210 results about "Pumpjack" patented technology

The invention discloses a lubricating oil system of an aviation turboprop engine. The lubricating oil system comprises a lubricating oil supercharging device, an oil-gas separation device, a lubricating oil return device, a lubricating oil filtering device, a lubricating oil monitoring device and a connecting guide pipe communicating all the devices. The lubricating oil supercharging device comprises a main lubricating oil pump, an auxiliary lubricating oil pump and a torque measuring pump; the oil-gas separation device comprises a ventilation oil tank, an air separator and an oil mist separator; the lubricating oil return device comprises a lubricating oil tank, a lubricating oil radiator, a middle and rear bearing oil well pump, a transmission box oil well pump and a direct-current electric lubricating oil pump; the lubricating oil filtering device comprises a lubricating oil filter and a middle-rear bearing oil return filter; the lubricating oil monitoring device comprises a temperature metal chip annunciator and a magnetic chip detection annunciator. Appropriate lubricating oil pressure and oil quantity are provided, lubrication and heat dissipation of friction surfaces of parts in an engine are improved, and the use reliability of the engine is improved.

The invention relates to the technical field of oil field layered mining, in particular to a same-well layered injection-production pipe column. The same-well layered injection and production pipe column comprises a driving pipe column and a working pipe column, an oil well pump is arranged at the bottom end of the driving pipe column, an injection and production sealing connector is arranged below the oil well pump, and the flowing direction of underground fluid is changed through the injection and production sealing connector; the working pipe column is divided into a plurality of working sections through packers, and a water distributor or a bottom-hole regulator which works in a one-way mode is arranged in each working section. The top end of the working pipe column is provided with an insertion pipe detachably connected with the injection-production sealing connector. According to the same-well layered injection and production pipe column, the injection and production sealing connector is arranged to be matched with connection and separation between the insertion pipe and the injection and production sealing connector to achieve switching of a water injection channel and an oil production channel, and the same-well layered injection and production work can be continuously conducted under the condition that the pipe column is pulled out of a well opening through cooperation with the water distributor and the bottom-hole regulator which work in a one-way mode; the tubular column is simple in structure, low in operation difficulty and long in working time.

The hydraulic pumping unit convenient to adjust comprises a support, an oil pumping assembly is arranged at the top of the support and comprises an oil well pump, a traction rope and a wobble wheel, the wobble wheel is located in a wobble groove and connected with a support bearing, the traction rope is wound on one side of the wobble wheel, and the wobble wheel is connected with the support bearing. The oil well pump is connected to one end of the traction rope, the assembly used for swing winding comprises a first telescopic rod installed on one side of the support, a balance weight disc and a first motor, the first motor is in transmission connection with the balance weight disc, and the assembly used for angle adjustment comprises an adjusting disc, a supporting base, a second motor and an assembly used for limiting and fixing. The device comprises a gear, a rack and a second telescopic rod. The length of the traction rope is adjusted through the first motor and the balance weight disc, so that the height of the oil well pump is adjusted, the gear is limited and fixed through the rack, the wobble wheel is fixed, and the oil pumping effect can be prevented from being affected.

The application discloses a kind of oil testing well continuous pumping equipment, it is related to the technical field of oil and gas equipment, the application is aimed at solving the problem of affecting efficiency caused by the need to disassemble equipment due to adjusting the parameters of pump, the application includes: hydraulic motor and path constraint, hydraulic motor and path constraint are relatively fixed;The output shaft of hydraulic motor is connected with turntable, and the turntable is provided with a chute, which is arranged along the radial direction of the turntable;The path constraint is provided with a slide, which includes two parallel straight segments, two first arc segments at both ends of the straight segments, and a second arc segment on the opposite sides of the two first arc segments;A switching plate is arranged in the slide;When the switching plate is in the first position, the straight segments and the first arc segments are in communication and form a ring;When the switching plate is in the second position, the straight segments and the second arc segments are in communication, forming a longer ring;A support rod is arranged in the slide and the chute, and the support rod is connected with a connecting rod, which is used to connect the pump rod of the oil pump.

