116results about "Lubricating system" patented technology

A transfer case includes a mainshaft, an oil distribution device, and a lubricating pump, with the lubricating pump having a pumpshaft offset from the axis of the mainshaft. The transfer case includes a rear housing in which the lubricating pump housing is disposed in radially offset location, where lubricating oil is drawn via suction to the pump housing from a sump at the bottom of the transfer case. The pump pressurizes the oil and delivers the oil via passageways extending between the radially offset pump and the oil distribution device, which surrounds the mainshaft. The passageways may be provided in a manifold block that is fixed to the housing. The manifold block may provide an anti-rotation feature to the oil distribution device, such that drag on the oil distribution device caused by rotation of the mainshaft is counteracted.

The present application provides an oil-cooled powertrain and an electric vehicle. The oil-cooled powertrain includes a reducer, a motor, and an oil pipe. The reducer includes a reducer input shaft, and the motor includes a motor shaft. The reducer input shaft is fixedly connected to the motor shaft, and the motor shaft is used to transmit power to the reducer input shaft. The reducer input shaft includes a reducer shaft cavity, and the reducer shaft cavity is used to accommodate the oil pipe and a part of the motor shaft. The oil pipe is relatively fixed to the reducer input shaft. The motor shaft includes a motor shaft cavity, and the oil pipe is used to convey cooling oil to the motor shaft cavity. Along the axial direction of the motor, the reducer shaft cavity penetrates through the reducer input shaft, and the motor shaft cavity penetrates through the motor shaft. The oil pipe and the motor shaft are arranged along the axial direction of the motor, and the oil pipe is communicated with the motor shaft cavity. By arranging the oil pipe in the reducer shaft cavity in the present application, the cooling oil is conveyed from the reducer to the motor, expanding the coverage range of the cooling oil in the oil-cooled powertrain, which is beneficial to improving the cooling efficiency.

A hydraulic system of a work vehicle includes a recirculation valve which may be closed during a warm-up mode of operation so that conditioning hydraulic fluid from a conditioning hydraulic fluid pump flows through a high pressure relief valve to a conditioning hydraulic fluid reservoir and recirculates from the conditioning hydraulic fluid reservoir back to the conditioning hydraulic fluid pump. Subsequent to the warm-up mode of operation, the recirculation valve may be opened so that conditioning hydraulic fluid from the conditioning hydraulic fluid pump flows through a low pressure relief valve to a main hydraulic fluid reservoir.

A military vehicle including a chassis, a cab mounted to the chassis and defining a rear wall, an engine mounted to the chassis, a transfer case coupled to the engine and including a driven output providing mechanical power to the military vehicle and a generator output, and an electric machine positioned rearward of the rear wall of the cab and coupled to the generator output of the transfer case and generating electrical power.

A hydraulic system of a work vehicle includes a recirculation valve that may be closed during a warm-up mode of operation so that conditioning hydraulic fluid flows from a conditioning hydraulic fluid pump through a high-pressure drain valve to a conditioning hydraulic fluid reservoir and is recirculated from the conditioning hydraulic fluid reservoir back to the conditioning hydraulic pump. Following the warm-up mode of operation, the recirculation valve may be opened so that conditioning hydraulic fluid flows from the conditioning hydraulic fluid pump through a low-pressure drain valve to a main hydraulic fluid reservoir.

The invention relates to a lubricating and / or cooling system for use in a motor vehicle, comprising a first oil container (1) having oil and a pump assembly (2) for conveying oil from the first oil container (1), a first separating device (3) being arranged in the first oil container (1), characterized in that the pump assembly (2) comprises a second separating device (4) for separating oil from the first oil container (1). The first separating device (3) is arranged in the first oil reservoir (1) at an angle to the flow direction (X) of the oil, i.e. In an inclined direction to the oil suction point (4) of the pump assembly (2), at an angle of inclination (alpha) with respect to the flow direction (X) of the oil.

The utility model relates to the field of transport vehicles, in particular to a dumper. A frame and a cargo compartment of the dumper are connected through a hinge device, the hinge device comprises an overturning seat arranged on the frame and an overturning support arranged on the cargo compartment and corresponding to the overturning seat, the overturning seat is provided with a shaft sleeve, the shaft sleeve is provided with a first oil injection hole, and the first oil injection hole is provided with a second oil injection hole. Lubricating oil can be injected into the shaft sleeve through the first oil injection hole, the overturning base is connected with the overturning support through a pin shaft, and the pin shaft penetrates through the interior of the shaft sleeve. The turnover seat of the connecting device between the frame and the cargo compartment of the dumper is provided with the first oil injection hole, and lubricating oil can be injected into the shaft sleeve of the turnover seat through the first oil injection hole, so that the friction between the pin shaft and the shaft sleeve is reduced, and the part loss of a hinge device is reduced.

