flow along the spoiler during operation, and large particles generate centrifugal force, so that the oil liquid is thrown to the wall surface and flows to the bottom along the spoiler, and the blockage degree of the filter element is reduced.

A flow control element (FCE) and a fluidic device including the same are described. In an embodiment, the flow control element (FCE) comprises a body having a front side, a back side, a left side side, and a right side side. The body further comprises a base region, a top region, and an intermediate region between the base region and the top region. The FCE is configured to move in response to a fluid flow (more specifically, a pressure differential across the FCE) to regulate the flow of fluid through the FCE. In an embodiment, the FCE is included in a fluidic device for a vehicle, such as, but not limited to, an intake filter for a transmission of the vehicle.

The present invention relates to a drivetrain of a wind turbine and a wind turbine with the drivetrain, wherein the drivetrain comprises at least a gearbox, a generator and a lubrication system. The lubrication system comprises at least a pump unit, a main filter system, a heat exchanger and a distribution unit. A secondary filter system is arranged upstream relative to the distribution unit and downstream relative to the heat exchanger. The first filter system has at least one first filter with a first filtration range and the secondary filter system has at least one second filter with a second filtration range. The first filtration range differs from the second filtration range.

The utility model relates to the technical field of engine oil filters, and discloses a long-life engine oil filter which comprises a shell mechanism, a sealing cover mechanism is fixedly arranged on the upper end face of the shell mechanism, a first clamping mechanism is fixedly arranged on the lower end face of the sealing cover mechanism, and a filter cartridge mechanism is fixedly arranged on the lower end face of the first clamping mechanism. A second clamping mechanism is fixedly arranged on the lower end surface of the filter cartridge mechanism, and filter paper is clamped between the first clamping mechanism and the second clamping mechanism. According to the filter, the upper end and the lower end of the filter paper can be clamped and fixed in the clamping grooves and are adhered by using an adhesive, so that the adhesion strength of the filter paper can be greatly improved, and the service life of the filter is prolonged; and the magnetic attraction block can attract and collect metal impurities in unfiltered engine oil into the storage groove to prevent the metal impurities from scouring the filter paper to cause breakage of the filter paper, so that the filtering efficiency of the filter is improved.

The present disclosure provides an engine oil cooling structure of an engine. In the engine oil cooling structure of an engine, the engine includes a crankcase, the crankcase is provided with an oil filter mounting chamber having a cylindrical shape, the cooling structure includes a water channel, a water inlet of the water channel communicates with a water pump, the crankcase is further provided with a main oil channel, the crankcase is further provided with a heat conducting thin wall, an inner cavity of the heat conducting thin wall form the oil filter mounting chamber, the oil filter mounting chamber communicates with the main oil channel, the water channel is arranged around an outer side wall of the heat conducting thin wall, and a water outlet of the water channel communicates with a cooling water channel arranged in the same direction as and adjacent to the main oil channel.

The utility model provides a central engine oil control valve which comprises a valve shell, a valve sleeve and a valve element, an oil inlet is formed in the front end of the valve shell, and an oil outlet is formed in the rear end of the valve shell. The valve sleeve is coaxially arranged in the valve shell, a front oil cavity and a rear oil cavity are formed in the valve sleeve, the front oil cavity is communicated with the oil inlet, and the valve element is arranged in the rear oil cavity; the outer wall of the valve sleeve is sleeved with a radial one-way valve, the radial one-way valve is arranged close to the oil inlet hole, when the radial one-way valve contracts inwards in the radial direction, the oil inlet hole is closed, and when the radial one-way valve opens outwards in the radial direction, the oil inlet hole is opened; and the valve core is movably arranged in the rear oil cavity. According to the central engine oil control valve, the traditional peripheral oil charging mode is changed, so that the opening, closing and response speed of the radial one-way valve is not influenced and is smoother, the overall performance is improved, the structure is simple, and the cost is lower.

To suppress a water content in an engine while power is being supplied by a power supply device.SOLUTION: A vehicle includes an engine, an electric motor, a battery, a power supply device, and a control device. The battery allows power transfer between itself and the electric motor. The power supply device can supply power from the battery to the outside. The control device executes power supply processing for causing the power supply device to supply the power from the battery to the outside. The control device executes water content calculation processing for calculating a water content that is the amount of water staying in the engine, on the basis of an engine operational state. The control device executes power generation processing for operating the engine and causing the electric motor to generate power, on condition that the power supply processing is being executed, and that the water content is equal to or more than a prescribed amount. The control device executes air-fuel ratio adjustment processing for increasing an air-fuel ratio in the engine as compared to a case where the water content is less than the prescribed amount, on condition that the power generation processing is being executed.SELECTED DRAWING: Figure 3