The invention discloses a hanging rope connector and a pump collision operation method, and belongs to the technical field of petroleum pumping units, the hanging rope connector is used for connecting a polish rod and a hanging mechanism, the hanging rope connector comprises a hanger used for being connected with the hanging mechanism, and the hanger is provided with an interval space; the polish rod fixing assembly is used for fixing the polish rod and the hanger, and the polish rod fixing assembly is detachably connected with the hanger; under the condition that the polished rod fixing assembly is supported on the hanger, the polished rod and the hanger are relatively fixed; and under the condition that the polish rod fixing assembly is separated from the hanger, at least part of the polish rod fixing assembly can move relative to the hanger in the interval space. The pump collision operation method comprises the following steps: detaching the locking piece to separate the movable positioning block from the balance main body; the balance body is rotated, and the anti-falling polish rod clamp falls to the hanging part. According to the polish rod clamp, the existing polish rod clamp does not need to be disassembled and assembled repeatedly for unloading, the disassembly operation of the original polish rod clamp is omitted, huge impact on an oil well pump when the polish rod clamp is disassembled is avoided, and the service life is prolonged.

The utility model provides oil pumping equipment. The oil pumping equipment comprises a base, a movable seat, an execution assembly and a synchronization assembly, the execution assembly comprises a roller, a flexible connecting piece and a driving piece, and the driving piece is used for driving the roller to rotate; one end of the flexible connecting piece is wound on the roller, and the other end of the flexible connecting piece hangs down and is used for extending into a pumping wellhead to be connected with a plunger of an oil well pump; the execution assembly is arranged on the moving seat; the movable seat is movably arranged on the base in the axial direction of the roller; the synchronous assembly comprises a thread transmission pair and a middle transmission mechanism; the transverse movement mechanism is simple and ingenious in structure, the roller and the driving piece of the roller can integrally move transversely along with rotation of the roller, and the transverse movement mechanism is more flexible in structure adjustment, convenient to popularize and wide in adaptation.

According to the powder cutting compressor, a closed die cavity is rapidly formed through linkage of multiple oil cylinders, the extrusion efficiency is improved, multiple times of feeding can be achieved through primary initial pressing, metal compression blocks obtained through final compression and material pushing are larger in density, the space of finished products is further compressed, the compression efficiency is improved, and the production cost is reduced. And meanwhile, the content of residual engine oil or cutting fluid in the metal compression block can be reduced. When the high-power oil cylinder is used for compressing waste materials, oil or cutting fluid is extruded out, the oil or the cutting fluid is discharged through a gap between the second movable bin door and the side wall of the material pressing bin body, namely the oil collecting port, an oil collecting tank is designed below the second movable bin door, an oil well pump can be arranged, and the oil well pump is connected with the oil collecting tank through a pipeline to pump out the oil. Therefore, the powder cutting compressor solves the environment-friendly problems that waste materials of an existing processing plant occupy large storage space, waste of cutting fluid is large, the cutting fluid cannot be recycled, oil or the cutting fluid in the waste materials is prone to dripping on the ground, and consequently the waste materials are dirty, disordered and poor.

The utility model provides industrial oily sewage treatment equipment which comprises a box body, a water inlet is fixedly formed in the upper surface of the box body, a transverse plate is fixedly installed in the box body, a water outlet valve is fixedly installed in the middle of the transverse plate, an oil pumping mechanism and a filtering mechanism are arranged in the box body, and a drainage hopper is fixedly installed at the bottom of the box body. Supporting legs are fixedly mounted at the bottom of the box body; the oil pumping mechanism comprises a fixing plate, three floating balls are fixedly installed on the upper surface of the fixing plate, and an oil suction opening is fixedly formed in the upper surface of the fixing plate. By using the oil pumping mechanism, the floating ball floats along with an oil layer, it is ensured that the oil suction port is located above an oil-water interface all the time, when the oil well pump works, oil is pumped out through the oil pumping pipe and discharged through the oil discharging pipe, the problem of oil-water mixed discharging is effectively solved through the design, meanwhile, the oil suction precision is improved, air cylinder driving is not needed, and shaking interference is reduced.

