12results about How to "Fast inflow" patented technology

The application belongs to the field of aero-engines, and particularly relates to an aero-engine lubricating oil tank, which comprises a lubricating oil tank body, wherein the lubricating oil tank body is provided with an upper oil tank and a lower oil tank, an oil tank partition plate is arranged between the upper oil tank and the lower oil tank, a plurality of oil passage holes are arranged on the oil tank partition plate and are in communication with the upper oil tank and the lower oil tank, the diameters of the oil passage holes gradually decrease from the upper oil tank to the lower oil tank, the upper oil tank is provided with an oil supply port, and an oil passage is arranged on the side wall of the lubricating oil tank body and is in communication with the lower oil tank and the oil supply port. The oil passage holes with variable diameters are arranged, the difference between the flow velocities in two directions of the oil passage holes is fully utilized, the lubricating oil can quickly flow from the upper oil tank into the lower oil tank, the advantage of reducing the unusable volume of the lubricating oil under the condition of instantaneous dynamic large attitude is achieved, and when the lubricating oil flows from the lower oil tank to the upper oil tank, the speed is much slower, the lubricating oil in the internal cavity of the lower oil tank is less affected by the change of the large attitude, and the supply of the lubricating oil in a certain period of time can be ensured.

This utility model relates to the field of PVC smart card production technology and discloses a polishing and deburring device for PVC smart card production. The device includes a base, a polishing mechanism at the top of the base, and a recycling mechanism at the bottom of the polishing mechanism. The polishing mechanism includes a polishing component and a conveying component. The polishing component is located at the top of the base. In use, when polishing is required to remove burrs from the surface of the PVC smart card, a cylinder drives a clamping plate to clamp the PVC smart card. A hydraulic cylinder then moves the water reservoir and nozzles left and right, achieving stable and precise polishing. The multi-directional first nozzle and the inclined second nozzle can rinse and polish the smart card surface from different angles, effectively removing burrs, improving polishing efficiency and quality, and ensuring the smoothness and gloss of the product surface. The combination of a high-pressure pump and an overflow valve can stably control the water supply pressure and flow rate.

The utility model discloses an obstetrical waste liquid collecting device, including collecting subassembly, connecting conduit and storage subassembly, collecting subassembly and storage subassembly through connecting conduit sealed connection, collecting subassembly includes collecting outer cover, the bottom of collecting outer cover is sealed and inserted with the drainage joint of connecting conduit inserted, and the drainage joint is connected with the drainage joint of collecting outer cover. A collecting inner cover is placed at the top of the collecting outer cover and located in the center of the collecting outer cover, an isolation cavity is formed between the collecting outer cover and the collecting inner cover, a plurality of protruding blocks are integrally formed on the inner wall of the collecting outer cover, clamping grooves are formed in the top of the collecting outer cover, and the clamping grooves and the protruding blocks are connected in an embedded mode. According to the utility model, not only can some impurities be filtered, but also liquid can quickly flow into the isolation cavity to avoid splashing; meanwhile, the liquid can be guided into the negative pressure drainage bottle through the connecting guide pipe, continuous negative pressure drainage of the liquid is achieved through the spring and the one-way valve, and therefore the risks of liquid gathering and splashing are more effectively eliminated.

The utility model relates to the technical field of highway asphalt repair, and disclose a highway asphalt repair device, including the bottom plate, the fixed connection in the bottom plate top surface push handle, the fixed connection in the bottom plate bottom surface four universal wheels, and the storage tank located the bottom plate top, the storage tank inside is provided with the push assembly, the bottom plate side is provided with the repair assembly, and the repair assembly includes the support plate fixedly connected at the bottom plate rear side, first motor is fixedly connected at the support plate top surface. Through the repair assembly, the threaded rod is driven by the first motor, drives the sliding plate, the scraper and the cleaning disc to move down, and the cleaning disc is driven to rotate by the second motor, the cleaning of the highway crack is realized, the additional personnel cooperation is not needed to carry out the gap cleaning, the artificial labor intensity is reduced, the efficiency of highway asphalt repair is improved significantly, and the asphalt in the gap can be smoothed by the scraper, the repaired highway is guaranteed to keep the same horizontal plane, and the highway asphalt repair quality is improved.

This utility model discloses a flexible tube, comprising: an inlet section with several inlet holes; and an outlet section connected to the inlet section, with several outlet holes. A partition is provided between the inlet and outlet sections. The total area of ​​the outlet holes is greater than the cross-sectional area of ​​the outlet section; the total area of ​​the outlet holes is greater than the total area of ​​the inlet holes; and the total area of ​​the inlet holes is greater than the cross-sectional area of ​​the inlet section. This utility model, through a reasonable layout of the inlet and outlet holes and a suitable partition, ensures effective liquid flow and cleaning, thereby achieving comprehensive cleaning and disinfection of the joint cavity.

