510results about "Lubricating pumps" patented technology

Systems and methods which provide control of lubricant delivery with respect to chainsaws using a lubricant flow shutoff valve controlled in correspondence to an operational state of the chainsaw. A chainsaw lubricant delivery control system includes a lubricant flow shutoff valve and a chainsaw operation-based valve controller operable cooperatively to provide control of lubricant delivery to the cutting chain and guide bar assembly of a chainsaw. The chainsaw operation-based valve controller is coupled to an operationally active element of the chainsaw wherein the chainsaw operation-based valve controller may control the lubricant flow shutoff valve between an open position and a closed position responsive to detecting a particular state of the operationally active element corresponding to an operational state of the chainsaw.

One aspect of the present disclosure relates to a battery-powered automatic grease gun, which includes: a driving unit including a motor and a gear, configured to provide piston motion to a piston (P); a distribution unit extending from the driving unit and receiving the piston motion, into which the piston is inserted; a grease container assembly coupled to the distribution unit and configured to store grease; and a spray nozzle and a grease nipple, which are a plurality of discharge ports connected to the distribution unit.

A simple structure electric oil pump with an one-way air valve is provided, which includes a control box and an electromagnetic exhaust valve. The control box is provided with a connecting pipe and a control board. One end of the connecting pipe is connected to an oil extraction pipe, and the other end is connected to an oil outlet pipe. The control box is equipped with an intake port and an intake duct. The electromagnetic exhaust valve is equipped with an exhaust tube and an intake tube. The exhaust tube is installed inside the intake port. When the stop button is pressed, the electromagnetic force disappears, and the exhaust tube and the intake tube are in a ventilated status, allowing the connecting pipe to be connected to the outside for exhaust, and external air is discharged into the connecting pipe to destroy the siphon effect of the pipeline.

The utility model discloses a positive displacement gear lubricating pump which has the advantages of being simple in structure and capable of effectively reducing installation and machining requirements. The device comprises a driving motor, a pump seat, a mounting seat, an oil tank, a gear pump, an oil suction pipe and an oil outlet pipe, the pump seat is mounted above the oil tank and seals the oil tank, the mounting seat is mounted on the pump seat, the driving motor and the gear pump are mounted above and below the mounting seat respectively, and the driving motor is connected with the gear pump and drives the gear pump to operate. The gear pump is arranged in the oil tank, the first end of the oil suction pipe is communicated with an oil inlet of the gear pump, the second end of the oil suction pipe extends to the bottom of an inner cavity of the oil tank, and the first end of the oil outlet pipe is communicated with an oil outlet of the gear pump.

The utility model relates to the technical field of lubricating systems, and discloses a vane pump for lubrication, which comprises a shell, one side of the shell is provided with a step-shaped accommodating cavity, two sides of the shell are respectively provided with an oil inlet hole and an oil outlet hole which are not communicated with each other, the oil inlet hole and the oil outlet hole are respectively connected with the accommodating cavity, a stator is arranged in an inner cavity of the shell, and the stator is connected with the shell. A rotor is installed in an inner cavity of the stator, and the stator and the rotating rotor form change of the area of a containing cavity so as to complete oil suction and oil discharge actions. Through precise design and optimized layout, the vane pump disclosed by the utility model is integrally designed to be cylindrical, the internal structure is compact, and the volume is effectively reduced; compared with a traditional large vane pump, the vane pump has the advantages that the manufacturing cost is reduced, the cost performance is improved, oil leakage and pump damage are effectively prevented in a limited space through the cambered surface design between the vane and the rotor, and therefore the overall service life of the vane pump is prolonged.

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 invention proposes an all-aluminum energy-saving air compressor, which specifically relates to the technical field of air compressors and includes a cylinder head, a valve plate assembly fixedly provided at the bottom end of the cylinder head, a cylinder body fixedly provided at the bottom end of the valve plate assembly, a lubrication system provided inside the cylinder body, an oil pump portion fixedly provided at the end thereof, the lubrication system connected to the oil pump portion, the lubrication system connected to the crank-connecting rod structure, the crank-connecting rod structure slidably provided in the cylinder body; the cylinder head, valve plate assembly, cylinder body, lubrication system, oil pump portion, crank-connecting rod structure are all made of aluminum alloy material, and the inner cavity of the cylinder body is coated with a ceramic film. The all-aluminum energy-saving air compressor provided by the present invention can make the air compressor lightweight while also making the deformation consistency of the cylinder body of the air compressor. It adopts an all-aluminum cylinder body with a built-in oil pump function, has a simple structure and process, reduces fuel consumption, and achieves low pollution, energy saving and environmental protection requirements.