The utility model relates to the technical field of engines, and discloses an engine oil bubble eliminating device, an external engine oil tank and an engine system.The engine oil bubble eliminating device comprises a bubble eliminating bin body which extends in the first direction, and an oil passing opening is formed in a bottom plate of the bubble eliminating bin body; the first end of the oil return pipe is communicated with the engine body, and the second end is communicated with the inner cavity; in the first direction, the inner wall of the side, deviating from the oil return pipe, of the defoaming bin body is a first arc-shaped inner wall, and the first arc-shaped inner wall sinks towards the side deviating from the oil return pipe. In the working process, engine oil enters from the first end of the oil return pipe and is sprayed out from the second end until the engine oil makes contact with the first arc-shaped inner wall and then continues to flow at a high speed in the extending direction of the first arc-shaped inner wall, so that rotational flow is formed, and a large number of bubbles in the engine oil are eliminated under the action of centrifugal force; and finally, the engine oil flows into the external engine oil tank body through the oil passing port, so that bubbles contained in the engine oil during oil return can be greatly eliminated, and faults such as oil injection of the oil-gas separator are effectively reduced.

To provide a sliding bearing for hardly causing cavitation erosion on the slide surface.SOLUTION: A second half-split bearing has one oil groove and two second inclined face parts on the inner diameter side. The surfaces of the second inclined face parts each include a center region and an edge region. On a boundary between the center region and the edge region, an inflection part is formed. In the center region, a convex curve is formed at the outer diameter side of the second half-split bearing. In the edge region, a convex curve is formed at the inner diameter side. On the surface of the second inclined face part, a plurality of second peripheral grooves are formed neighboring each other. A groove center line is inclined to a vertical line toward a center line passing through the width center of the axial length of the oil groove. A groove inclination angle in the edge region is minimum at the axial end of the second inclined face part, and continuously larger as coming closer to the inflection part. A groove inclination angle in the center region is minimum at a position neighboring the groove end of the second inclined face, and continuously larger as coming closer to the inclination part.SELECTED DRAWING: Figure 7

An oil filter reservoir comprising: a reservoir housing (102); a filter (104) within the housing (102) dividing the housing (102) into an oil inlet chamber (112) and an oil outlet chamber (114); a housing inlet in communication with the inlet chamber (112); a housing outlet (110) in communication with the outlet chamber (114); wherein the filter (104) includes a permeable wall (116) and a bypass valve (118), the bypass valve (118) opening in response to higher oil pressure and volume in the inlet chamber (112) to allow a portion of the oil to bypass the permeable wall (116) and be released from the bypass valve (118) into a bypass chamber (104);anda baffle (106) in the outlet chamber (114), the baffle (106) being spaced from the bypass valve (118), the baffle (106) further separating the outlet chamber (114) into a reserve chamber (202) and the bypass chamber (204), the baffle (106) including openings (206) allowing limited oil flow therethrough between the bypass chamber (204) and the reserve chamber (202), the housing outlet (110) and the bypass valve (118) being in fluid communication with the bypass chamber (204);

To provide a lubricant composition suitable for improving valve train wear in medium and / or heavy duty diesel engines.SOLUTION: A medium and / or heavy duty diesel engine crankcase lubricant comprises: one or more base oils with lubricating viscosity; and an antiwear system providing 500 ppm or less of phosphorus and / or 500 ppm or less of zinc from one or more overbased dihydrocarbyl dithiophosphate zinc compounds containing hydrocarbyl groups bonded to a phosphorus atom by an oxygen linker, wherein the hydrocarbyl groups of the antiwear system are provided from secondary alcohols or a combination of secondary alcohols and primary alcohols, the hydrocarbyl groups have an average branching index of 0.72 or less, at least about 50 wt.% of the hydrocarbyl groups are derived secondary alcohols, and the one or more overbased dihydrocarbyl dithiophosphate zinc compounds of the antiwear system have a zinc to phosphorus ratio of less than about 1.12:1.SELECTED DRAWING: None

Provided are an ejection device including an insertion portion that is held by an operator and inserted toward a relevant portion in a narrow space, and a method for removing foreign matter adhering to the relevant portion. The insertion portion includes an ejection unit including a fluidic substance ejection port in a distal end portion. A foreign matter removing surface configured to remove foreign matter adhering to the relevant portion by scraping the foreign matter off the relevant portion is located on the distal end portion of the ejection unit.

