64results about "Engine flow" patented technology

A lubrication system is disclosed for a bearing assembly, the bearing assembly having at least one bearing. The lubrication system may comprise a pump circuit, an injection circuit, an extraction circuit and at least one three-way valve. The pump circuit may comprise at least a pump. The injection circuit may provide lubricant to the bearing during an injection mode of operation. The extraction circuit may extract lubricant from the bearing during an extraction mode of operation. A flow combination topology of the first three-way valve may allow operation of the lubrication system in the injection mode or in the extraction mode or in both modes simultaneously.

A lubrication system is disclosed for a bearing assembly, the bearing assembly having at least one bearing. The lubrication system may comprise a pump circuit, an injection circuit, an extraction circuit and at least one three-way valve. The pump circuit may comprise at least a pump. The injection circuit may provide lubricant to the bearing during an injection mode of operation. The extraction circuit may extract lubricant from the bearing during an extraction mode of operation. A flow combination topology of the first three-way valve may allow operation of the lubrication system in the injection mode or in the extraction mode or in both modes simultaneously.

The invention provides a heavy type gearbox oil flow test lubrication testing system. The heavy type gearbox oil flow test lubrication testing system is characterized by comprising an oil drip pan andan oil tank; a support for containing a test sample is arranged above the oil drip pan; the oil drip pan is provided with an oil outflow passageway and communicates with the oil tank; the system further comprises an oil outflow pipeline, the input end of the oil outflow pipeline communicates with the oil tank, and the output end of the oil outflow pipeline is located over the position where the test sample is put; and a gear pump, a heater, a heat exchanger, proportional valves, pressure sensors, a temperature sensor and a flow sensor are arranged on the oil outflow pipeline. The system aimsat the defects in the prior art, and the heavy type gearbox oil flow test lubrication testing system is provided to provide the strong data support for development, design and shaping of new products.

A method of executing a lubrication plan for lubricating a plurality of machines with grease is provided. Each machine includes one or more lubrication points where grease is delivered. The method defines a set of instructions for the lubrication plan, including at least a series of prescribed grease volumes to be delivered at a corresponding series of lubrication points; generating an image of each lubrication point in the series, including a visual indication of the location of that lubrication point on the machine; storing the set of instructions and each generated image in a system including a grease meter and a display device; displaying a generated image of a lubrication point on the display device, including the prescribed grease volume be delivered there; delivering grease at that lubrication point via the grease meter, displaying a generated image of a further lubrication point, including the prescribed grease volume be delivered there.

The invention discloses a threshold self-learning oil filter pipeline leakage detection and protection device and method. A first flow meter, a second flow meter, a first electric valve and a second electric valve are arranged on an inlet pipeline and an outlet pipeline of an oil filter; the first electric valve and the second electric valve are used for collecting the flow in the inlet pipeline and the outlet pipeline, the controller is used for comparing the flow with corresponding reference flow data to judge whether pipeline leakage exists or not, and if the pipeline leakage exists, the controller immediately gives an alarm, the oil filter is shut down, and the inlet electric valve and the outlet electric valve are closed at the same time. When leakage occurs, inlet and outlet electric valves of an oil filter and oil using equipment can be rapidly closed, the leakage amount of lubricating oil is reduced to the maximum extent, automatic protection control over leakage in the lubricating oil filtering process is achieved, manual closing is not needed, the safety of oil treatment work is improved, and the working intensity of field operators is reduced. The device can effectively prevent oil leakage, realizes unattended operation in the oil treatment process, and saves manpower.

The invention discloses a method for improving the use reliability of a lubricating system for a 5M rolling mill stand roll. The method for improving the use reliability of the lubricating system for the 5M rolling mill stand roll is characterized in that a pipeline of the lubricating system for the rolling mill stand roll is transformed, the design that one main pipe of the original pipeline is divided into four branch pipes to lubricate four stand roll user points separately, finally, the four branch pipes are gathered to the main pipe and return to an oil tank, and only the main pipe is provided with a pressure monitor is changed into the design that the four stand roll user points are provided with an independent loop for lubrication separately, the loops do not influence one another, each loop is independently provided with a flow meter and a pressure sensor, and real-time monitoring for lubrication pressure and flow of the four stand roll user points is realized. According to the invention, poor lubrication and uneven lubrication of a stand roll bearing are effectively avoided, and the service life of the stand roll is prolonged.

The invention relates to a generator lubricating oil system based on a pneumatic pump and electric pumps and a safety protection method. The system comprises a generator lubricating oil tank, the electric lubricating oil pumps, the pneumatic lubricating oil pump, a distribution box and a control box; the input ends of the two electric lubricating oil pump and the pneumatic lubricating oil pump are connected with the generator lubricating oil tank, and the output ends of the two electric lubricating oil pump and the pneumatic lubricating oil pump are connected with a generator, and lubricating oil is provided for bearings at the front end and the rear end of the generator; and the two electric lubricating oil pumps and one pneumatic lubricating oil pump are used as backups for each other, so that the long-term reliable operation of the generator lubricating oil system is ensured. The generator lubricating oil system adopts a pneumatic mode and an electric mode to realize the supply of the lubricating oil of the generator; the two electric pumps and the pneumatic pump are used as backups for each other, so that long-term reliable operation of the lubricating oil system can be guaranteed; and the problem that the generator cannot be safely shut down or started due to interruption of peripheral power supply and the problem that the generator is forced to shut down due to interruption of peripheral power supply can be avoided.

