321results about How to "Reduce overflow" patented technology

The invention relates to duplex stainless steel powder for laser additive manufacturing and a preparation method and application thereof, and belongs to the technical field of nitrogen-containing stainless steel powder preparation, the duplex stainless steel powder comprises, by mass, 0.09-0.20% of C, 5.00-15.00% of Mn, 1.00-5.00% of Mo, 5.00-15.00% of Ni, 10.00-30.00% of Cr, 0.10-0.40% of N, less than or equal to 0.02% of S, less than or equal to 0.02% of P, and the balance Fe. According to the method, vacuum induction melting and high-pressure inert gas atomization methods are utilized, the conditions such as the adding time of the mixture of the metal manganese particles and the nitrogen-containing alloy particles are controlled, and therefore the purpose of controlling the nitrogen content in the alloy powder is achieved.

The invention provides a positive electrode material and a preparation method thereof, a positive electrode plate, a secondary battery and an electric device. The positive electrode material comprises an inner core, a first coating layer and a second coating layer, wherein the first coating layer coats at least part of the outer surface of the inner core; the second coating layer coats at least part of the outer surface of the inner core with the first coating layer; the material of the first coating layer comprises a lithium element and an X element; and the material of the second coating layer comprises an X element and a Z element. By forming the first coating layer, residual lithium on the surface of the inner core can be eliminated, meanwhile, the first coating layer has relatively high oxygen vacancy formation energy, oxygen dissolution in the inner core can be reduced or even avoided, side reaction between oxygen and electrolyte caused by oxygen dissolution can be reduced or even avoided, the cycle life of the secondary battery is prolonged, and the safety of the secondary battery is improved; the uniform protective film is formed on the surface of the inner core coated with the first coating layer, so that oxygen is reduced or even prevented from overflowing from the position not coated with the first coating layer.

The embodiment of the invention provides a preparation method of a sliding bearing composite coating and the sliding bearing composite coating, and relates to the technical field of surface engineering.The method comprises the steps that nickel-based base coat alloy powder and copper-based alloy surface layer powder are dried; a cladding head is aligned with a to-be-cladded area of the sliding bearing, nickel-based priming layer alloy powder is evenly fed into the surface, aligned with the cladding head, of the sliding bearing through a scraping disc type pressure powder feeder on the basis of first technological parameters, the nickel-based priming layer alloy powder is molten into molten drops, and the molten drops and the surface of the sliding bearing form a micro molten pool; carrying out continuous cladding to form a nickel-based bottoming layer; and after the sliding bearing with the surface cladded with the nickel-based bottom layer is cooled, the nickel-based bottom layer is polished to be smooth, copper-based alloy surface layer powder is evenly fed into the surface of the nickel-based bottom layer through a scraping disc type pressure powder feeder on the basis of second technological parameters, and the copper-based alloy surface layer is formed on the surface of the nickel-based bottom layer through continuous cladding. And the sliding bearing clad with the composite coating is obtained. The quality can be improved.

The present application relates to the field of photovoltaic module production, and in particular to a lead pressing and gluing device for photovoltaic modules. In order to solve the problem of the prior art that the high-temperature cloth needs to be manually arranged when the lead is set, the device includes a frame, a cache component for arranging the high-temperature cloth balls and a transfer component for sorting the high-temperature cloth are arranged in the frame, and a double-station degumming mechanism is arranged on one side of the cache component. The double-station degumming mechanism includes a first moving module, a second moving module and a degumming component. The first moving module and the second moving module are arranged in the frame, and the first moving module and the second moving module are both provided with a placement component; the transfer component places the sorted high-temperature cloth into the placement component, and the first moving module and the second moving module move the placement component from the cache component to the degumming component in turn to degumming the high-temperature cloth; the double-station degumming mechanism is provided with a lead installation bending mechanism on one side away from the cache component, and the lead installation bending mechanism is used to take away the degummed high-temperature cloth and install it on the photovoltaic panel through the lead. The present application has the effect of improving the pre-arrangement efficiency of the high-temperature cloth.

The invention discloses a bottom-attached tunnel desilting device and desilting method based on the pulsed jet ground breaking effect, the bottom-attached tunnel desilting device comprises a crawler-type advancing module, a connecting frame, a desilting module and a conveying pipeline, the connecting frame is fixed on the front side of the crawler-type advancing module, and the conveying pipeline comprises a negative pressure water pipe and a high pressure water pipe; the jet module comprises a signal processing system, a high-precision sensor, a high-pressure water pump, a pulse controller and a steering engine; the suction module comprises a sludge inlet box, a connecting rod structure, a brush and a spiral centrifugal pump; through the innovative pulse jet technology, the self-circulation system and the terrain self-adaption design, an efficient, energy-saving and stable operation mode can be provided in the tunnel desilting process, and the tunnel desilting device has high environmental adaptability and is suitable for tunnel desilting operation of various complex terrains.

