35results about How to "Reduce outflow" patented technology

The petroleum drilling system comprises a base, the base is horizontally placed on the ground, a through hole is formed in the middle of the base, a transverse plate is arranged above the base in a lifting mode, a first motor is arranged above the transverse plate, and an outer pipe is arranged below the transverse plate; the top of the outer pipe is connected with an output shaft of the first motor pair, a drill bit is arranged at the bottom of the outer pipe, and a hole channel is formed in the drill bit in a penetrating mode and communicates with the outer pipe. An inner pipe is arranged on the inner side of the outer pipe, a plurality of adjusting assemblies are arranged below the inner pipe, each adjusting assembly is connected with the inner side wall of the outer pipe, and the size of an opening in the upper end of a space formed by the adjusting assemblies is larger than that of an opening in the lower end of the space. A water pump and a liquid tank are further arranged on the base; the water pump can control the liquid tank to enable drilling fluid to enter and exit from the inner pipe and the outer pipe; by replacing the manufacturing material of the inner pipe, the overall mass of the inner pipe is lighter, and then the fixing degree of the plug pin to the inner pipe is improved.

The utility model relates to vehicle technical field, specifically disclose a fastener, vehicle body and vehicle, and the fastener can be connected with the surface abutment of the connecting piece through the abutment surface, the fastener is provided with the flow channel, the flow channel penetrates the abutment surface and the outer surface except the abutment surface of fastener, the flow channel can form the outflow channel, break the continuous gap structure, interfere with the formation of capillary action, thereby reduce the infiltration and accumulation of electrophoretic paint liquid between fastener and connecting piece, and the flow channel can provide the outflow path for the liquid in the gap between fastener and connecting piece, when the liquid drainage process, liquid can be discharged outward through the flow channel, reduce the residual amount in the gap, thereby reduce the outflow amount of liquid when drying. And drying process, the flow channel provides the pressure relief channel, reduces electrophoretic paint liquid because of the pressure difference is extruded and forms the flow mark, reduces electrophoretic polishing process, guarantees the anticorrosive performance and appearance quality of vehicle body.

The invention provides a steel plate defect detection method and system based on machine vision, and relates to the technical field of steel plate defect detection.The method comprises the steps that upper and lower surface sensors, an electrical cabinet, a detection server and a camera computer are deployed on a production line, and power supply connection is conducted through the electrical cabinet; irradiating the steel plate by using an LED light source, and triggering a line scanning camera by an encoder to acquire upper and lower surface and edge images; processing and filtering pseudo defects through a camera computer, identifying real defects and extracting images, and determining defect types, positions and severity by combining a multi-level classifier and an expert database; after related data are stored, quality files such as coiled material reports are automatically generated, sound-light alarm is triggered when the defect severity threshold value is exceeded, the field control unit is linked to execute feedback operation or output I / O signals, online detection, classification, storage, report generation and threshold-exceeding alarm linkage of steel plate defects can be achieved, and the detection efficiency and the quality control level are improved.

This utility model provides a novel columnar paint mist collector, including a shell. Multiple filter covers are fixedly installed on the inner wall of the shell. A first inner core is fixedly installed on the inner wall of each filter cover. A guide filter plate is fixedly installed on the outer wall of each filter cover. Multiple second inner cores are fixedly installed on the inner wall of each guide filter plate. Two full-coverage filter plates are also fitted onto the outer wall of each filter cover. Multiple third inner cores are fixedly installed on the inner wall of each full-coverage filter plate. The advantages of this utility model are: the guide filter plates reduce the leakage of air from the outside of the filter covers when they are misaligned; the full-coverage filter plates increase the overall filtration effect, thus adding a double filtration effect while filtering the filter cover at that position, thereby maintaining multiple filtration effects on the air while reducing the leakage of unfiltered air.

The application relates to the cable accessory forming field and particularly discloses a cold-shrink cable accessory forming device and a forming method, which comprises a machine body, an upper die and a lower die arranged on the machine body, a mandrel placed on the lower die and used for forming an inner wall of the cable accessory, a sealing positioning block penetrating through the mandrel and used for supporting and sealing the mandrel after the upper die and the lower die are closed, an extension ring fixed to one end of the sealing positioning block close to the cable accessory, a discharging ring slidably connected to the extension ring, an air passage provided between the extension ring and the discharging ring and connected with an air source, an adjusting mechanism used for adjusting the distance between the end of the sealing positioning block and the end of the discharging ring, a mounting and dismounting mechanism used for separating / assembling the mandrel on the lower die, and a feeding mechanism used for moving the sealing positioning block along the mandrel. The application has the effects of facilitating the discharging of the cold-shrink accessory and reducing the labor degree.

