22results 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 relates to the technical field of egg white sampling, in particular to an egg white sample sampling device. A sampling needle for puncturing an eggshell and sucking egg white is arranged at the bottom of the sampling cavity; the push block is connected into the sampling cavity in a sliding manner; the reciprocating device is used for pushing the push block to slide in the sampling cavity; the washing liquid box is arranged outside the sampling cavity and is filled with washing liquid; the sampling cavity is communicated with a liquid conveying pipe; when the push block is located at the upper limit position of the sampling cavity, the washing liquid box is communicated with the sampling cavity; during sampling, the push block is lower than the upper limit position. An operation plane is arranged at the top of the rack; a first rail and a second rail are fixed to the operation plane, the second rail extends in the left-right direction of the operation plane, and the third rail is vertically arranged above the operation platform. The problem that when multiple eggs are sampled, sample pollution is easily caused is solved.

The utility model relates to the technical field of asphalt pavement construction, in particular to a drainage device for asphalt pavement construction. According to the technical scheme, the drainage cover comprises a drainage cover body, a supporting frame and a fixing frame, a groove is formed in the upper surface of the drainage cover body, a drainage groove is formed in the drainage cover body, a supporting box is installed on one side of the lower surface of the drainage cover body, and a fixing box is installed on the other side of the lower surface of the drainage cover body; mounting plates are fixed to the outer end faces of the two sides of the supporting box, the supporting frame is fixed to the inner wall of the supporting box, a mounting frame is movably connected to the upper surface of the supporting frame in an inserted mode, an ejector rod is fixed to the upper surface of the mounting frame, the fixing frame is fixed to the inner wall of the fixing box, and a connecting frame is movably connected to the upper surface of the fixing frame in an inserted mode; a tamping rod is fixed to the upper surface of the connecting frame, a connecting rod is movably inserted into the outer end face of one side of the connecting frame, and a fixing plate is fixed to the outer end face of one side of the connecting rod. The drainage channel can be prevented from being blocked.

The utility model provides an electric connection assembly and electronic equipment, the electric connection assembly comprises a circuit board, a first shielding assembly, a heat dissipation module and a second shielding assembly, and the circuit board is provided with an electronic element; the first shielding assembly is connected with the circuit board and surrounds the electronic element; the heat dissipation modules are arranged on the side, away from the circuit board, of the first shielding assembly at intervals. The second shielding assembly is arranged between the first shielding assembly and the heat dissipation module, the second shielding assembly, the first shielding assembly and the heat dissipation module jointly define a heat dissipation air channel, and the second shielding assembly comprises a plurality of conductive connecting pieces connected with the first shielding assembly and the heat dissipation module. Every two adjacent conductive connecting pieces are spaced to form a first opening of the heat dissipation air channel. The first opening of the heat dissipation air channel can be formed between every two adjacent conductive connecting pieces, equivalently, the number of the openings of the heat dissipation air channel is increased, exchange of air inside and outside the heat dissipation air channel can be accelerated, and more air can participate in heat dissipation.

The utility model belongs to feed additive processing equipment technical field relates to a kind of multi-component feed additive processing and mixing equipment, including the mixing cylinder being erected on support frame, and the quantitative feeding crushing component is equipped on the mixing cylinder, and the powder grinding assembly, airflow disturbance component and powder stirring mixing device are sequentially equipped in the mixing cylinder from top to bottom, heating sleeve is sleeved on the mixing cylinder, temperature sensor and air pressure sensor are penetrated and arranged on the mixing cylinder, and the quantitative feeding crushing component is connected with the powder grinding assembly.The utility model is crushed and ground to the feed additive raw material of addition by the powder grinding assembly cooperation quantitative feeding crushing component, reduces the problem of uneven mixing caused by the size difference of particle, and airflow disturbance component cooperation powder stirring mixing device makes feed additive particle constantly tumble, collision, breaks the gathering state between particles, and promotes the uniform dispersion of each component;Mixing cylinder powder stirring area is heated by heating sleeve, to prevent material from dampening and caking phenomenon.

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 discloses a dust-free device for PVC (polyvinyl chloride) anti-static film production, and particularly relates to the technical field of dust-free devices, which comprises a conveying table, a conveying belt is fixedly arranged in the conveying table, a connecting component for fixing a PVC anti-static film is fixedly arranged on the surface of the outer wall of the conveying belt, and a protective cover is fixedly arranged at the top of the conveying table. Sealing doors penetrate through the front side and the rear side of the top of the protective cover, inserting grooves are formed in the front side and the rear side of the top of the conveying table, the sealing doors are connected with the inserting grooves in an inserted mode, and sealing strips are arranged between the sealing doors and the inserting grooves and between the sealing doors and the protective cover. The conveying belt is used for conveying the PVC anti-static film, so that the conveying efficiency can be improved, meanwhile, the gas filtering assembly is used for circularly filtering gas in the protective cover and the conveying table, dust and impurities can be prevented from polluting a dust-free workshop, in addition, the filtered gas blows the gas in the protective cover to flow forwards, and the dust-free workshop is prevented from being polluted by dust and impurities. Therefore, the filtering efficiency of dust and impurities can be improved.

