438results about "Pressure lubrication" patented technology

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.

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.

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

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

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.

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).

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.

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

The utility model discloses a split type oil duct improved structure of an engine oil filtering base and an oil cooler connecting seat in an automobile, which comprises the engine oil filtering base, and an engine oil inlet, an engine oil outlet and an oil return port are arranged on the lower portion of the engine oil filtering base. An anti-freezing liquid inlet is formed in the end of the engine oil filtering base, a first water outlet and a second water outlet which are communicated with the anti-freezing liquid inlet are formed in the bottom of the engine oil filtering base, an engine oil cooler is installed on the upper portion of the end, away from the filter element, of the engine oil filtering base, and an oil cooler connecting base is arranged between the engine oil filtering base and the engine oil cooler. Two parallel circulating cooling runners are arranged on the surface, close to one side of the engine oil cooler, of the oil cooler connecting seat in parallel, and the two ends of the two parallel circulating cooling runners are circularly communicated with the engine oil filtering base and the engine oil cooler respectively; the device has the advantages that cooling and oil way connection are accelerated, and the risk of high-temperature failure occurring in the long-time running process of a vehicle is effectively reduced.

An aircraft engine lubrication system (30) for an aircraft engine (20) having a first component and a second component is provided. The system (30) includes a lubricant tank (32), a first pump (36), a second pump (34), and a de-aerator (38). A lubricant tank outlet (54) is in fluid communication with a first pump inlet (64). A first pump outlet (66) is in fluid communication with a second pump inlet (68). A second pump outlet (70) is in fluid communication with a first component inlet (72) and a second component inlet (74). A second component outlet (80) is in fluid communication with a lubricant tank first inlet (52B). A de-aerator gas outlet (60) is in fluid communication with a lubricant tank second inlet (52A). A de-aerator liquid outlet (62) is in fluid communication with the second pump inlet (68).

To enhance the workability of maintenance inside an engine.SOLUTION: An engine frame 1 (a main frame 3) comprises: a horizontal wall 13 partitioning an upper side space 15a and a lower side space 16a; a vertical wall 19 extending downward from the horizontal wall 13, and defining the lower side space 16a; and a through hole 20 provided in the horizontal wall 13, and establishing communication between the upper side space 15a and the lower side space 16a. A portion of a lower end of an inner peripheral surface of the through hole 20 is connected to an upper end of a side surface 19a of the vertical wall 19. Thereby, because lubricating oil flows down along the inner peripheral surface of the through hole 20 and the side surface 19a of the vertical wall 19, the lubricating oil can be prevented from dripping from an edge of the through hole 20.SELECTED DRAWING: Figure 3

To provide a lubricating oil cleaning system that can more reliably separate lubricating oil and ammonia water from a stock solution containing ammonia water and lubricating oil. [Solution] The lubricating oil cleaning system 100 can purify raw DO contaminated with ammonia into lubricating oil LO. The lubricating oil cleaning system 100 comprises an engine 200, a lubricating oil cleaner 1 that separates raw DO containing lubricating oil LO used in the engine 200 into a light liquid which is purified lubricating oil LO and a heavy liquid which contains ammonia, a separator inlet line 130 for supplying raw DO to the lubricating oil cleaner 1, and an additive means 135 for adding water W to the raw DO in the separator inlet line 130.

To excellently ventilate blow-by gas in an oil tank in both of natural intake operation and supercharging operation.SOLUTION: The dry sump supercharged engine 10, which circulates lubricating oil between the engine 10 and the oil tank 30, includes the first circulation passage 34, which connects the portion of the intake passage 17 downstream of the throttle valve 22 to the oil tank 30, the second circulation passage 36, which connects the portion of the intake passage 17 upstream of the compressor 20 to the oil tank 30, the first check valve 35, which is arranged in the first circulation passage 34, and the second check valve 37, which is arranged in the second circulation passage 36.SELECTED DRAWING: Figure 1

The invention relates to a suction nozzle for arrangement in a liquid container (2), comprising: a suction tube (8), which has an upper opening (27) and a lower opening (28), at least one lateral passage opening (12) and a fastening section (9) in the region of the lower end; a filter screen (14) which laterally surrounds the suction tube (8) and covers the through-hole (12), and a cover (19) which is fitted onto the suction tube (8), closes an upper opening (27) of the suction tube (8), extends laterally at a distance from the suction tube (8), covers the filter screen (14) towards the fastening section (9), and terminates before reaching the fastening section.