The utility model belongs to sewage treatment technical field, concretely relates to a gas field sewage treatment device, include: treatment pond, be fixed in the filter pond that the bottom of the filter pond communication of the top front end of treatment pond, set up in the filter paper subassembly of filter pond in, be fixed in the support frame of filter pond front end, the top of support frame is fixed with hoist, the top inboard middle position of support frame is fixed with the group of pulley, the steel wire rope on hoist passes through the group of pulley and is fixedly connected the filter paper subassembly rear end top middle position after. The utility model discloses filter hopper realizes the upset through hoist traction, and the inside residual of filter hopper is convenient for cleaning while dumping the particulate matter of filtration, in addition, the utility model discloses filter agitator motor and reagent agitator motor independent setting, can control filter agitator motor and reagent agitator motor action respectively according to the treatment flow, avoids the unnecessary energy consumption caused by synchronous rotation in the prior art.

The utility model relates to the technical field of medical apparatus and instruments, disclose a kind of sampling device for soft endoscope disinfection effect monitoring, sampling device has connected together liquid injector and liquid collector;Liquid injector has liquid injection cavity, and liquid collector has liquid collection cavity, and liquid injection cavity and the liquid collection cavity form through;Piston assembly is arranged in liquid injector, and piston assembly separates the liquid injection cavity of liquid injector and the liquid collection cavity of liquid collector as independent liquid storage space;Liquid injection cavity is used as storage eluent, and liquid injection cavity is detachably connected with the biopsy port of endoscope, and eluent is injected into endoscope in the movement of the piston assembly;Liquid collection cavity is used as storage sampling liquid, and liquid collection cavity is detachably connected with the distal end opening of endoscope, and sampling liquid discharged by endoscope is collected in the movement of piston assembly.The utility model can realize the integration of liquid injector and liquid collector while making the injection of eluent and the collection of sampling liquid independent of each other, can simplify operation link, be conducive to improving efficiency, while being conducive to reducing pollution risk.

This utility model relates to the field of PVC aeroponic bed technology, and discloses a PVC aeroponic bed for potato cultivation, including a collection seat, a lower support, a cultivation platform, and an upper support. The lower support is fixedly installed on top of the collection seat, the cultivation platform is fixedly installed on top of the lower support, and the upper support is fixedly installed on top of the cultivation platform. A transverse drive motor is installed on one side of the collection seat, and a threaded screw is installed at the output end of the transverse drive motor. In this utility model, a triangular groove is opened at one end near the drain pipe to facilitate faster liquid flow into the drain pipe. After the culture solution is sprayed, the design of the transverse drive motor, the threaded screw, and the transverse push plate can push the residual liquid inside the collection seat into the triangular groove. Then, the design of the longitudinal drive motor, the double-ended screw, and the two longitudinal push plates can collect the liquid inside the triangular groove towards the drain pipe opening.

The application relates to a microfluidic device, a support and a plasma separation method for whole blood filtration, comprising a body, a filtration mechanism arranged in the body and a collection tank in communication with the filtration mechanism, the filtration mechanism is used for filtering red blood cells, and the collection tank is used for collecting plasma; the application further comprises a driving mechanism used for driving a sample in the body to move from a side where the filtration mechanism is located to a side where the collection tank is located. The driving mechanism can improve the flow speed of the sample, thereby improving the whole blood filtration speed, shortening the whole blood separation time and reducing the possibility of hemolysis. The microfluidic device provided by the embodiment can obtain plasma without a centrifuge, has a small device volume and is easy to operate.

The utility model provides a kind of cylindrical lithium ion battery, including positive current collector and roll core, wherein, disc body is equipped on positive current collector, disc body and the full tab end surface of roll core are welded fixed;The radius of roll core is R0, and the shortest distance of disc body edge to roll core edge is L4, and the radius of roll core and the shortest distance of disc body edge to roll core edge satisfy: L4 / R0=8.6~12.6%.The cylindrical lithium ion battery passes through the proportion range of radius of roll core and the shortest distance of disc body edge to roll core edge by reasonable setting, can both ensure in shell wall to the deformation of axis center, also cannot easily contact the disc body edge of positive current collector, effectively reduce short-circuit risk;It can also ensure that disc body and roll core have enough weldable area, maintain the overcurrent capacity of welding wire, avoid that welding wire place temperature rises too high, to guarantee the safety and performance of battery.

The utility model discloses a novel micro -jet homogenizer equipment, specifically relates to ultrahigh pressure micro -jet homogenizer technical field, including mould temperature machine, high pressure mechanism and cooling assembly, the side of mould temperature machine is provided with high pressure mechanism, and the side away from high pressure mechanism of mould temperature machine is provided with cooling assembly, its through to the outer cabin of high pressure cabin in high pressure mechanism adds high temperature oil and makes the material of initial pressurization to accelerate destruction or decomposition under high temperature environment, and the closed oil tank of high pressure mechanism passes through many oil circuit designs, and the oil circuit that the oil of convenient and fast inflow in high pressure cabin can heat up fast, and the pipeline that the high pressure pump of high pressure mechanism enters the closed oil tank adopts spiral pipeline design, so that high pressure cabin oil circuit heats up fast.