The invention relates to an anti-explosion electric injection pump, and belongs to the technical field of electric injection pumps, the anti-explosion electric injection pump comprises a movable base, an anti-explosion electric control box is arranged on the outer wall of the movable base, a hydraulic pump is arranged on one side of the anti-explosion electric control box, an anti-explosion motor is arranged on one side of the hydraulic pump, and an oil tank body is arranged on one side of the anti-explosion motor; a grease injection gun body connected with the hydraulic pump through a gas conveying pipe is arranged on one side of the oil tank body, an end cover tightening detection rod is arranged on the outer wall of the grease injection gun body, an oil outlet pipe is arranged at the top of the grease injection gun body, and a pressure gauge is arranged on the outer wall of the oil outlet pipe. A double-piston pressurization structure in the grease injection gun body is arranged, a piston assembly in the grease injection gun body is improved, the double-piston series connection design is adopted, high-pressure oil output by the hydraulic pump firstly pushes the first piston, then a linkage structure drives the second piston to conduct secondary pressurization, the grease injection pressure is remarkably improved, and the high-pressure grease injection working condition requirement is met; and the double pistons work cooperatively, so that the grease injection flow is more stable.

A fluid delivery device, comprising: a pod comprising a reservoir containing a fluid; an outlet to the reservoir; and, an expulsion energy source to actuate the pod such that the fluid is output from the pod through the outlet towards an application area.

The utility model relates to the technical field of gear boxes, in particular to a gear box for an automatic feeder, which comprises a box body, a rotating block is movably arranged in the box body, and a nozzle is mounted at the bottom end of the rotating block; a lubricating assembly connected with the spray head is arranged on the box body; a driving mechanism is arranged in the box body and is in transmission fit with the sliding sleeve; a linkage mechanism is arranged in the box body and is in transmission fit with the rotating block; an oil storage box is arranged in the box body and is connected with the lubricating mechanism to form a circulating mechanism; a filter assembly is arranged in the oil storage box. In the process that the driving mechanism drives the rotating block to drive the nozzle to move, the rotating block drives the nozzle to rotate by a certain angle through the linkage mechanism to lubricate the gear mechanism, so that the gear mechanism is lubricated more uniformly, and the service life of the gear mechanism is further prolonged; oil drops on the gear mechanism drop into the oil storage box, and the filter screen filters lubricating oil in the oil storage box. Meanwhile, the first pull rod is pulled, and the first pull rod enables the filter screen to convey impurities in the oil storage box into the waste box to be cleaned.

Disclosed in the present application is a strip mounting system that includes a mounting clip configured to removably receive a strip; and a mounting base configured to be connected to the mounting clip and to be removably connected by headless nails to a surface to be mounted. In a state in which the strip is mounted to the strip mounting system that has been connected to the surface to be mounted, hammered ends of the headless nails are shielded by the strip. A strip can be stably fixed and easy to be taken out or replaced by the strip mounting system, with almost no damage to the wall when the whole strip mounting system is dismounted, a large enough operating space for the hammering of the headless nails during the mounting process, and the headless nails shielded by the strip, thereby providing a good appearance.

The utility model discloses a high-explosion-proof electric hoist using an explosion-proof steel wire rope, and relates to the technical field of electric hoists. The steel wire rope cooling device comprises an electric hoist shell and a cooling mechanism, the cooling mechanism comprises an oil storage tank, a temperature sensor and an oil pipe are arranged, real-time monitoring and automatic lubrication of the temperature of a steel wire rope are achieved, the surface temperature of the steel wire rope rises to a preset threshold value due to long-time use, high-load operation or environmental factors, and the steel wire rope is cooled. The lubricating system can be automatically started to spray lubricating oil on the steel wire rope, so that the friction force between the steel wire rope and the winding roller and other parts can be effectively reduced, the load of the motor is obviously reduced, the energy consumption and abrasion of the motor are reduced, and the temperature rise caused by overhigh heat of the motor and long-time operation of the differential mechanism, the shell and the explosion-proof motor is avoided; the cooling system conveys cooling water to the outer surfaces of the components, faults or potential safety hazards caused by too high temperature are prevented, and the overall safety and reliability of the electric hoist are improved.