The invention discloses a plastic product surface defect detection device based on machine vision, which relates to the technical field of plastic product detection, and comprises a support plate, a positioning table, a three-axis adaptive assembly arranged between the support plate and the positioning table, a compensation assembly arranged in the assembly, and a visual detection soft communication system. The three-axis adaptive assembly realizes three-axis movement of the visual camera, and the compensation assembly can finish micro-motion compensation of the camera and make up for a detection blind area of a large-size product; the visual detection soft communication system is in two-way signal connection with all execution and sensing components, automatic linkage control, image acquisition and processing and intelligent defect recognition and judgment are achieved, detection signals can be received, action parameters can be dynamically adjusted, and closed-loop detection is formed. The device solves the problems that traditional detection equipment is limited in detection range and low in recognition precision, improves the adaptability to products of different specifications, achieves defect global accurate detection, reduces defective product outflow, and is suitable for the production quality control link of plastic products.

The present application relates to the technical field of floor washing machines, and discloses a liftable side guard rail of a floor washing machine, which has the technical scheme that comprises a mounting frame and a cover plate, the cover plate is fixedly connected with a rubber pad, the mounting frame is provided with a rotating mechanism, the rotating mechanism comprises a first rotating part and a second rotating part, the cover plate rotates on a first plane through the first rotating part, and the cover plate rotates on a second plane through the second rotating part, so that the distance between the cover plate and the brush disc of the floor washing machine is adjusted, the distance is adjusted, the water stains in the rotating process of the brush disc are thrown onto the cover plate in the process of cleaning the ground, the distance of the water stains being thrown is changed, in the case that there is a large amount of water on the ground, the distance is reduced, the back-and-forth distance of the water on the ground meeting the cover plate is reduced, the water is more easily taken away by the brush disc for cleaning, the cleaning efficiency is improved, the distance between the rubber pad and the ground can be adjusted, the pressure between the rubber pad and the ground is increased, and thus the water on the ground is reduced from flowing out of the rubber pad.

The utility model discloses a piping plugging device which comprises an inverted filter part, the inverted filter part surrounds a piping position, a stabilizing part is arranged on the periphery of the inverted filter part, the stabilizing part is used for stabilizing the position of the inverted filter part, a plugging part is connected into the inverted filter part through a lead screw, and the lead screw is used for adjusting the depth of the plugging part embedded into a piping opening. The plugging piece is used for plugging the piping opening, the plugging piece can permeate water and block sand, the device can plug piping emergency rescue through the plugging piece and the inverted filtering piece, silt can be left in the device, silt loss is reduced, then emptying of a sand layer is avoided, and more dangerous accidents are avoided.

This utility model discloses a glass drilling monitoring and control system, including a PLC controller and a screen printing machine. The output terminal of the PLC controller is connected to the screen printing machine, which performs a screen printing process on the drilled glass transmitted to the screen printing station according to the control signal of the PLC controller. The control system also includes a drilling detection module, which detects the hole position of the drilled glass, and its output terminal is connected to the PLC controller. The output terminal of the PLC controller is connected to an alarm module, which controls the output of the alarm signal of the alarm module according to the hole position detection result. The advantages of this utility model are: by detecting the hole position of the drilled glass and triggering a production alarm, the outflow of glass products with unsuccessful or incomplete drilling is reduced, thereby improving the reliability of the produced products.

The utility model relates to the technical field of sludge treatment equipment, in particular to a microbial fermentation device for sludge treatment, which comprises a treatment box, a stirring mechanism is arranged in the treatment box, a discharging mechanism is arranged at the bottom of the treatment box, and the stirring mechanism comprises a stirring cavity formed in the treatment box. The sludge stirring device comprises a stirring cavity, a stirring shaft is rotatably arranged in the stirring cavity through a bearing, a spiral stirring blade is fixedly connected to the stirring shaft, and a plurality of stirring rods are uniformly and rotatably arranged on the inner wall of the stirring cavity. The sludge and microorganism mixing effect is effectively improved, a powerful guarantee is provided for full proceeding of a fermentation reaction, then the fermentation efficiency and the treatment quality are improved, meanwhile, under the action of the auger conveying disc, the discharging efficiency of the device is guaranteed, and the situation that the discharging pipe is blocked is reduced.