The invention relates to a segmented sealing whole-barrel type oil well pump, and belongs to the technical field of oil field mechanical oil extraction equipment. The top of the outer pump cylinder is in threaded sealing connection with an upper joint, the lower part of the outer pump cylinder is connected with a connecting cylinder, the connecting cylinder is in threaded connection with a fixed valve group, and the lower part of the fixed valve group is connected with a lower joint; the bottom diameter of the inner pipe of the outer pump cylinder is smaller than the top diameter, a boss ring is arranged on the middle end ring, and the groove ring of the bottom sealing sleeve is embedded into the boss ring. The inner rings of the sealing sleeves are in clearance fit with the plunger to achieve sealed oil pumping after being bored and ground, the convex ring of the topmost sealing sleeve is embedded into the groove of the pressing sleeve, the pressing sleeve is in threaded connection with the upper connector, and the sealing sleeves can be tightly locked by rotating the pressing sleeve. The structure adapts to the pump cylinder bending working condition, eccentric wear is avoided, the sealing performance is guaranteed, and oil pumping is stable and efficient.

The utility model discloses a pressurized jet mixed flushing device under an oil well pump and an oil well pump, and relates to the technical field of oil well pumps, the pressurized jet mixed flushing device comprises an outer shell and further comprises an inner shell, and the inner shell is arranged in the outer shell in a sleeved mode; a protruding ring is arranged on the inner wall of the outer shell, an annular groove is formed in the end face, facing the interior of the outer shell, of the protruding ring, and a water nozzle communicated with the annular groove is arranged on the inner wall of the protruding ring. The inner shell is inserted into the annular groove, and a supporting reset device is arranged between the groove bottom of the annular groove and the inner shell. When the piston moves downwards, the piston collides with the inner shell to enable the inner shell to move downwards to compress the annular groove, compressed liquid in the annular groove releases pressure through the water nozzle, attachments above the fixed valve are fully flushed down to form a mixture, and the mixture is discharged into a tubular column in the ascending process of the piston.

This utility model belongs to the technical field of oil injection devices, specifically an oil-immersed transformer oil injection device, including an oil storage tank, an oil pump, and an oil injection pipe. A connecting component is fixedly installed on the outer wall of the oil injection pipe end. A rotating ring is provided on the connecting component, and a connecting rope is fixedly installed on the outer end of the rotating ring. A flange assembly is rotatably installed at the end of the connecting rope away from the rotating ring via a connecting block. A contact surface sealing gasket is fixedly installed on the outer wall of the flange assembly, and an inner rubber reinforcement layer is fixedly installed on the inner wall of the flange assembly. A connecting ring is integrally installed on the outer end of the flange assembly. This oil-immersed transformer oil injection device allows for quick connection between the transformer oil injection port and the oil injection flange ring, enabling quick and convenient installation and disassembly. It facilitates the limiting and fixing of the oil storage tank and allows for easy adjustment of the position of the arc-shaped baffle, enabling the disassembly and replacement of the oil storage tank.

1. The name of the design product: electric oil pump. 2. The use of the design product: the design product is used for oil pump. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The application discloses an oil outlet valve cover of a sucker rod pump and the sucker rod pump. The oil outlet valve cover is characterized in that the outer diameter of the oil outlet valve cover body provided with a liquid flow hole is larger than the inner diameter of a pump barrel, the upper end of the oil outlet valve cover body is connected with a sucker rod string, and the lower end of the oil outlet valve cover body is sequentially connected with a valve body of a sucker rod pump plunger and a traveling valve through a connecting short joint. The oil outlet valve cover body can move up and down in the space formed after the oil pipe is connected with an oil pipe connector and the pump barrel and is always located above the pump barrel. The sucker rod pump in the application can be applied to oil wells requiring small pump depth pumping and can also be normally applied to high-inclination wells and small-diameter sidetracking wells. The application effectively improves the working environment of the oil outlet valve cover, significantly reduces or eliminates the failure of the oil outlet valve cover caused by the above problems, and thus completely avoids the short pump inspection period and high workover operation cost caused by the failure of the oil outlet valve cover.