The utility model discloses an oil injection mechanism of a gear reducer, which comprises an injection gun body, an oil injection pipe, a driving motor, a screw rod and a spiral pipe cavity, one side of the injection gun body is provided with a grip, and a trigger switch is installed for controlling the starting and stopping of the driving motor. An injection conveying pipe is fixedly installed in the oil injection pipe, a spiral pipe cavity is formed in the inner side of the oil injection pipe, the spiral rod is rotationally installed on the injection gun body, and the periphery of the spiral rod abuts against and is meshed with the inner wall of the spiral pipe cavity to form a sealed conveying channel. The single-screw pump conveying principle is adopted, a plurality of independent sealed conveying cavities are formed in the spiral pipe cavity through eccentric rotation of the spiral rod, stable and continuous lubricating oil conveying is achieved, and compared with a traditional piston pump or straight pipe gravity oil injection mode, the flow uniformity is improved, lubricating oil leakage is reduced, energy consumption is reduced, and the service life of the lubricating oil pump is prolonged. The utility model is suitable for the fields of gear reducers, industrial equipment lubricating systems and the like.

The application discloses an engine oil cooler arrangement system, wherein an oil cooler is internally provided with a water channel and an oil channel, the front end of the oil cooler is provided with a water pump, a tension pulley and a thermostat seat mounting port, the thermostat seat mounting port is mounted with a thermostat seat, and an engine water inlet, a cylinder head water inlet and an oil inlet and outlet are arranged on the oil cooler in a mutually connected manner below the thermostat seat. The oil filter is arranged at a far end through a pipeline, so that the maintenance of the oil filter is facilitated; the water channel and the oil channel in the oil cooler are both extended and arranged, the flowing time of the oil in the oil cooler is prolonged under the premise of guaranteeing the fluidity of the oil, the heat exchange is uniform, and the heat of the oil is more beneficial to be taken away; the oil cooler integrates the water pump and the tension pulley, the oil filter is arranged at the far end, more operable space is provided for the outside of the engine body, and the integration and compactness are improved.

The utility model discloses an engine metal screen, which belongs to the technical field of engine accessories and comprises a metal screen body with four corners respectively provided with mounting holes and guard plate frames respectively arranged on the upper side and the lower side of the metal screen body, and the two guard plate frames are matched to clamp and wrap the outer edge of the metal screen body. Through holes corresponding to the four mounting holes of the metal screen body are formed in the protection plate frame in the thickness direction of the protection plate frame; the outer edge of the metal screen body is fixedly connected with the protection plate frames on the two sides of the metal screen body in a welded mode, and the edges of the four installation holes of the metal screen body are fixedly connected with the protection plate frames around the through holes in the two sides of the metal screen body in a welded mode. The device can effectively prevent the steel wire from falling off, prevents the steel wire from being mixed into engine oil, and improves the safety in the operation process of an engine.

The present application relates to the field of oil filter, especially to a self-cleaning anti-clogging oil filter and method thereof, comprising: an oil shell, the bottom end of the oil shell is fixedly connected with a bottom plate, a plurality of notches are arranged in an annular array on the bottom plate, a filter cartridge is installed on the bottom plate, a filter core is sleeved on the filter cartridge, a top plate is arranged at the top end of the filter cartridge, and a check valve is arranged at the top end of the top plate, the filter core is blocked, the sealing cover moves downward under the action of oil pressure, the sealing of the filter net barrel is cancelled, the unfiltered oil flows into the filter cartridge through the filter net barrel, the impurities in the oil are filtered, the damage to the engine is avoided, when the engine stops working, the oil pressure decreases, the sealing cover is reset upward under the restoring force of the first spring, the filter net barrel is resealed, and the filtered impurities are sealed between the sealing cover and the filter net barrel, so that the impurities are prevented from falling on the filter core again.

According to the technical scheme, the automatic pressure regulating type engine oil filter comprises a protective cylinder, an oil outlet pipe is inserted in the middle of the interior of the protective cylinder in a sealed mode, a plurality of oil inlet holes located in the periphery of the oil outlet pipe are formed in the top of the protective cylinder at equal angles, and a filter cylinder is fixed to the middle of the interior of the protective cylinder. The oil outlet pipe extends into the bottom of the filter cartridge, filter paper is inserted outside the filter cartridge, the upper portion of the filter paper is inclined, the outer diameter of the top of the filter paper is smaller than that of the lower portion of the filter paper, the circle centers of the oil inlet holes are located on the outer diameter of the lower portion of the filter paper, and the radius of the oil inlet holes is equal to the outer diameter difference of the top and the lower portion of the filter paper. Due to the fact that the inclined portion of the upper portion of the filter paper and the circle center of the oil outlet are located on the outer diameter of the lower portion of the filter paper, part of engine oil can be directly filtered into the filter cylinder through impact force generated by falling through the inclined portion when the engine oil enters the protective cylinder through the oil inlet, and the filtering speed is increased under the condition that the filtering effect is not affected.