A cooling and lubrication system for a hybrid powertrain is disclosed. The cooling and lubrication system comprises a water cooling module and an oil cooling module. The water cooling module comprises a water inlet nozzle (1), a first water passage (2), a second water passage (3), an oil cooler (4) and a water outlet nozzle (5) connected in sequence. The first water passage (2) is arranged on a housing of the drive motor, and the second water passage (3) is arranged on a housing of the reducer. The oil cooling module comprises an oil pump (6), a first oil delivery passage, a second oil delivery passage, a third oil delivery passage, a first oil return passage and a second oil return passage. An oil inlet of the oil pump (6) is communicated with a bottom of the housing of the reducer, and an oil outlet of the oil pump (6) is communicated with the oil cooler (4). The lubricating oil in the oil cooler (4) is delivered into the housing of the reducer, the housing of the drive motor and the housing of the range extender respectively via the first oil delivery passage, the second oil delivery passage and the third oil delivery passage. The first oil return passage is arranged at the bottom of the housing of the drive motor, and the second oil return passage is arranged at the bottom of the housing of the range extender. The cooling and lubrication system uses an integrated cooling and lubrication means, which makes the structure of the hybrid powertrain more compact and the cooling and lubrication efficiency higher.

An oil temperature raising system and method for an environmentally friendly vehicle, the system comprising an oil temperature detector and a controller, the oil temperature detector being configured to detect the temperature of oil flowing to a motor and a transmission through an electric oil pump, the controller being configured to receive a detection signal of the oil temperature detector and to apply a current for raising the temperature to the motor when the oil temperature is less than a predetermined reference temperature. The temperature of the motor is raised by the current applied to the motor, so that the oil temperature is raised by the heat of the motor.

The invention provides a wiper motor control device of a windscreen wiper, and relates to the technical field of wiper motors, the wiper motor control device comprises a motor shell, a driving mechanism is arranged in the motor shell, and the driving mechanism comprises a second rotating shaft, a first rotating shaft rotationally connected to the inner wall of the motor shell and a sealing shell fixedly connected to the outer surface of the motor shell; the outer surface of the second rotating shaft is fixedly connected with a bearing, the bearing is fixedly connected to the inner wall of the motor shell, and the outer surface of the first rotating shaft is slidably connected with a connecting ring. According to the wiper motor control device of the windscreen wiper, lubricating oil can be sprayed to a bearing, a V-shaped scraping piece is made to be tightly attached to the surface of the bearing, dust and other chippings on the surface of the bearing are swept, the bearing is well maintained, dry abrasion of the bearing caused by lack of lubricating oil is avoided, the part, exposed out of a motor shell, of the bearing is also avoided, and the service life of the bearing is prolonged. And rotation of the second rotating shaft is limited due to blockage of dust and other chippings.

The utility model relates to the technical field of automobile hubs, in particular to a high-corrosion-resistance automobile hub unit which comprises an outer ring, an inner ring is installed in the outer ring in a pressed mode, a flange plate is fixedly installed at the end, away from the inner ring, of the outer ring, a plurality of steel balls are movably installed in the outer ring, and a retainer is fixedly installed on the outer sides of the steel balls. An upper sealing piece is installed in the inner gap of the end, close to the inner ring, of the outer ring, a lower sealing piece is installed in the inner gap of the end, close to the flange plate, of the outer ring, and a magnetic reverse gland is fixedly installed on one side of the upper sealing piece. The special lubricating grease is coated between the magnetic back pressure cover and the upper sealing piece, so that the sealing effect of the hub is improved, the coating protection effect on the hub is achieved, meanwhile, the friction resistance between the magnetic back pressure cover and the upper sealing piece is reduced, the corrosion resistance of the hub is improved, and the service life of the hub is prolonged.

The utility model relates to a drive axle, a chassis and a vehicle. The drive axle comprises a first electric assembly, a second electric assembly and an oil pump. The oil pump is provided with a high-pressure cavity, a low-pressure cavity, an oil pump oil supply port and an oil pump oil return port, and cooling oil flowing into the low-pressure cavity from the oil pump oil return port can enter the high-pressure cavity after being pressurized by the oil pump and flows out through the oil pump oil supply port; an oil return port of the first electric assembly and an oil return port of the second electric assembly are respectively communicated to an oil return port of the oil pump, and an oil inlet of the first electric assembly and an oil inlet of the second electric assembly are respectively communicated to an oil supply port of the oil pump. According to the whole drive axle, the two electric assemblies are cooled and lubricated through one cooling and lubricating assembly, the number of parts is smaller, the structure is more compact, and the cost is lower.