The utility model relates to an overhung strong on-off hollow gas-proof feedback pump and relates to the technical field of oil pumping pumps, comprising upper and lower pump cylinders arranged side by side from top to bottom, the upper and lower pump cylinders being connected through a sand-set gas-proof coupling, the inner diameter of the sand-set gas-proof coupling being greater than the inner diameters of the upper and lower pump cylinders, a flexible plunger assembly being arranged to reciprocate together between the upper and lower pump cylinders, the lower end of the flexible plunger assembly being connected to a forced mechanical valve group, the lower end of the lower pump cylinder being connected to a bottom pump cylinder, and the oil inlet of the forced mechanical valve group being fixedly connected to a plunger tube that is slidingly constrained in the bottom pump cylinder. The utility model solves the problems of the conventional oil pumping pump, i.e., the oil pumping pump is prone to gas locking during the up and down strokes, which results in a small oil output or even no oil output, seriously affecting the normal operation of the oil well, and the problems of the existing rod column, i.e., the friction between the thick oil and the oil pumping rod is large, the oil pumping rod is subjected to a large force, and the risk of the oil pumping rod being broken off is increased.

This invention provides a single-rod, dual-pump synchronously driven, alternating, continuous, ultra-low alternating load deep pumping lifting system, comprising a double-rod working cylinder, at least one set of gear assembly supports, and two parallel-arranged pumps. The upper end of the gear assembly supports is connected to the double-rod working cylinder, and the lower end is connected to the two parallel-arranged pumps via double-pump couplings. Two parallel rack rods are provided inside the working cylinder, and the lower ends of the two rack rods are connected to the plungers of the two pumps respectively. Racks for meshing with gears installed in the gear assembly supports are fixed on the two rack rods. Flow holes are provided on the gear assembly supports. This new lifting system can significantly reduce or even completely avoid contact fatigue damage at tubing thread connections, reduce the number of wells lying down due to tubing thread leakage, and lower the maintenance costs of mechanically operated wells. It also achieves continuous wellhead drainage and improved pump efficiency through deep pumping with small pumps.

A supporting and sealing device of a sand setting type rod type oil well pump is characterized in that the upper portion of a leather cup supporting connector is connected to the lower portion of an oil well pipe column, a double-channel supporting leather cup mandrel assembly, a sand setting pipe and a screwed plug are sequentially connected, and the upper inner portion of the double-channel supporting leather cup mandrel assembly is connected to the lower portion of an oil inlet valve of the rod type oil well pump; the middle of the double-channel bearing leather cup mandrel assembly is installed in the leather cup bearing connector, the double-channel bearing leather cup mandrel assembly and the leather cup bearing connector are sealed in a matched mode, the outer diameter of the double-channel bearing leather cup mandrel assembly, the outer diameter of the sand setting pipe and the outer diameter of the screwed plug are smaller than the inner diameter of an oil pumping pipe column, and the outer diameter of the sand setting pipe and the outer diameter of the screwed plug are smaller than the inner diameter of the leather cup bearing connector. The double-channel bearing leather cup assembly is provided with an oil inlet channel and a sand setting channel, the upper end of the oil inlet channel is communicated with an inlet of an oil inlet valve of the rod type oil well pump, the lower portion of the oil inlet channel is communicated with an oil well sleeve, the upper end of the sand setting channel is communicated with an annular space between the rod type oil well pump and the oil well string, and the lower end of the sand setting channel is communicated with the interior of the sand setting pipe.