The utility model discloses a novel lubricating pump oil outlet structure capable of adjusting the oil outlet amount, and relates to the technical field of lubricating pumps. The pump body is in threaded fit with the adjusting valve element seat, and the adjusting valve element seat is fixedly connected with the hexagon nut, so that after the hexagon nut is rotated, the valve element is driven to rotate clockwise or anticlockwise so as to adjust the size of the quantitative cavity, and the requirement for flexible adjustment of the oil outlet amount is met; according to the oil pump, the motor drives the cam to rotate and drives the pump core to do reciprocating motion, when the pump core moves rightwards, oil in the quantitative cavity is pushed, so that the valve element is pushed, finally, the oil in the quantitative cavity reaches an oil outlet channel through a through hole of an oil receiving groove of the valve element to be discharged, and when the cam is far away from the pump core, a reset spring of the pump core resets the pump core. And meanwhile, the valve element spring is adjusted to reset the valve element, at the moment, the oil inlet of the pump body sucks oil from the oil tank to fill the quantitative cavity, and the next oil outlet action of the pump element continues to be waited.

The invention discloses a hybrid vehicle oil pump control method and related equipment, and relates to the technical field of hybrid vehicles, the method comprises the following steps: obtaining a driving mode of a target vehicle; based on the driving mode, engine lubrication required power and motor lubrication required power are determined; according to the engine lubrication required power and the motor lubrication required power, target control power of a duplex electronic oil pump is determined; and based on the target control power, a rotating speed control instruction is sent to a motor driving the duplex electronic oil pump. Through the design of the integrated oil pan and the duplex electronic oil pump and in combination with an intelligent lubrication control strategy based on a driving mode, structure simplification, cost reduction and efficient and reliable multi-working-condition lubrication management are achieved, and the performance and stability of the whole vehicle can be improved.

The utility model relates to the technical field of valve maintenance equipment, in particular to a portable anti-explosion valve cleaning device, which is characterized in that the polarities of the opposite surfaces of two fixed magnetic field sources are the same, and a movable electromagnetic coil is arranged between the two fixed magnetic field sources; the control unit is used for periodically changing the polarity of current supplied to the movable electromagnetic coil and driving the movable electromagnetic coil to reciprocate, the plunger pump is provided with a grease inlet and a grease outlet, the grease outlet is used for being communicated with a valve to be cleaned, and the grease inlet is used for being communicated with a grease body box; according to the utility model, the electromagnetic driving mechanism is adopted to replace the existing manual driving, so that the pumping-out speed and the working efficiency of cleaning fluid or lubricating grease are improved, the maintenance operation time of a single valve is shortened, and operators are liberated from heavy repeated physical labor.

The application relates to a lubrication control system, method and vehicle of a fuel nozzle, comprising an oil tank, an oil supply module, a pneumatic module and a control unit; the oil tank is connected to the oil supply module through a first oil supply pipeline; the oil supply module comprises an oil supply pipe and a plurality of oil storage chambers, one end of the oil supply pipe is connected to the oil storage chamber, the other end of the oil supply pipe is connected to the oil tank, and the output end of the oil storage tank is connected to the fuel nozzle; the pneumatic module is connected to the input end of the plurality of oil storage chambers through an air pipeline; the oil tank and the pneumatic module are both connected to the control unit, and the control unit is used for controlling the oil tank to supply oil to the oil supply module and controlling the pneumatic module to supply pressure to the oil storage chamber. The scheme provided by the application can regularly and quantitatively lubricate the fuel nozzle, prolong the service life of the fuel nozzle and improve the efficiency of the engine.

The invention belongs to the technical field of crane equipment, and particularly relates to a low-temperature-resistant crane suitable for high altitude, which comprises an elevated frame, a bridge frame is slidably connected to the elevated frame, and a crane carriage is arranged on the bridge frame; the crane carriage comprises a rack, a hoisting mechanism is arranged on the rack, and a lubricating mechanism for lubricating a steel wire rope of the hoisting mechanism is arranged on the rack; the lubricating mechanism comprises a supporting cavity detachably connected with the rack, a plurality of penetrating holes corresponding to steel wire ropes of the hoisting mechanism are formed in the supporting cavity, and a plurality of sets of conical lubricating cavities corresponding to the penetrating holes respectively are formed in the supporting cavity. The multiple sets of lubricating cavities comprise a plurality of fan-shaped lubricating cones synchronously sliding in the radial direction of the penetrating hole, and an oil way structure for providing lubricating oil for the lubricating cavities is arranged on the rack. According to the high-altitude low-temperature-resistant crane capable of conveniently lubricating the steel wire rope, the steel wire rope of the crane carriage can be conveniently lubricated.

