37results about How to "Increase oil storage space" patented technology

The invention relates to a preparation method of a super-hydrophobic cellulose/chitosan compound aerogel oil-water separation material. The method includes the first step of cellulose/chitosan compound solution preparation, the second step of cellulose/chitosan compound aerogel preparation, and the third step of super-hydrophobic cellulose/chitosan compound aerogel preparation. Prepared cellulose/chitosan compound aerogel has a high pore rate, the surface of the cellulose/chitosan compound aerogel has high roughness, the preparation process is simple, and raw materials are wide in source, low in cost, green and environmentally friendly. By means of the related hydrophobic modification method, super-hydrophobic fruit can be rapidly and effectively obtained in an energy-saving mode, and greasy dirt collection, oil-water separation and the like can be economically and rapidly achieved.

The invention relates to a chain shaft of a chain and a manufacturing method of the chain shaft. The chain shaft of the chain comprises two end faces located at the two opposite ends of the central axis in a spaced mode, a peripheral face around the central axis and a plurality of oil storage grooves, wherein the oil storage grooves surround the central axis respectively and sink from the peripheral face to the central axis at intervals, and the periphery of each oil storage groove is closed and is not communicated with the end faces and the other oil storage grooves. When the chain shaft is installed on the chain, the oil storage grooves can enlarge the oil storage space of the chain so as to improve the smoothness and the abrasion resistance in operation of the chain, and meanwhile the service life of the chain can be prolonged. The manufacturing method of the chain shaft of the chain includes the blank knurling step, a blank is knurled in a rolling mode to form the chain shaft, and thus the chain shaft is easy to machine and form in the manufacturing process.

The invention relates to the technical field of shield machines, in particular to a hobbing cutter with the function of adjusting the inner cavity pressure balance of a bearing. The hobbing cutter comprises a cutter body, a cutter shaft, a cutter ring, the bearing, an end cover and a floating seal device; the cutter shaft is installed in the cutter body through the bearing, the end cover and the floating seal device are installed at the two ends of the cutter body in a matched mode, the cutter ring is installed on the outer ring of the cutter body, and the cutter shaft is provided with a pressure balancing device which is communicated with an inner cavity of the bearing; the pressure balancing device comprises an oil hole drilled in the cutter body and a protective cover, a pressure transmitting bag is arranged in the oil hole, the protective cover fixedly and tightly presses the pressure transmitting bag, and the oil hole is communicated with the inner cavity of the bearing through a first pressure transmitting hole. According to the hobbing cutter, the structure is simple, the pressure balancing device is additionally arranged in an existing cutter structure and arranged on the cutter shaft, space is not occupied, the effectiveness of the bearing is guaranteed, and the effective service life of the cutter is prolonged.

The invention discloses a grease stain resistance separation-type high-speed energy-saving spinning spindle. The grease stain resistance separation-type high-speed energy-saving spinning spindle is characterized by comprising a spindle bolster base, an inner spindle bolster tube, a sealing ring, an outer spindle bolster tube, an inner and outer spindle bolster tube sealing cover, a support block,a through hole, an outer spindle bolster oil valve and a spindle bottom oil valve; the inner spindle bolster tube, the outer spindle bolster tube and the spindle bolster base are each an independent body and form a spindle bolster together, wherein the lower end of the inner spindle bolster tube tightly cooperates with the outer spindle bolster tube, the portion between the inner spindle bolster tube and the outer spindle bolster tube is filled with damping oil, oil filling operation is completed by the outer spindle bolster oil valve, and the upper end of the inner spindle bolster tube and the upper end of the outer spindle bolster tube are sealed by the inner and outer spindle bolster tube sealing cover. The grease stain resistance separation-type high-speed energy-saving spinning spindle has the advantages that due to the separation-type spindle bolster, the washing and oil filling problems of spinning spindles are effectively solved; due to the inner spindle bolster tube, oil storage space is enlarged, the oil change period of the spindle is prolonged, the high-speed vibration absorption and energy saving function of a dual vibration absorption system is significant, and not only can actual engineering requirements in the textile spinning be met to fill a technical gap, but also great social and economic benefits can be generated.

The invention discloses a purification method of crude oil and a cleaning method of an oil storage tank. The purification method of the crude oil comprises the following steps of demulsifying and mixing hot water and oil which is conveyed from the oil storage tank and contains the crude oil to form a mixture; primarily separating the mixture formed by demulsifying and mixing, and conveying the primarily-separated crude oil to a recovery oil tank; deeply separating the remaining mixture after the primary separation is finished, and conveying the separated crude oil to the recovery oil tank; finally separating the remaining mixture after the deep separation is finished, and conveying the separated crude oil to the recovery oil tank; separating the remaining mixture after the finial separation is finished to remove residues. According to the purification method and the cleaning method disclosed by the invention, when the oil storage tank is cleaned, the cleaning and the discharging of the residues at the bottom of the tank are realized, so that an oil storage space of the oil storage tank is increased, and the storage quality of the crude oil is improved.

The invention provides a novel bearing retainer. The retainer is of a cylinder structure composed of a left side ring, a right side ring and a plurality of cross beams connected between the two side rings. Pockets for placing rolling bodies are arranged between the adjacent cross beams, fluid grooves are symmetrically formed in the positions, corresponding to the cross beams, of the two side ringsof the retainer, the fluid grooves are uniformly distributed on the inner ring surfaces or the outer ring surfaces of the side rings along the circumferential directions of the two side rings, and the opening areas of the fluid grooves are greater than the groove bottom areas of the fluid grooves; when the retainer is guided outwards, the fluid grooves are outer ring inwards-concave parts which are formed on the outer guide face of the retainer side ring and penetrate through the retainer side ring in the axial direction; when the retainer is guided inwards, the fluid grooves are axially-through inner ring outer concave parts formed on the inner guide surface of the retainer side ring. By utilizing the fluid dynamic pressure characteristic, the retainer can suspend at the rotating axis ofthe bearing when the bearing rotates at a high speed, the vibration and noise of the bearing are reduced, the rotating precision is improved, and the service life of the bearing is prolonged.