The invention relates to a long-stroke pumping unit with a counterweight flexible rod, which comprises a base, a motor is arranged on the base, a double-input-shaft gear box is arranged at the position of the base corresponding to a motor driving shaft, a brake is arranged at the position of the other input shaft of the double-input-shaft gear box, and the counterweight flexible rod is arranged on the base. A traction wheel set is arranged at the position, corresponding to the output end of the gearbox, of the base and comprises a pair of balance weight traction wheels arranged side by side, and a flexible polished rod traction wheel coaxially arranged is further arranged between the pair of balance weight traction wheels. A stand column is arranged on the base, a balance weight piece is arranged in the stand column, and the balance weight piece is connected with a balance weight traction wheel through a guide mechanism. A transmission guide wheel is arranged at the end, away from the stand column, of the base, a flexible polish rod is wound on the transmission guide wheel, one end of the flexible polish rod is fixed to the flexible polish rod traction wheel, and the other end of the flexible polish rod penetrates through a wellhead sealing device and then is connected with a plunger of a long-stroke oil well pump.

The utility model relates to the technical field of oil-well pumps of oil and gas fields, in particular to an autorotation cyclone for an oil-well pump, which comprises an upper connecting piece, a dustproof sealing ring and a lower connecting piece, the upper end of the upper connecting piece is in threaded connection with an upper plunger assembly, the lower end of the lower connecting piece is in threaded connection with a lower plunger assembly, and the lower end of the upper connecting piece is inserted into the lower connecting piece. And a certain inclination angle is designed at the uppermost end of the lower connecting piece. When the oil well pump is used, the upper connecting piece, the sealing nut, the dustproof sealing ring, the lower connecting piece, the first one-way bearing, the second one-way bearing, the force bearing support, the meshing type rotator and the rotating guide rail structure are used in cooperation, so that a sealing environment is conveniently formed, and crude oil is lifted to an upper plunger assembly of the oil well pump from the lower connecting piece through the autorotation cyclone; impurities such as gravels in crude oil cannot enter a gap between the meshing type rotator and the rotating guide rail, pump blocking of the swirler is avoided, and the pump inspection period and the service life of the oil well pump are prolonged.

The utility model discloses a transformer accident oil pool oil -water separation device, include: floating box, its outer periphery is equipped with a plurality of pontoons, and the floating box floats in the oil pool through the pontoon, and the inside space of floating box is equipped with water collecting bin, and the inner top of water collecting bin is equipped with the oil slick collection box and the annular oil collecting tank of the arrangement around oil slick collection box, and the top of oil slick collection box is equipped with oil slick collection inlet, and the tank bottom of oil slick collection box is open and is closed through oil -water separation membrane, oil pump, it sets up at the top of floating box, is used for the oil -water mixture in oil pool through oil slick collection inlet draws into oil slick collection box, motor stirring mechanism, it is installed at the top of floating box, is used for the oil -water mixture in oil slick collection box carries out stirring, and oil collecting pump, it sets up at the top of floating box, is used for the oil that floats in oil slick collection box through oil collecting pipe suction to annular oil collecting tank. The device adopts gravity pre -separation, oil film reinforced separation and motor drive to accelerate to complete the efficient separation of oil -water.

The utility model discloses an oil filtering and replacing device for steam turbine overhaul. A first oil replacing barrel and a second oil replacing barrel are arranged at intervals in the length direction of the top of a steam turbine. The two cover plates are detachably connected to the top of the first oil changing barrel and the top of the second oil changing barrel correspondingly. The two fixing tables are symmetrically arranged on the top of the steam turbine, and oil well pumps are installed on the tops of the fixing tables. The input ends of the two oil well pumps are connected to oil way connectors on the two sides of a steam turbine through corresponding oil conveying pipes, and the output ends of the two oil well pumps are connected to the first oil changing barrel and the second oil changing barrel correspondingly. The switching mechanism is arranged between the first oil changing barrel and the second oil changing barrel; the two filtering mechanisms are arranged in the first oil changing barrel and the second oil changing barrel correspondingly and located below the output end of the oil well pump. Therefore, the device does not need to be in direct pipeline butt joint with a gasoline engine oil system to complete circulating filtration operation, the tedious pipeline connection and disassembly process is successfully avoided, the operation steps are greatly simplified, and the dependence on professional skills of operators is reduced.