A hydraulic system of a work vehicle includes a recirculation valve which may be closed during a warm-up mode of operation so that conditioning hydraulic fluid from a conditioning hydraulic fluid pump flows through a high pressure relief valve to a conditioning hydraulic fluid reservoir and recirculates from the conditioning hydraulic fluid reservoir back to the conditioning hydraulic fluid pump. Subsequent to the warm-up mode of operation, the recirculation valve may be opened so that conditioning hydraulic fluid from the conditioning hydraulic fluid pump flows through a low pressure relief valve to a main hydraulic fluid reservoir.

The utility model relates to the technical field of trolley tires, and discloses an assembly type trolley tire which comprises a hub and two supports, the hub is sleeved with a trolley pushing tire, the inner side wall of the hub is fixedly connected with a plurality of reinforcing blocks, the close sides of the reinforcing blocks are fixedly connected with connecting cylinders, and the connecting cylinders are fixedly connected with the two supports. A rotating shaft is rotatably connected to the inner wall of the connecting cylinder, limiting rings are fixedly connected to the front end and the rear end of the rotating shaft, a plurality of balls are movably connected to the middle of the rotating shaft, circular rings are fixedly connected to the front end and the rear end of the top of the rotating shaft, and threaded cylinders are fixedly connected to the inner walls of the circular rings. According to the utility model, the connecting cylinder is in contact with the balls after rotation, so that the balls can transfer lubricating oil to the connecting cylinder, thereby reducing the abrasion of the connecting cylinder during rotation, avoiding the need of frequently smearing the lubricating oil on the connecting cylinder, reducing the operation steps and improving the working efficiency.

The invention relates to an automobile turnover display screen assembly, and belongs to the technical field of automobile turnover display screens, the automobile turnover display screen assembly comprises a machine base and a display screen body rotatably mounted on the machine base, and an adjusting mechanism for turning over the display screen body is arranged in the machine base; a piston structure used in cooperation with the adjusting mechanism is arranged in the machine base. The piston structure comprises a cylinder fixedly arranged in the machine base, a cavity is formed in the cylinder, a partition plate is fixed in the cylinder, and the cavity is divided into a first cavity and a second cavity through the partition plate. According to the automobile turnover display screen assembly, the lubrication action and the screen turnover action are linked, the screen is automatically lubricated once every time the screen is turned over, the timeliness and the regularity of lubrication are ensured, the defect of lack of lubrication is thoroughly overcome, meanwhile, the supply amount of lubricating oil is directly related to the turnover frequency and the turnover stroke of the screen, and the more frequent the use is, the more frequent the lubrication is. And the pollution caused by waste of the lubricating oil or excessive lubricating oil is avoided.

The utility model relates to a centralized lubrication maintenance-free saddle for a tractor. The centralized lubrication maintenance-free saddle comprises a saddle body, a mounting plate is detachably arranged at the upper part of the saddle body, an integrated oil duct is arranged at the lower part of the saddle body, an oil inlet of the integrated oil duct is formed in one side of the saddle body, and the oil inlet of the integrated oil duct is respectively connected with a left support pin, a right support pin and a traction hook pin of the saddle body; according to the utility model, only the mounting plate is replaced without replacing the saddle assembly, so that the maintenance cost is reduced; and convenience and safety of lubricating grease filling are improved through centralized lubrication.

The present invention discloses an oil-lubricated front wheel bearing device for a mining dump truck, comprising: an end cover, a sealing ring, a viewing window and a magnetic plug; the inner side of the end cover is open, threaded holes are respectively provided on the end face and the side face, the viewing window is connected to the threaded hole on the end face, and the magnetic plug is connected to the threaded hole on the side face; a connecting ring edge is provided on the outer edge of the end cover, a connecting through hole is provided on the connecting ring edge, and the sealing ring is arranged on the inner side face of the connecting ring edge. The present invention also discloses a front axle assembly provided with the oil-lubricated front wheel bearing device for a mining dump truck. The present invention can improve the durability of the front wheel bearing and reduce the operation complexity during the process of replacing and maintaining the lubricating medium.