Oil or fuel filter device (10) for filtering fuel or oil of an internal combustion engine, comprising a connecting device (14) for connecting a functional component (12) to a filter housing (16), wherein the connecting device (14) comprises: - a guide section (18) of the functional component (12); - a guide section counterpart (20) of the filter housing (16) which can be joined with the guide section (18) in such a way that the guide section (18) is rotatable about an axis of rotation (28) relative to the guide section counterpart (20), wherein the guide section (18) is fixed radially to the axis of rotation (28) relative to the guide section counterpart (20); - a holding device (40) which has corresponding holding components (42, 44, 46) on the functional component (12) and on the filter housing (16) and which can be activated and deactivated by rotating the guide section (18) relative to the guide section counterpart (20) about the axis of rotation (28) and which, in the activated state, fixes the guide section (18) axially to the axis of rotation (28) relative to the guide section counterpart (20); - a snap-action device (50) which has corresponding snap-action components (52, 54) on the functional component (12) and on the filter housing (16) and which can be activated by rotating the guide section (18) about the axis of rotation (28) relative to the guide section counterpart (20) and which, in the activated state, fixes the guide section (18) circumferentially with respect to the axis of rotation (28) relative to the guide section counterpart (20), wherein the holding device (40) and the snap-action device (50) are activated or deactivated in the same rotational positions of the guide section (18) relative to the guide section counterpart (20), wherein the functional component (12) is a sensor, characterized in that the holding device (40) has at least one holding wing (42) extending radially and partially circumferentially with respect to the axis of rotation (28) and at least one holding hook (44, 46),which, in the activated state of the holding device (40), engages the holding wing (42) and fixes it axially to the axis of rotation (28), wherein the holding wing (42) can be rotated in and out of the holding area of ​​the holding hook (44, 46) by rotating the guide section (18) relative to the guide section counterpart (20), wherein the holding wing (42) is arranged on the functional component (12) and the holding hook (44, 46) is arranged on the filter housing (16).

Provided is a rotary joint of an oil supply nozzle capable of preventing leakage of lubricating oil from an end portion and infiltration of rainwater from the end portion. This rotary joint is provided with: a cylindrical body (2); a hollow filler nozzle-side bush (1) fitted to a filler nozzle-side end (2A) of the body (2); and a hollow filler hose-side bush (3) fitted to a filler hose-side end (2B) of the body (2). A rotating body (7) that permits relative rotation between the main body (2) and the oil supply nozzle-side bush (1) and relative rotation between the main body (2) and the oil supply hose-side bush (3); and rotating body accommodating sections (4, 5) that accommodate the rotating body and lubricating oil. A dust seal (9) is provided on the fitting surface of the main body (2) and the filler nozzle-side bush (1) in a region from the location of the rotating body housing section (4) toward the filler nozzle-side end (2A) of the main body (2), and on the fitting surface of the main body (2) and the filler hose-side bush (3) in a region from the location of the rotating body housing section (5) toward the filler hose-side end (2B) of the main body (2).

This invention provides a grease atomization device for a grease gun that can smoothly and uniformly spray grease from the grease gun. [Solution] Used to spray atomized grease onto the outer surface of large machine parts, the gun body 10 is provided with a grease outlet pipe 12 and an atomizing nozzle 2 located at its front end. The end of the gun body is connected to a pressure source. A flow divider switch 3 is also provided, which is located on the gun body and is used to divide the pressure source into two. Some of the air pressure flows into the gun body and pressurizes the piston chamber 13 to eject the grease, while the other portion of the air pressure flows into the atomizing nozzle via the hose 32, accelerating the airflow due to a structure in which the hole diameter gradually decreases. By pressurizing the piston chamber and atomizing the grease with airflow, grease can be smoothly and uniformly sprayed from the grease gun 1.

An engine includes pistons, cylinders, at least one fuel injector, spark plugs, and piston cooling jets. The engine includes an Electronic Control Unit configured to receive an engine oil temperature, current coolant temperature, current spark value, calibrated spark value, current engine speed, and current engine torque. The Electronic Control Unit is configured to determine a non-firing piston temperature, coolant temperature and combustion phase modifier, and firing piston temperature. The Electronic Control Unit outputs a predicted piston temperature. A method includes housing pistons in cylinders, supplying air, injecting fuel, combusting an air-fuel mixture, spraying engine oil, and receiving an engine oil temperature, current coolant temperature, current spark value, calibrated spark value, current engine speed, and current engine torque. The method includes determining a non-firing piston temperature, coolant temperature modifier, combustion phase modifier, firing piston temperature, outputting a predicted piston temperature, and coordinating operations of the fuel injectors and spark plugs.

A piston 3 comprises a piston head 5, a piston sleeve 6, and an oil flow path 23. The piston sleeve 6 is provided on an underside opposite the piston head 6, and a pin hole 22 is formed along an extension direction that intersects an upward and downward direction in the piston sleeve 6. The oil flow path 23 extends through the piston head 5 and the piston sleeve 6 and has an opening section 31 that is open towards the underside of the piston sleeve 6. A dimension of the opening section 31 along the extension direction of the pin hole 22 is larger than a dimension of the opening section 31 along a width direction that intersects both the upward and downward direction and the extension direction of the pin hole 22.