The invention discloses a bearing chamber for a vertical pump. The bearing chamber comprises a vertical bearing chamber cavity provided with stepped holes. The bearing chamber is characterized in thatthe inner wall of the vertical bearing chamber cavity is fixedly connected with two or more inwards bulged bearing outer ring supporting rib plates in a spaced manner; each bearing outer ring supporting rib plate comprises a radial supporting block provided with an inner arc surface, and a longitudinal supporting step fixedly connected with the lower end of the radial supporting block; the innerends of the longitudinal supporting steps are located on the inner sides of the inner arc surfaces; and the two side surfaces of each radial supporting block are oblique surfaces and a certain included angle is formed between each oblique surface and the vertical direction. The contact areas between lubricating oil and the inner wall of the bearing chamber and between the lubricating oil and a bearing outer ring can be increased, the lubricating and heat dissipation effects are improved substantially, an oil storage space is increase d, and normal working of the vertical pump is ensured for along time.

The invention relates to the technical field of electronic products. The invention particularly relates to an integrated aerosol generating device. The device comprises a main housing, a suction nozzle and an oil injection hole are formed in the top of the main housing, an oil storage bin used for storing oil and a battery bin used for containing a battery are arranged in the main housing in parallel, a battery assembly is arranged in the battery bin, an air guide pipe communicated with the suction nozzle is arranged in the oil storage bin, an atomization core assembly is arranged at the lowerend of the air guide pipe, the atomization core assembly is connected with an electrode, the battery assembly is connected with an electrode through a touch type connecting assembly, and a pull ringis further connected to the bottom of the atomization core assembly. The aerosol generating device is integrally designed, compact in structure and large in oil storage space, meanwhile, the atomization core assembly is replaced, cost is saved, and in addition, oil injection and charging can be conducted.

The invention discloses a micro fan adopting an H-shaped retaining ring. The micro fan adopting the H-shaped retaining ring comprises a retaining ring, a bearing and a fixing ring. The retaining ringis arranged in the fixing ring. The retaining ring comprises a retaining ring body. A first protruding block is arranged in the retaining ring body. A second protruding block is arranged above the retaining ring body. The bearing is pressed on the retaining ring body and the second protruding block. According to the micro fan adopting the H-shaped retaining ring, the H-shaped retaining ring is formed by the retaining ring body, the first protruding block of the retaining body and the second protruding block above the retaining ring. Pulling force of fan blades can be improved by the first protruding block of the retaining ring. Through the second protruding block above the retaining ring, buffer effect is achieved in the stress process of the retaining ring, and taking by workers is facilitated during assembling, multiple mounting of the retaining ring can be prevented, oil storing space of the fan can be improved to a certain degree.

The invention discloses a radial double vibration absorption long refueling cycle spindle pedestal. The radial double vibration absorption long refueling cycle spindle pedestal comprises a spindle insert, a damper and a radial double vibration absorption long refueling cycle spindle foot, the spindle inset comprises elements such as an upper bearing pedestal and an elastic tube, the elastic tube penetrates through an inner hole of the bearing pedestal, the upper portion of the elastic tube is in interference fit with the inner hole of the bearing pedestal, the damper is arranged on the lower portion of the elastic tube in a sleeving mode, the radial double vibration absorption long refueling cycle spindle foot comprises a vibration absorbing sleeve and a spindle foot shell, the vibration absorbing sleeve is integrally shaped like a tube, one end of the vibration absorbing sleeve is provided with an annular protrusion part, the non-protrusion part of the vibration absorbing sleeve is provided with a radial through hole, the spindle foot shell is shaped like a blind hole, the vibration absorbing sleeve is arranged in a spindle foot shell hole in a sleeved mode, the protrusion part of the vibration absorbing sleeve is in interference fit with the blind hole of the spindle foot shell, and the lower portion of the bearing pedestal is pressed into the inner hole formed in the upper portion of the vibration absorbing sleeve. The radial double vibration absorption long refueling cycle spindle pedestal has the advantages that radial force in the elastic tube is absorbed for two times, and oil reserve in the spindle pedestal is doubled.

The invention provides a wear-resisting bearing bush. The wear-resisting bearing bush comprises a bearing bush body 1 and an oil injection hole 2, wherein a strip-shaped oil storage groove 3 is formed in an inner wall of the bearing bush body 1 in the axial direction; the oil injection hole 2 is communicated with the oil storage groove 3 through an oil inlet pipe 4; a solenoid valve is arranged on a side wall of the oil storage groove 3; an outlet end of the solenoid valve is connected with an oil outlet connector 5; the oil outlet connector 5 is connected with a plurality of oil outlet pipes 6; the oil outlet pipes 6 are connected with corresponding nozzles 7. The strip-shaped oil storage groove 3 is adopted so that an oil storage space is enlarged, and the acting area of lubricating oil can be enlarged in a manner of spraying by the nozzles 7, so that the bearing bush has a better wear-resisting effect. The circulation flow and speed of the lubricating oil in the oil outlet pipes 6 are controlled through the solenoid valve so that resources can be saved and the cost is reduced.