This application discloses a powertrain, a control apparatus, a motor control unit, and an electric vehicle. The powertrain includes a drive motor and a transmission device. The transmission device disconnects a transmission connection between the drive motor and a wheel based on a result of a comparison between a temperature or a viscosity of a lube oil and a preset parameter value, and a rotational speed of the drive motor varies with the result of the comparison between the temperature or the viscosity of the lube oil and the preset parameter value. The drive motor stirs the lube oil through idling, to make the temperature of the lube oil rise rapidly. The control apparatus provided in this application is configured to control the motor control unit, the transmission device, and a lube oil pump motor. The powertrain, the control apparatus, the motor control unit, and the electric vehicle provided in this application can improve fluidity of the lube oil at a very low temperature, so that a lube oil pump can be started smoothly.

The invention discloses an automobile convertible lifting and locking mechanism, and relates to the technical field of automobiles, the automobile convertible lifting and locking mechanism comprises a framework, a double-strand rail is arranged in the framework, a positioning area used for fixing an automobile frame is arranged on the lower end face of the framework, and a supporting plate is arranged on the upper end face of the framework in a sliding mode; a lifting assembly used for lifting the supporting plate is arranged in the double-strand track, and a locking assembly is further arranged in the double-strand track; the driven sliding block is provided with a limiting assembly used for reversely limiting the supporting plate, the driven sliding block comprises a rocker arm shaft arranged in a rocker arm sleeve of the driven sliding block in a sleeved mode, a lubricating assembly used for lubricating the double-strand track and the lifting assembly is arranged in the driven sliding block, and the driven sliding block comprises an oil groove formed in the driven sliding block. Through the lifting assembly, self-adaptive lifting and resetting actions are conducted on the supporting plate, the supporting plate is prevented from scratching car accessories before and after the soft top is opened, through the locking assembly, the supporting plate is lifted, the locking function is automatically achieved, and the stability of the in-place opening and closing state is kept.

The invention relates to a lubricant supply system for a motor vehicle and a pump for such a lubricant supply system. The lubricant supply system (44) comprises a dry sump (46), an oil tank (48), and a pump (2) for pumping oil (50) from the dry sump (46) into the oil tank (48) and for conveying the oil (50) out of the oil tank (48). The pump (2) comprises a housing (4), a drive shaft (14) extending in an axial direction (10), and at least three pump units (26, 28) arranged together on the drive shaft (14) in a row in the axial direction (10). The three pump units (26, 28) are each designed as a cycloidal rotor. This achieves a simple, compact, and inexpensive design.

A lubricant delivery system 202 is suitable for an electric drive unit (20, 30, Fig. 2) and comprises a pump 230 configured to deliver lubricant at a predetermined supply pressure P0 and a conduit arr

The present application relates to the technical field of drive-by-wire hydraulic steering system, and particularly relates to a drive-by-wire lubricating system realized by a full hydraulic steering mechanism, comprising a steering oil cylinder one and a steering oil cylinder two, the oil outlet ends of the oil pressure control valve one and the oil pressure control valve two are provided with lubricating systems, and the oil outlet end of the lubricating pump is connected with a lubricating distributor. In the process of switching the steering (i.e. the process of switching the large cavity and the small cavity, the pressure impact exists), the steering oil cylinder impacts the steering system, or the wheels bear the road impact on the bumpy road, the present application realizes that when the pressure of the steering hydraulic system exceeds the set pressure value of the oil pressure control valve (the oil pressure control valve one or the oil pressure control valve two), the pressure oil at the moment can make the oil pressure control valve open, and the pressure oil drives the lubricating pump, so as to realize that the lubricating system drives the lubrication of each lubricating point. Therefore, the instantaneous impact force generated during steering and the impact from the wheel side are used as the power source of the system to finally realize the lubrication of the lubricating points.

The present invention discloses a drum rear axle assembly for a new energy bus, which includes a rear axle housing, a main reducer with a differential assembly, a brake drum, a drum brake assembly, a brake camshaft, a brake clearance adjusting arm, a brake chamber, a wheel hub bearing unit and a half shaft; by designing the wheel hub bearing unit as a pre-assembled part, after tightening the inner ring of the bearing according to the set torque value during the assembly of the rear axle assembly, the bearing clearance can be ensured to be at the optimal value, and within this optimal clearance, the bearing can be ensured to be within the design life; moreover, by filling extreme pressure high-temperature resistant grease in the bearing space at one time during pre-assembly, there is no need to replace the lubricating oil or grease during the use process; thus, it is realized that the bearings do not need to be maintained and replaced during the service life of the whole vehicle, the wheel side structure is maintenance-free, the maintenance cost is saved, and the attendance rate of the whole vehicle is increased.