The utility model provides a thickened oil lifting device which comprises an underground oil well pump, a liquid storage tank, a heater, a delivery pump and a plurality of underground liquid delivery pipes, the underground oil well pump is arranged in an underground oil pipe, a liquid outlet of the liquid storage tank is communicated with a liquid inlet of the heater, a liquid outlet of the heater is communicated with a liquid inlet of the delivery pump, and a liquid outlet of the delivery pump is communicated with a liquid outlet of the underground liquid delivery pipe. The underground liquid conveying pipes are evenly arranged on the outer side of the underground oil pipe in a surrounding mode, and the top ends of the underground liquid conveying pipes extend out of an oil well and communicate with liquid outlets of the conveying pumps through liquid supply branch pipes correspondingly. The bottoms of the underground liquid conveying pipes extend out of the bottom end of the underground oil pipe, and a plurality of liquid spraying holes are evenly formed in the sides, facing the center of the oil pipe, of the underground liquid conveying pipes. The thickened oil lifting device has the advantages of being scientific in design, low in energy consumption, good in viscosity reduction effect and high in exploitation pump efficiency.

The utility model provides an inverted oil well pump, and belongs to the technical field of oil well pumps. The inverted oil well pump comprises an outer pump cylinder, an inner pump cylinder and a plunger assembly which are sequentially nested from outside to inside, and further comprises a fixing valve located above the inner pump cylinder and the plunger assembly, the fixing valve is fixedly connected with the outer pump cylinder, a sand scraper is arranged at the upper end of the inner pump cylinder and comprises a sand scraping knife part, an elastic part and a fixed connecting part, and the sand scraping knife part is fixedly connected with the plunger assembly. The fixed connecting part is fixedly connected with the upper end of the inner pump cylinder, the elastic part is located between the sand scraping knife part and the fixed connecting part, the sand scraping knife part is attached to the outer peripheral wall of the plunger assembly, and a blade faces upwards so that fine silt on the outer peripheral wall of the pump cylinder assembly can be scraped away when the pump cylinder assembly moves downwards; and the fixed connecting part, the elastic part and the sand scraping knife part are arranged around the plunger assembly by one circle. According to the utility model, the sand scraper is arranged, so that settled fine silt is not easy to enter a gap between the plunger assembly and the inner pump cylinder, and the phenomenon of sand blockage is prevented.

The utility model relates to the field of gear box oil change, in particular to gear box lubricating oil quantitative conveying equipment which comprises a cart, universal wheels, supporting legs, an oil pumping assembly and the like, the front universal wheel and the rear universal wheel are rotatably connected to the lower sides of the left portion and the right portion of the cart, and the supporting legs are connected to the upper side of the lower portion of the cart. And an oil pumping assembly for pumping out waste oil is arranged between the right supporting leg and the right bracket of the cart. Waste oil is pumped out and collected through operation of the oil well pump, the oil filling amount is input on the control panel, the machine box oil filling pump operates to fill oil in the gear box in a quantitative mode, and therefore new oil can be automatically filled in the quantitative mode after the waste oil in the gear box is pumped out automatically, operation is easy, oil changing of the gear box is convenient, and oil changing operation efficiency is improved. And the lubricating oil is prevented from being wasted and polluting the environment, and the use is convenient.

The utility model relates to tire pattern cutting technical field, concretely relates to a tire pattern processing device, include: self -adaptation adjusting mechanism, the self -adaptation adjusting mechanism includes the extrusion head for to tire hardness detection, and the extrusion head inlay is equipped with pressure sensor, the bottom fixedly connected with the connecting block of extrusion head, the outer wall slidingly connected with the connecting frame of connecting block. Through the double -way oil pump, the hydraulic oil in the oil storage tank is extracted, then is discharged between the connecting frame and the connecting block, and then drives the extrusion block to extrude the tire, when the pressure value perceived by the pressure sensor embedded in the top of extrusion block reaches the preset value, the remaining hydraulic oil is measured through the water level monitor, the hardness of tire is fed back through the remaining hydraulic oil amount, and then the cutting speed of tire pattern is adaptively adjusted according to the hardness of tire.