The invention belongs to the technical field of oil fluid lubricating equipment, and particularly relates to a multipoint automatic grease lubricating micro-control system for an automotive chassis. The multipoint automatic grease lubricating micro-control system comprises a lubricating oil cylinder and a mounting base used for fixing and mounting the lubricating oil cylinder. The mounting base comprises a threaded sleeve tube placed at the upper end of the mounting base, and the lubricating oil cylinder is connected with the threaded sleeve tube. A groove is formed in the bottom face of the mounting base, and an oil guide inserting pin and an air inlet inserting pin are arranged in the groove. The oil guide inserting pin and the air inlet inserting pin are fixedly connected, and openingscorresponding to the upper ends of the oil guide inserting pin and the air inlet inserting pin are formed in the top face of the groove. The oil guide inserting pin is connected with the input end ofan lubricating oil pump fixedly mounted on the lower side of the mounting base, the air inlet inserting pin is connected with an air inlet cap arranged on the outer side of the groove, and the oil guide inserting pin is further connected with a rotating rotary knob through a transmission mechanism. The output end of the lubricating oil pump is connected with an oil supply pipeline. The multipointautomatic grease lubricating micro-control system can reduce the occupied space of equipment, cleaning and maintenance of the equipment are facilitated, and meanwhile oil leakage accidents occurring when the lubricating oil cylinder is replaced can be avoided.

The invention discloses a method for detecting the lubricating performance of an oil film running at a constant linear velocity on a static pressure turntable, comprising the following steps: analyzing the characteristics of the constant linear velocity operation of the static pressure turntable; according to the periodic distribution characteristics of the oil pad of the static pressure turntable, taking a single rectangular oil chamber for analysis, Divide the rectangular oil chamber into A area and B area, set the direction of the constant linear velocity of the static pressure turntable and set the coordinate system according to the basic parameters of the oil pad; calculate and analyze the rectangular oil according to the direction of the constant linear velocity of the static pressure turntable and the basic parameters of the oil pad lubricating oil flow rate in area A and B of the cavity; calculate and analyze the lubricating oil flow rate in area A and B of the rectangular oil chamber according to the constant linear velocity direction of the static pressure turntable and the basic parameters of the oil pad; The steady-state flow reference value is compared, and if it is lower than the reference value, it will be replaced in time. The invention has important significance for effectively predicting the oil film lubrication performance of the static pressure turntable running at constant linear speed and improving the surface quality of the processed workpiece on the static pressure turntable.

The invention discloses a lubricating system of road surface acceleration loading equipment. The lubricating system comprises a control system and an oil supply system. The oil supply system provides lubricating oil for the acceleration loading equipment through a main oil supply pipeline, and a liquid nitrogen cooling system, an air conditioner heat recovery heating system and a lubricating parameter compensation system are arranged between the oil supply system and the acceleration loading equipment. The liquid nitrogen cooling system and the air conditioner heat recovery heating system conduct temperature regulation and control on the lubricating oil of the main oil supply pipeline, the lubricating parameter compensation system conducts secondary compensation on temperatures and flow parameters of the oil supply system, and the liquid nitrogen cooling system, the air conditioner heat recovery heating system and the lubricating parameter compensation system are electrically connected with the control system. According to the lubricating system, the lubricating oil can be kept at the optimal lubricating oil temperature under the extreme environment temperature condition of a wide temperature range and a large gradient temperature field, so that the acceleration loading equipment can be well lubricated under the simulated extreme environment condition, a guide wheel is prevented from being stuck, the service life of the guide wheel and a rail is prolonged, and the lubricating system is applicable to the technical field of equipment lubrication.

An intelligent lubricating system for a heavy-duty bearing of a wind power generating set belongs to the technical field of wind turbines. Installed on the base of the engine room, it includes a trigger device and an oil suction and injection pipeline connected to the main bearing. The trigger device includes an action connecting rod and a trigger block. The trigger block is arranged on the outer periphery of the main shaft. One end of the action link is a free end for It is triggered by contact with the trigger block, and the other end is connected to the oil injector. The oil suction and oil injection pipeline includes an oil suction pump, an oil suction filter, a grease storage tank, an oil injector and an oil injection filter connected in sequence. The oil suction pump is connected to the main bearing on the main shaft Oil outlet, the oil outlet pipe of the oil injection filter is connected to the oil injection port of the main bearing to form a lubricating oil circulation; through the rotation of the main shaft, the action connecting rod contacts the trigger block, driving the action connecting rod to reciprocate, and the oil suction pump sucks the lubricating oil flowing out of the main bearing , After being filtered by the oil suction filter, it is stored in the grease storage tank, and then filtered by the oil injector and the oil injection filter, and then returned to the oil injection port of the main bearing for supplementary lubrication. The invention can realize the circulation lubrication of the bearing and improve the service life of the main bearing.

The invention discloses a simple testing device for an electric control oil injector. The simple testing device comprises a hydraulic oil tank, a hydraulic oil supply valve, a hydraulic pump, a pressure accumulation block assembly, a pulse signal generator, a lubricating oil gravity oil tank, a lubricating oil supply valve, a lubricating oil filter, an oil discharge valve and measuring cylinders, wherein the hydraulic oil tank, the hydraulic oil supply valve, the hydraulic pump and the pressure accumulation block assembly sequentially communicate through a hydraulic oil supply pipeline and supply hydraulic oil for testing to the oil injector, and the lubricating oil gravity oil tank, the lubricating oil supply valve and the lubricating oil filter sequentially communicate to the oil injector through a lubricating oil pipeline to supply lubricating oil for operation; and a first oil return pipeline is arranged between the oil injector and the hydraulic oil tank, a second oil return pipeline is arranged between the pressure accumulation block assembly and the hydraulic oil tank, and the pulse signal generator is in telecommunication connection with the electric control end of the oil injector. The device is simple in structure, the system pressure is stable and adjustable, an electric motor is not needed, pressure control and all testing work of the hydraulic system can be achieved only through manual operation, and operation is easy and convenient.