A cooling and / or lubrication system (135) for cooling and / or lubricating thermal consumers of a drive unit (100) of a vehicle (105), comprising a housing (200), characterized in that a lid (240) is sealedly bonded to the housing (200) to form a cooling and / or lubricant tank (205) in the interior (220) of which cooling and / or lubricant can be received. The invention further relates to a drive unit (100) and a vehicle (105).

A ferrous piston for gasoline powered engines having dimensions which achieve reduced mass and improved performance is provided. The piston crown has a thickness of less than 4mm and includes valve pockets with an axial clearance between the valve pockets and an uppermost ring groove of less than 1.5mm. The pin bosses have an axial thickness of less than 3.7% of a bore diameter, which is the largest outer diameter of the piston, measured between a pin bore and the crown at 1mm from an inner face forming the pin bore. Each pin boss has a radial thickness of less than 3% of the bore diameter measured between the pin bore and a lower end of the pin boss. An undercrown surface presents a projected area of less than 45% of a total piston bore area, wherein the total piston bore area is πBD2 / 4, BD being the bore diameter.

The utility model relates to the technical field of automobile engine parts, and discloses an automobile engine bearing cover structure which comprises an outer shell, a plurality of oil storage shells are arranged on the surface of the outer shell, oil injection ports are formed in the surfaces of the oil storage shells, a plurality of oil outlet holes are formed in the surfaces of the oil storage shells, and the oil outlet holes are communicated with the oil storage shells. Piezoelectric ceramic vibrating pieces are arranged on the two sides of an inner cavity of the oil storage shell correspondingly, and the impurity removing mechanism is matched with the piezoelectric ceramic vibrating pieces to treat oil impurities. When the device is used for adding lubricating oil, the oil filling port can be conveniently exposed under the action of the covering mechanism, so that the purpose of adding the lubricating oil is achieved, and under the arrangement of the covering mechanism, the connection between the covering mechanism and the oil filling port is improved, the possibility of loosening caused by vibration is reduced, and the service life of the device is prolonged. And in addition, under the action of an impurity removal mechanism, a worker can conveniently clean impurities in the inner cavity of the oil storage shell, and the practicability of the device is improved.

The utility model discloses an anti-slip filter shell, which comprises a tank body and a cover body, the tank body comprises a cylindrical section with a closed bottom, the upper edge of the cylindrical section is connected with an annular mounting section through an external expansion section, and a concave hemming section is integrally formed at the upper end of the annular mounting section; a locking ring extending upwards is integrally formed on the outer curved surface of the cover body, the locking ring is pressed on the inner side face of the annular mounting section, and the hemming section is pressed on the inner side face of the locking ring after winding around the upper side of the locking ring; due to the fact that the knurls are machined on the outer curved surface of the locking ring, friction force between the locking ring and the annular installation section is greatly increased, relative rotation between the cover body and the tank body is avoided, and the phenomenon that the cover body and the tank body cannot be disassembled or screwed tightly due to slipping in the disassembling and assembling process is avoided. The filter is further provided with a step ring, so that the upper edge of the filter can be protected, and edge warping is prevented.

The utility model provides a suction filter assembly and an engine with the same. The suction filter assembly includes: an oil pipe; the end cover is arranged on a port of the oil pipe in a covering mode and comprises a first barrel, a first annular plate and a second barrel, the inner diameter of the first barrel is larger than that of the second barrel, the first end of the first barrel is connected with the first end of the second barrel through the first annular plate, and the first barrel is arranged outside the port in a sleeving mode; the filtering structure is located between the first annular plate and the port; the projection of the inner circumferential surface of the second cylinder on the filtering structure is in the filtering structure; a preset distance is reserved between the end face of the second end of the second barrel and the filtering structure and is larger than or equal to 6 mm. The suction filter effectively solves the problems that in the prior art, a whole vehicle inclines, and when the oil quantity of an oil pan is off line, the air suction phenomenon is prone to being generated at the filter screen of the suction filter.

To provide various methods and systems for a liquid metal bearing assembly.SOLUTION: A liquid metal bearing assembly includes: a fill port fluidly coupled to a liquid metal reservoir of the liquid metal bearing assembly, the fill port including an inlet diameter and an outlet diameter, the outlet diameter smaller than the inlet diameter; and a pin formed to fit the inside of the fill port and prevent liquid metal from leaving the liquid metal reservoir via the fill port.SELECTED DRAWING: Figure 3