This utility model discloses a floor scrubbing machine, including a floor brush. The floor brush includes a housing and a wastewater tank. The housing has a suction port and a suction channel. The wastewater tank has a water inlet at the right end. The water inlet end of the suction channel is connected to the suction port, and the water outlet end of the suction channel is connected to the water inlet. A water-retaining rib is provided inside the wastewater tank, forming a water inlet channel with the upper wall of the wastewater tank. The water inlet end of the water inlet channel is connected to the water inlet, and the water outlet end of the water inlet channel extends to the left side of the wastewater tank and communicates with the internal space of the wastewater tank. This utility model uses a water-retaining rib to enclose the water inlet, forming a long, narrow water inlet channel. The water outlet end of the water inlet is led from the right side to the left side of the wastewater tank. After the wastewater enters through the water inlet, it flows into the wastewater tank from the top left side through the water inlet channel, reducing the possibility of water flowing out of the wastewater tank from the water inlet when the floor brush is tilted.

The utility model discloses a raw material automatic proportioning and feeding device for yellow phosphorus production, which comprises a stock bin mechanism, a weighing mechanism, a mixing mechanism and a control panel, the stock bin mechanism comprises a No.1 stock bin, a No.2 stock bin and a No.3 stock bin, the weighing mechanism comprises weighing equipment, a weighing bin and a feeding through pipe, and the mixing mechanism is connected with the control panel. The control panel is arranged at the position, convenient to operate, of one side of the stock bin mechanism. According to the utility model, the stock bin mechanism, the weighing mechanism, the mixing mechanism and the control panel are combined for use, raw materials are weighed and mixed firstly and then are fed into the electric furnace, so that the whole-process automatic control degree is high, independent manual metering operation is not needed, and the subsequent working efficiency, the use convenience and the yellow phosphorus preparation effect are improved.

The utility model relates to the technical field of reproductive health, and discloses a sperm collecting device which comprises a collecting cylinder, a soft lantern ring is arranged on the inner side of the collecting cylinder, attaching side blocks are arranged on the two sides of the collecting cylinder, attaching sliding grooves are formed in the two sides of each attaching side block, limiting holes are formed in the surfaces of the attaching side blocks, and a telescopic cylinder is arranged on the outer side of the collecting cylinder. Limiting knobs are arranged on the two sides of the telescopic cylinder, connecting blocks are arranged at the front end and the rear end of the telescopic cylinder, elastic soft belts are arranged on the two sides of each connecting block, containing cylinders are arranged on the two sides of the top end of the telescopic cylinder, containing top covers are arranged at the top ends of the containing cylinders, feeding pipes are arranged in the middles of the top ends of the containing top covers, and feeding top covers are arranged on the outer sides of the top ends of the feeding pipes. According to the sperm collecting device, the collecting cylinder, the telescopic cylinder and the collecting cylinder are arranged, so that the device can be conveniently adjusted according to the requirements of a user, sperms can be conveniently collected by the device, and the situation that the sperms flow out due to the fact that the device topples over is reduced.

The application belongs to the technical field of pressure flow detection devices, in particular to a tap water pipe network pressure flow detection device, which comprises an ultrasonic flowmeter; further comprising: a connecting mechanism comprising two symmetrical connecting frames fixedly installed on the ultrasonic flowmeter, a plurality of first elastic balls are fixedly installed in the connecting frame, and a movable clamping plate in the connecting frame is fixedly connected with the plurality of first elastic balls; through the designed structure, the detection place of the tap water pipe is quickly cleaned, the cleaning structure and the clamping structure are integrated, convenience is realized, the staff does not need to carry cleaning tools additionally, the detection precision of the ultrasonic flowmeter is improved through pre-cleaning. Meanwhile, the coupling agent is integrated into the storage frame of the ultrasonic flowmeter, and the coupling agent can be uniformly applied to the ultrasonic flowmeter through simple up-down movement.