1. Name of the product in this design: Intelligent oil pump. 2. Application of this design: For automated and precise extraction and delivery of various liquids. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to the technical field of oil exploitation, in particular to underwater oil exploitation extraction equipment which comprises an extraction mechanism, a stabilizing mechanism is arranged below the extraction mechanism, a plurality of detection mechanisms are arranged below the stabilizing mechanism in an array mode, sealing mechanisms are arranged below the detection mechanisms, and the extraction mechanism comprises a floating shell. A plurality of floating air bags are fixed to the outer surface of the floating shell in an array mode. The hydraulic oil pumping assembly drives the driving wheels to move, the detection mechanism can be driven to cruise along the surface of the pipeline, the state of the pipeline is monitored in real time, when leakage is detected, mining operation does not need to be paused, the control system immediately starts the sealed air bag to inflate, the expanded air bag can rapidly block a leakage point, and a conveying pipe is communicated with an oil well pump; and leaked petroleum can be recovered to a storage tank, so that resource waste and marine pollution are avoided. According to the design, instant detection, quick repair and resource recovery of leakage are realized, and the repair time is greatly shortened.

1. The name of the design product: intelligent oil pump. 2. The use of the design product: for pumping gasoline, diesel, kerosene and other liquids. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model relates to a speed reducer gear lubricating device which comprises an oil outlet pipe, the oil outlet pipe is communicated with a first transfer pipe, the first transfer pipe is communicated with a second transfer pipe, a filter screen is arranged at the inlet end of the second transfer pipe, the outlet end of the second transfer pipe extends into the bottom of a drying and filtering box, and the oil outlet pipe is communicated with the drying and filtering box. A filtering net cylinder is arranged in the box body, an air filtering device is arranged on the top cover in a penetrating mode, the upper end of the box body is communicated with the lower end of the cooling box, the upper end of the cooling box is communicated with an oil inlet of the oil well pump, an oil outlet of the oil well pump is communicated with the oil inlet pipe, and the oil inlet pipe penetrates into the oil inlet. Lubricating oil in a gear box of the speed reducer is pumped out through the oil pump, the lubricating oil is dried through the heating plate, and the lubricating oil is filtered and subjected to impurity removal through the two layers of filter screens and the magnetic bars, so that the gear of the speed reducer is lubricated, the quality of the lubricating oil is guaranteed, and the lubricating effect of the gear of the speed reducer is improved.

The utility model relates to the technical field of galvanized barrel hemming, in particular to a limiting hemming tool for galvanized barrel machining, which comprises a hemming main body, an oil storage tank and a rotating motor are respectively mounted in the hemming main body, one side of the oil storage tank is fixedly connected with an oil well pump, and the output end of the oil well pump is fixedly connected with an oil conveying pipe. Adjusting grooves are symmetrically formed in the top of the hemming body, the top of the hemming body is movably connected with a sliding plate through the adjusting grooves, an adjusting frame is fixedly connected to the top of the sliding plate, a lifting groove is formed in one side of the adjusting frame, and a lifting plate is movably connected to one side of the adjusting frame through the lifting groove; the hemming frame is fixedly connected to one side of the lifting plate and can lubricate the hemming wheel, the forming roller and the hemming position of the galvanized barrel, so that the abrasion force between the hemming wheel and the forming roller and the hemming position of the galvanized barrel is reduced, the hemming smoothness and stability are improved, and meanwhile the service life of the hemming tool is prolonged.

The utility model relates to an inclined shaft type oil well pump, which belongs to the technical field of oil extraction equipment for oil fields and comprises a pump cylinder, a plunger is arranged in the pump cylinder, an elastic reset traveling valve is arranged at the upper end of the plunger, a mechanical forced reset traveling valve is arranged at the lower end of the plunger, and an upper oil outlet connector is arranged above the elastic reset traveling valve. The plunger pump is used in a highly-deviated well and a directional well and can be installed in the mode that a common tubing pump descends into the well, an oil pipe does not need to be pulled out when the plunger piston is replaced through regular pump inspection, the workload of pump inspection is greatly reduced, and the oil production efficiency is improved; and each valve pair eliminates the influence of well deviation on the resetting of the valve ball in two modes of elastic resetting and forced resetting, and can be normally used in a gas-containing highly-deviated well.