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.

The utility model relates to the technical field of rainfall detection, and discloses a detection device and outdoor equipment, and the detection device is arranged on the outdoor equipment, and comprises a water collection main body, a detection electrode and a drainage structure. The water collecting main body is provided with a flow guide slope and a water collecting part which is concavely arranged, and the flow guide slope is positioned on the upper surface of the water collecting main body and is communicated with the water collecting part, so that rainwater flows into the water collecting part after being guided. At least two detection electrodes which are arranged at intervals are arranged in the water collection part, a conduction loop can be formed after the water collection part is immersed by rainwater, a resistance value is generated, and the resistance value changes along with the immersion area of the electrodes, so that the rainfall condition is reflected. The drainage structure is arranged on the side portion or the bottom of the water collecting body, communicated with the bottom of the water collecting portion and used for draining accumulated water in time, and false alarms caused by rainwater retention are avoided. According to the detection device, effective collection and diversion of rainwater can be realized, meanwhile, the sensitivity and accuracy of detection are ensured, and the detection device is suitable for environment monitoring scenes of various outdoor equipment.

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 discloses a urine specimen preservation device in the technical field of urine specimen preservation, which comprises a cup body and a cup cover clamped with the cup body, the top of the cup body is clamped with an annular support table, the bottom of the support table is provided with an annular groove filled with preservative liquid, and the annular groove is provided with a sealing film; the supporting table is provided with safety holes and insertion holes in a staggered mode, the cup cover is fixedly provided with push rods inserted into the safety holes or the insertion holes, the cup body is rotationally connected with a swing rod, the swing rod is fixedly connected with a push plate in a sleeved mode, and the push rod is inserted into the insertion holes to push the push plate to rotate towards the sealing film and tear off the sealing film. According to the invention, the use safety can be improved.

The utility model relates to food processing technical field discloses a kind of flow guide devices for small ground sesame oil production, including rack, multiple grinding bodies are respectively arranged with interval in rack, flow guide groove body is set between front and back two sides grinding body, the inclined flow guide disc is set on each mill, and oil outlet is equipped on flow guide disc, scraper oil mechanism is set in flow guide groove body, control mechanism is set on flow guide groove body, and control scraper oil mechanism moves along flow guide groove body front and back.The utility model cooperates with flow guide disc and flow guide groove body by setting multiple grinding bodies in rack, so that the sesame oil produced by each grinding body can be quickly and accurately flowed into flow guide groove body through the oil outlet of inclined flow guide disc, realize the centralized collection of multiple grinding body oil outlet, solve the problem that traditional device oil collection lacks efficient guidance and concentration;And the setting of scraper oil mechanism and control mechanism can clean residual oil in flow guide groove body in time, avoid residual oil oxidation rancidity, improve raw material utilization, and guarantee product quality.

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 invention discloses an assembled prefabricated type field terrace pavement slab integrated with a sponge city system, and relates to the technical field of prefabricated pavement slabs. The assembled prefabricated field terrace pavement slab integrated with the sponge city system comprises a bottom support, a middle-layer supporting frame and a panel layer which are sequentially arranged from bottom to top, the middle-layer supporting frame is provided with a drainage groove, and the panel layer is used for collecting rainwater and guiding the rainwater to the drainage groove; a latticed supporting frame is arranged in the panel layer, sleeves are arranged on part of latticed nodes, vertically-staggered drainage ditches are formed in the area, opposite to part of the supporting frame, of the upper surface of the panel layer, the sleeves are opposite to staggered nodes, water passing bushings are installed in the sleeves, and a cover face integrally formed with the panel layer is arranged on the upper layers of the staggered nodes. According to the assembled prefabricated yard level pavement slab integrated with the sponge city system, the latticed supporting frames are pre-buried in the slab layer to form a composite structure similar to reinforced concrete, and the bending resistance, compression resistance and impact resistance of the slab are greatly improved.

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.

The utility model relates to the technical field of dies, and discloses a die structure adopting a deep gate, which comprises a die main body, a main runner is formed in the die main body, and a transverse runner is communicated with a branched runner. After the main runner is arranged, the front and back positions of the main runner are communicated with the vertical runner, the transverse position of the main runner is communicated with the transverse runner, and the bottom positions of the first sinking groove, the second sinking groove and the third sinking groove are respectively provided with the first glue port, the third glue port and the second glue port, so that excessive accumulation of materials at the water port part is avoided, and the material waste is reduced; the size of the water gap is reduced, so that molten plastic can quickly and uniformly flow into a mold cavity in the injection molding process, meanwhile, the material consumption of the water gap part is reduced, and the plastic melt can smoothly flow by reasonably arranging the diameter, the length and the shape of the flow channels under the additional arrangement of the transverse flow channel and the vertical flow channel; meanwhile, the material waste of the water gap area is reduced to the greatest extent.

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.