The object of the present invention is to reduce or prevent oil in an oil mist separator from being carried away. The invention relates to an oil mist separator for a PCV system of an internal combustion engine. The oil mist separator comprises an inlet for allowing blow-by gas to flow in, an outlet for discharging blow-by gas, a bottom plate forming a flow path for circulating blow-by gas between the inlet and the outlet, an impinger for separating oil from blow-by gas, an oil discharge portion disposed below the bottom plate and having an oil discharge port area for receiving the separated oil, and a plurality of baffle plates for capturing oil, formed on an upper surface of the bottom plate between the impinger and the outlet, wherein an oil storage section for temporarily storing oil captured by the baffle plates is partially disposed on at least one side of the plurality of baffle plates in a short side direction of the bottom plate.

This invention discloses an IoT chip module encapsulation conveying device, including a CNC guide rail and a carrier block. A laterally movable mounting plate is installed on the CNC guide rail, and a rack is fixedly connected to one side of the CNC guide rail. An air supply mechanism is installed on the mounting plate, and the rack is drivenly connected to the air supply mechanism. A first sliding groove is formed on the mounting plate, and a locking block is provided on the carrier block. This IoT chip module encapsulation conveying device, through the setting of a buffer mechanism, allows the carrier block to slide along the first sliding groove due to inertia the instant the mounting plate stops. The buffer mechanism can buffer the carrier block, thereby reducing the possibility of the encapsulant on the chip flowing out or deforming due to inertia. Through the coordinated arrangement of the rack, air supply mechanism, and buffer damping adjustment mechanism, the buffer mechanism can automatically adjust the damping magnitude according to the speed of the carrier block's movement, further improving the practicality of the device.

The application discloses a pipeline leak repairing and replacing device for fire engineering construction, which comprises a replacing pipe and two leak stopping pipes, the replacing pipe is used for replacing the damaged pipeline cut off, and the leak stopping pipes are used for stopping the cut joint.

The application relates to the technical field of percussion mechanisms of rock drills, in particular to a percussion mechanism of a hydraulic rock drill, which comprises a body part, a containing groove being formed in the body part along the axial direction, a percussion piston being slidably arranged in the containing groove, a high-pressure flow channel and a low-pressure flow channel being arranged on the body part, and a reversing valve, which comprises a valve body, an inner flow channel being formed in the valve body, and the cross section of the inner flow channel being at least partially in the shape of a circular truncated cone; wherein the inner part of the body part is provided with a first pressure space and a second pressure space, the reversing valve is slidably arranged in the second pressure space, and the sliding of the reversing valve is used for making the second pressure space communicate with the high-pressure flow channel and / or the low-pressure flow channel; the percussion piston is used for making the first pressure space communicate with the high-pressure flow channel or making the fluid in the first pressure space enter the low-pressure flow channel; and a dynamic gap is always present between the percussion piston and the inner wall of the reversing valve.

The pavement crack pouring equipment comprises a bottom plate, an injection opening for crack pouring is formed in the bottom plate, a surrounding plate is arranged at the injection opening, limiting rings are installed on the two sides of the surrounding plate through rotating shafts, and crack pouring guns are detachably installed in the limiting rings; a fixing rod is further fixedly arranged on the bottom plate, a connecting rod is hinged to one end of the fixing rod, and a contact ball is arranged at one end of the connecting rod. The device can be suitable for crack pouring guns of various models, meanwhile, the crack pouring guns are lifted to a certain height, abrasion is reduced, the service life of the crack pouring guns is prolonged, a space can be formed in the crack pouring process, outward flowing of crack pouring asphalt can be reduced, the asphalt can be stricken after crack pouring, the asphalt flowing out can return to cracks, and the crack pouring quality is improved. Leveling treatment is not needed after crack pouring is completed, the crack pouring efficiency and quality are improved, and the crack pouring device is high in universality and wide in application range.

This invention discloses a sterically hindered hydrophilic nano-silica, its preparation method, and its applications, belonging to the field of shale oil and gas storage modification and production enhancement technology. The sterically hindered hydrophilic nano-silica is modified with ethylene oxide and aniline. The nano-silica has a particle size of 2-5 nm, the mass percentage of ethylene oxide to nano-silica is 1.5-3:1, and the mass percentage of aniline to nano-silica is 0.8-3:1. The prepared hydrophilic nano-silica can be used in the preparation of reagents to reduce fracturing fluid damage. This hydrophilic nano-silica competes with polymers for adsorption, reducing polymer adsorption blockage and thus reducing fracture damage.