To provide an automotive system for supplying a lubricant to different components of an automobile.SOLUTION: This system comprises a reservoir, three channels (5, 6, 7) of a lubricant and two channels (8, 9) of a coolant passing through the reservoir, and the reservoir is provided with at least one channel through which the corresponding channels (5, 6, 7, 8, 9) pass. The present invention further relates to an automobile (100) having such a system.SELECTED DRAWING: Figure 1

A vehicle is provided. The vehicle includes a driving unit that houses a component to be lubricated in a housing; an electric oil pump that draws oil in the housing and supplies the oil to the component to be lubricated; and a control device that controls an operation of the electric oil pump. The control device is configured to execute a pre-lubrication process that causes the electric oil pump to operate in a state where the vehicle is stopped when a predetermined condition is satisfied, and a reporting process that outputs predetermined notification information to at least one of a user interface of the vehicle and an information terminal possessed by an occupant when the pre-lubrication process is executed.

The utility model relates to a power split stepless speed change tractor which comprises a power driving system, the power driving system comprises an engine, a torsion damper, a generator, a hybrid power box and a driving motor which are connected in sequence, and the engine is connected with a PTO shaft. The PTO shaft sequentially penetrates through a generator shaft of the generator, the hybrid power box and a driving motor shaft of the driving motor, a rear axle input shaft is arranged between the driving motor shaft and the PTO shaft, and a double-planetary gear set is arranged in the hybrid power box. And the motor controller is connected with the generator and the driving motor, and is connected with the energy storage device through a high-voltage junction box. The tractor can work in multiple modes and is located in a working area with good economical efficiency in real time. The electric stepless speed change and the increase of the torque of the wheel end are realized, so that the power requirement of the tractor for operation under different working conditions is met, and the operation intensity is reduced; secondary recovery of energy is achieved, and fuel economy is improved.

The automobile five-connecting-rod non-independent suspension structure comprises a first lower connecting rod and a wheel, a bearing assembly is assembled on the inner side of the wheel, the first lower connecting rod and a second lower connecting rod are installed at the bottom of the bearing assembly in a butt joint mode, and first connecting sleeve pieces are fixedly installed at the ends of the first lower connecting rod and the second lower connecting rod; a second oil inlet cap is installed on the top of the first connecting sleeve in a butt joint mode, a two-stage damping assembly is assembled on the top of the first lower connecting rod and the top of the second lower connecting rod, and a detection assembly is jointly assembled on the bottom of the first lower connecting rod and the bottom of the second lower connecting rod. The node type lubricating assembly is additionally arranged on the suspension, fresh lubricating grease / oil liquid is injected regularly or in real time, a protective oil film is formed, the friction coefficient is reduced, and it is guaranteed that the suspension moves more smoothly; through the detection assembly, the suspension structure can measure the space angle change of the suspension connecting rod structure in real time, and the geometric state of the suspension can be judged.

This invention discloses a leaf spring mounting structure for a vehicle suspension and an automobile, relating to the field of automotive suspension technology. It includes: a leaf spring bracket with an oil injection hole at its bottom; a leaf spring pin passing through the leaf spring bracket, with a first oil delivery unit inside the leaf spring pin communicating with a clearance space; a limiting locking part passing through the leaf spring bracket and engaging with the leaf spring pin, the limiting locking part having a second oil delivery unit, the two ends of the first oil delivery unit communicating with the oil injection hole and the second oil delivery unit respectively; and a grease nipple located at the bottom of the leaf spring bracket, connecting to the oil injection hole. In this application, the grease nipple is located at the bottom of the leaf spring bracket, and oil delivery units are provided on both the leaf spring pin and the limiting locking part. The limiting locking part in this application not only engages with the leaf spring pin to prevent loosening, but also provides a channel for grease delivery, ensuring sufficient lubrication between the leaf spring pin and the leaf spring bushing, thus extending the service life of the leaf spring bracket, leaf spring pin, and leaf spring bushing.

The utility model discloses a large turn angle waterproof type drive axle relates to drive axle field, including drive axle housing, drive axle housing both sides are provided with shaft sleeve, and the opposite end of two shaft sleeve is communicated with drive axle housing inside, and the bottom end of two shaft sleeve both is fixed with connecting seat, and the bottom end of two connecting seat both is connected with the fixed block, the fixed block is connected with the drive axle housing. During actual operation, the baffles can shield the bottom ends of the shaft sleeves, stones or sewage splashed on the road surface can be blocked in the running process of an automobile, damage of the stones and the sewage to the drive axle is avoided, the driving axle is protected from being damaged, the service life of the driving axle is prolonged, and the service life of the driving axle is prolonged. Meanwhile, in the running process of the automobile, wind power can pass through the upper surface and the lower surface of the baffle, the effect of cutting the wind power is achieved, and resistance can be reduced.