The utility model discloses an integrated type swing cycle pump lubricating device, including pump casing, inner rotor and outer rotor, be provided with oil cavity and with oil inlet and oil outlet of oil cavity communication on the pump casing, its characterized in that, the bottom of oil cavity is provided with annular unloading groove with oil outlet communication, and the bottom surface of annular unloading groove is multistage step surface. This integrated type swing cycle pump lubricating device can effectively buffer fluid resistance and pulsation, reduce cavitation and cavitation erosion phenomenon, and stabilize oil pressure of oil outlet.

The invention relates to a system for supplying gaseous fuel, in particular hydrogen, for an internal combustion engine, the supply system comprising a fuel rail (12) for receiving pressurised gaseous fuel and a plurality of fuel injectors (14) connected to the fuel rail, wherein: each injector (14) is connected to the rail via a respective supply tube (16); the connection between each injector and its supply tube is established via an adapter (14) defining a gas passage (15), one end of which is connected to the supply tube (16) and the other end of which is coupled to the injector. An oil dosing device (31) is mounted on each adapter (14) and is configured to selectively inject controlled amounts of oil into the gas passage (15).

The utility model belongs to the technical field of air-conditioning oil pumps, and particularly relates to an air-conditioning compressor oil pump with a pressure release valve structure, which comprises a main pump body, an oil inlet is arranged on one side of the main pump body, a pressure release valve is fixedly connected with one side of the main pump body and one side of the oil inlet, the main pump body can be conveniently fixed through a fastening opening, and internal threads are arranged, so that the pressure release valve is convenient to use. And the pressure release valve can be conveniently connected with an external pipe fitting. Through the arrangement of the pressure release valve, the oil pressure can be effectively released, so that the use safety of the oil pump is ensured.

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 provides an air door sling isolation device of a tunnel oven, which relates to the technical field of tunnel ovens and comprises a mounting frame, an air door body is mounted on the inner side of the mounting frame, an oil tank is mounted on the back surface of the mounting frame, a shielding cover is mounted on the front surface of the mounting frame, and an air pump is mounted on one side surface of the shielding cover. A conveying pump is mounted at the top of the shielding cover, a flow guide pipe is mounted at the top of the conveying pump, a connecting pipe is mounted on one side face of the conveying pump, a mounting plate is mounted on the inner side face of the shielding cover, an air cylinder is mounted at the top of the mounting plate, and a piston rod is mounted on one side face of the air cylinder. A connecting part is installed at the end, away from the air cylinder, of the piston rod, a first movable plate is installed on the front face of the air door body, lubricating oil can be more conveniently added to the connecting position of the sling and the air door, and abnormal sound possibly caused by unsmooth opening of the air door or friction due to lack of the lubricating oil is reduced.

The invention relates to a large-displacement handheld electric greasing gun and a lubricating pump. The technical problems that a traditional handheld greasing gun is slow in lubricating grease filling and low in lubricating efficiency are solved. Comprising a battery, a grease storage barrel, a driving module, a grease pumping module and a converging block, the driving module comprises a gear motor and a transmission mechanism, the transmission mechanism comprises a worm and gear mechanism and at least two sets of slider-crank mechanisms, each slider-crank mechanism comprises a rotating pair, a connecting rod and a slider, and the rotating pair comprises a rotating crankshaft vertically arranged on the side face of a worm gear; one end of the connecting rod is rotationally assembled on the rotating crankshaft through a sleeve, and the other end is hinged with the slider; the grease pumping module comprises plunger pairs arranged in one-to-one correspondence with the slider-crank mechanisms, each plunger pair comprises a valve body, a plunger valve element and a one-way valve, the one-way valves are arranged at the outlet end of a valve cavity, the sliding blocks are fixedly connected with the plunger valve elements, and the converging block is provided with a main oil duct communicated with the grease injection gun head and branch oil ducts connected with the one-way valves in a one-to-one correspondence mode. And each branch oil duct is communicated with the main oil duct.