The invention relates to a water heater air volume self-adaption method and device, computer equipment and a storage medium. The method comprises the steps that in the operation process of a draught fan, if a draught fan rotating speed change instruction is received, the target rotating speed PWM duty ratio of the draught fan is obtained; calculating a PWM duty ratio difference value between the PWM duty ratio of the current rotating speed and a preset PWM duty ratio of a target rotating speed; determining target braking time based on the PWM duty ratio difference value; and within the target braking time, the operation rotating speed of the fan is adjusted in a self-adaptive mode based on a preset fan speed adjusting curve. According to the method, the fan rotating speed can reach the target value quickly, the gas adjusting process is accelerated, the problem of temperature overshoot caused by combustion heat exchange inertia caused by fan rotating speed adjustment and inertia is fully solved, the problem of slow rotating speed switching in the sweeping process before ignition is further solved, the ignition success rate is increased, and the ignition efficiency is improved. And the use comfort and reliability of the water heater are ensured.

The application provides an intelligent video analysis method based on large model scheduling, which comprises the following steps: video data acquisition and preprocessing, video content feature extraction and analysis, large model dynamic scheduling and task allocation, video analysis based on the large model and result generation, result fusion and post-processing, online incremental learning and model updating, and the like. The method can efficiently and automatically analyze, has the advantages of quantifying behavior reliability, flexible adaptation to scenes, and support for complex decisions. Meanwhile, multi-dimensional information fusion improves the accuracy of behavior description and the practical application value of the analysis method.

The utility model relates to the technical field of mixing of nanometer silicon-carbon negative electrode materials, in particular to ball-milling wet-process mixing equipment for production of nanometer silicon-carbon negative electrode materials, which comprises a mounting plate, supporting plates are fixedly mounted on two sides of the surface of the mounting plate, sealing rings are arranged on the surfaces of the supporting plates, and a mixing cylinder is rotatably connected between the supporting plates. A transmission assembly is arranged on the surface of the mixing barrel, a through groove is formed in the middle of the surface of the mixing barrel, a stirring assembly is arranged in the through groove, a guide pipe is fixedly mounted at the top of the mixing barrel, and a sealing cover is rotationally connected to one side of the surface of the guide pipe. And when the transmission assembly is powered on, the mixing cylinder rotates along with the transmission assembly, and when the mixing cylinder rotates, the stirring assembly performs semicircular reciprocating motion along with the mixing cylinder to turn and throw materials in the mixing cylinder, so that the mixing efficiency of the materials in the mixing cylinder is improved.

The utility model discloses a digestive tract endoscopic biopsy pathological sample fixing box, which relates to the technical field of medical supplies, and comprises an embedding box base and an embedding box upper cover, the embedding box upper cover is covered on the embedding box base, a pathological number coding area is arranged above the front side of the embedding box base, and the embedding box upper cover is covered on the embedding box base. A groove is formed in the middle of the upper surface of the embedding box base, at least part of space in the groove forms a specimen fixing area, filter paper is arranged on the bottom wall and the circumferential side wall of the specimen fixing area, and a specimen recognition area is formed in the position, on the rear side of the specimen fixing area, above the embedding box base. And the upper surface of the embedding box base is provided with a two-dimensional code pasting area on the left side of the specimen recognition area. The specimen box has the advantage of preventing the specimen in the box from being lost and polluted by the outside.

The utility model relates to the technical field of vehicle chassis detection, in particular to a vehicle chassis detection device and a vehicle detection system. The vehicle chassis detection device comprises a guide fence assembly used for being installed outside a trench, and the fence assembly is used for limiting the moving range of a to-be-detected vehicle; the camera shooting assembly is used for being installed in the trench, and the camera shooting assembly is used for shooting an image of a chassis of a to-be-detected vehicle; and the display assembly is in signal connection with the camera assembly, and the display assembly is used for displaying the chassis image of the to-be-tested vehicle. According to the invention, the camera records the high-definition image to visually detect the vehicle chassis, the operation efficiency is improved, the safety risk of cross operation is eliminated, the problem of poor interference is reduced, the method is suitable for vehicles with various wheelbases, and the expected effect is achieved.

The utility model discloses a fireproof door with a smoke-proof structure, which comprises a door frame, a fireproof door main body is hinged to the left side in the door frame through hinges, and an automatic door closer is arranged between the top of the fireproof door main body and the top of the door frame. According to the fireproof door, the first L-shaped high-temperature-resistant sealing strip and the second L-shaped high-temperature-resistant sealing strip are mutually embedded, pressure is applied to the back face of the second L-shaped sealing strip through the jacking mechanism, the sealing effect is improved, when a fire occurs, the temperature around the fireproof door rises, the thermal fuse is fused when heated, and the bottom high-temperature-resistant sealing gasket makes contact with the ground, so that the fireproof door is prevented from being damaged. And the gap between the bottom of the fireproof door main body and the ground is sealed, so that the surrounding gaps of the fireproof door plate are effectively sealed, fire smoke and dust are prevented from flowing out of the gaps, the heat resistance and the smoke prevention effect of the fireproof door are improved, and damage can be effectively reduced when the fireproof door encounters a fire.

The low-nitrogen-oxygen combustion equipment comprises a fuel pipe, a plurality of gas inlet pipes and a mixing pipe, the two ends of the mixing pipe are closed, the fuel pipe and the gas inlet pipes penetrate through the end face of one end of the mixing pipe and are inserted into the mixing pipe, and the gas inlet pipes are arranged at equal intervals along the circumference of the fuel pipe; the fuel pipe and the mixing pipe are coaxially arranged, a plurality of second air holes are formed in the end, away from the air inlet pipe, of the mixing pipe at equal intervals in the circumferential direction, a vibration mechanism is arranged at the end, away from the fuel pipe, of the mixing pipe and comprises a vibration ring and an ultrasonic vibrator, and the vibration ring is of a circular ring structure. The vibration ring is coaxially arranged in the mixing pipe, the ultrasonic vibrator penetrates through the mixing pipe and is connected with the mixing pipe, and one end of the ultrasonic vibrator is fixed on the vibration ring. The present application has an effect of reducing the amount of nitrogen oxides generated during combustion.

The application relates to the technical field of mechanical transmission, and provides a transmission structure and a mechanical equipment, the transmission structure comprising a rotating shaft system and a rotating system. The rotating system is sleeved on the rotating shaft system to form a lubricant cavity; on the same side of the lubricant cavity, at least two sealing assemblies are arranged between the rotating system and the rotating shaft system, and the at least two sealing assemblies are arranged along the axial direction of the rotating shaft system. In this way, two or more sealing structures can be formed on the same side of the lubricant cavity, the probability of lubricant flowing out of the lubricant cavity is reduced, and the sealing performance of the lubricant cavity is improved. The at least two sealing assemblies can prevent the lubricant in the lubricant cavity from flowing out along the axial direction of the rotating shaft system, so that the lubricant cannot infiltrate into the inner surface of the brake hub, the brake failure of the mechanical equipment is avoided, and the safety of the mechanical equipment is improved.

This invention relates to the field of chemical production technology and discloses a drying apparatus for producing sodium dodecyl sulfate, comprising: a packaging support mechanism, wherein a material guiding and fragmenting mechanism and a hydrothermal drying mechanism are respectively installed inside the packaging support mechanism, and the material guiding and fragmenting mechanism is movably connected to the hydrothermal drying mechanism; a closed feeding mechanism is provided on the top of the packaging support mechanism; and a moisture and odor emission mechanism is installed on the surface of the packaging support mechanism. This drying apparatus for producing sodium dodecyl sulfate, through the packaging support mechanism, the material guiding and fragmenting mechanism, the hydrothermal drying mechanism, the closed feeding mechanism, and the moisture and odor emission mechanism, can heat the sodium dodecyl sulfate material by generating a temperature continuously below 100 degrees Celsius through the hydrothermal drying mechanism, which is then conducted through the material guiding and fragmenting mechanism. This ensures that the sodium dodecyl sulfate is not decomposed by high temperature while ensuring its drying, further guaranteeing the shelf life of the sealed packaged sodium dodecyl sulfate.