The cam divider comprises a cam divider body, an oil storage tank, a waste oil tank, a first oil pump and a second oil pump, the oil storage tank, the waste oil tank, the first oil pump and the second oil pump are all arranged on the back face of the cam divider body, and the first oil pump and the second oil pump are arranged between the oil storage tank and the waste oil tank. The first oil pump is located over the second oil pump. By designing the old lubricating oil discharging pipeline and the new lubricating oil pumping pipeline which are independent, automation and convenience of the lubricating oil replacement process are achieved, an operator can replace the lubricating oil only through simple operation of the controller, time and labor cost are greatly saved, and in the replacement process, the replacement efficiency is greatly improved. When new lubricating oil is pumped in, the interior of the cam divider body can be rinsed, impurities accumulated at the bottom are effectively washed away, cleanliness of the interior of the divider is guaranteed, the reliability of equipment is improved, and the service life of the equipment is prolonged.

A pump assembly (10) of an aircraft engine includes a pump housing (36), a first pump stage (12) positioned in the housing (36) and including two first stage rotating elements (20, 22) meshed at a first mesh location (24), and a second pump stage (14) positioned in the housing (36) and including two second stage rotating elements (26, 28) meshed at a second mesh location (30). The first stage rotating elements (20, 22) are retained at respective shafts (16, 18) by one or more woodruff keys (44), and at least one second stage rotating element (26, 28) of the two second stage rotating elements (26, 28) is secured at its respective shaft (16, 18) via a spline connection (70) of the at least one second stage rotating element (26, 28) to the respective shaft (16, 18).

The invention relates to a circulation pump (1) for a bearing device (2) for a rotor shaft (3) with a first rotation axis (4) of a wind turbine (5), comprising at least the following components: - a pumping device (6) for pumping bearing oil; and - a pump shaft (7) with a second rotational axis (8) for the pumping device (6) for providing a torque for pumping bearing oil. The circulation pump (1) is characterized primarily by the fact that, during use, the pump shaft (7) is connected in a torque-transmitting manner to the rotor shaft (3) for whose bearing device (2) bearing oil is to be pumped. The circulation pump for a wind turbine proposed here achieves a high level of safety against bearing damage due to an electrical failure with a maintenance-free and relatively simple device.

The utility model discloses a lubricating pump of a progressive lubricating system. The lubricating pump comprises a plunger pump component, an electric control board component, a plunger driving component and an oil storage barrel. The plunger pump component comprises a pump body, a plunger and an oil outlet one-way valve, a plunger hole, an oil suction hole and an oil outlet hole are formed in the pump body, one end of the oil suction hole is connected with the inner wall of the plunger hole, the other end of the oil suction hole is connected with the oil storage barrel, and the oil inlet side and the oil outlet side of the oil outlet one-way valve are connected with the plunger hole and the oil outlet hole respectively; the electric control plate component is electrically connected with the plunger driving component, and the plunger driving component is connected with the plunger, so that the electric control plate component controls the plunger driving component to drive the plunger to axially reciprocate along the plunger hole. The utility model not only has large oil output, but also has the advantages of simple structure, reliable work, compact layout and the like.

The anti-pollution type precision speed reducer anti-blocking lubricating channel comprises an oil injection pipe, one side face of the oil injection pipe is fixedly communicated with a communicating pipe, the bottom end of the communicating pipe is fixedly communicated with a telescopic hose, a miniature circulating pump is arranged below the telescopic hose, the input end of the miniature circulating pump is fixedly communicated with an extraction pipe, and the output end of the extraction pipe is fixedly communicated with an oil pump. And the bottom end of the extraction pipe fixedly communicates with a filtering cover, and a circular cover is arranged in the filtering cover. Through the arrangement of an extraction pipe, a circulating pipe and a micro circulating pump and the cooperation with a discharge pipe, a telescopic hose, a communicating pipe and an oil injection pipe, an external circulating anti-blocking lubricating channel can be formed, lubricating oil can be conveniently circulated, filtered and circulated, three-stage filtering can be formed through a permanent magnet filter screen, a metal sintering screen and a glass fiber filter screen in a circular cover, and the lubricating oil can be effectively filtered. Metal particles, chippings and tiny impurities in the lubricating oil can be efficiently removed, and continuous and smooth circulation of the lubricating oil is guaranteed.