The invention discloses a fishpond filtering device for removing suspended solids, and relates to the technical field of filtering. A flat plate is fixedly mounted on the left side of the device body, a water suction pump is arranged at the top of the flat plate, a spiral hose is arranged at the bottom of the water suction pump, and the outer wall of the spiral hose movably penetrates through the interior of the flat plate. A water conveying pipe is arranged on the right side of the water suction pump, and the outer wall of the water conveying pipe penetrates through the interior of the device body. A filtering assembly is fixedly mounted at the bottom of the spiral hose. According to the invention, the filter assembly is promoted to move back and forth so as to absorb suspended solids in water at the gathering part of the suspended solids, and the disturbed water flow does not interfere with the suspended solids intercepted by the filter plate when the spiral blade rotates; the removal efficiency of the suspended solids in the fish tank is improved, and secondary overflow caused by falling of the suspended solids intercepted on the surface of the filter plate is effectively avoided.

The invention discloses material mixing equipment for hard alloy material processing, which comprises a stabilizing seat, a material mixing tank, a stirring structure, a powder feeding hole and a liquid feeding hole, and further comprises a lower powder butt joint structure, the stirring structure comprises a driving motor and an upper stirring rod, the lower powder butt joint structure comprises a limiting cylinder fixed at the bottom in the material mixing tank, and the limiting cylinder is fixed at the bottom in the material mixing tank; a lower stirring rod is movably mounted on the inner side of the limiting cylinder and is clamped with the upper stirring rod, stirring blades are arranged on the outer side of the lower stirring rod, and an outer sleeve ring is arranged on the outer side of the lower stirring rod and the outer side of the upper stirring rod; the lower flow penetrating structure comprises an annular table located below the stirring blades, the annular table is connected with the lower stirring rod and rotates along with the lower stirring rod, a plurality of sets of movable pressure applying frames are arranged at the upper end of the edge of the outer side of the annular table, and a pressure applying rod is arranged on the inner side of each movable pressure applying frame. And the uniformity of the mixing temperature is ensured.

The utility model discloses a safety fence for building construction, which comprises a plurality of supporting mechanisms, baffles are arranged among the supporting mechanisms, a spraying mechanism is arranged on one side, close to the construction, among the supporting mechanisms, the spraying mechanism comprises a water pipe, two ends of the water pipe are fixedly connected with fixing seats, the fixing seats are fixedly mounted on the supporting mechanisms through bolts, and the fixing seats are fixedly connected with the supporting mechanisms through bolts. A plurality of nozzles are evenly arranged on the water pipe in an upward inclined mode, connectors are arranged at the two ends of the water pipe, every two adjacent connectors are connected through a hose, the connector close to a water source is connected with a conveying water pump through a conveying pipe, and the water pipe of the spraying mechanism is fixedly connected with a fixing base and fixed to the supporting mechanism. The adjacent spraying mechanisms connect the adjacent connectors of the adjacent water pipes together through the connecting hoses, the connected water pumps convey water in a water source into the water pipes, the water is sprayed from the nozzles formed in the water pipes, dust falling on a building construction site is achieved, and overflow of smoke generated during construction is reduced.

The utility model discloses a paper bonding device for chemical fiber paper tube production, which comprises an upper unwinding roller, a lower unwinding roller, an upper glue spreading roller, a lower glue spreading roller, an upper pressing roller and a lower pressing roller, the upper pressing roller is driven by a pressing mechanism to press the lower pressing roller, upper paper is wound on the upper unwinding roller, lower paper is arranged on the lower unwinding roller, and the lower pressing roller is driven by a pressing mechanism to press the lower pressing roller. One side of the upper glue spreading roller and one side of the lower glue spreading roller are respectively provided with a glue spreading roller, each glue spreading roller comprises a roller surface pipe and a central shaft, a glue cavity is formed between the central shaft and the roller surface pipe, the circumferential surface of the roller surface pipe is provided with a plurality of glue outlet holes, and the central shaft is sleeved with an air bag. According to the gluing device, glue can be effectively and uniformly coated on paper, the paper is glued, the glue distribution uniformity in the paper gluing process is improved, the problems that cavities exist between the paper and the glue overflows from the edges of the paper are reduced, the glue utilization rate is improved, and finally, the quality of chemical fiber paper tubes can be effectively guaranteed.

The invention relates to an efficient heat dissipation type server case shell, and relates to the technical field of server cases. The efficient heat dissipation type server case shell comprises a shell body and a filter screen, the shell body is further provided with a cleaning mechanism, the cleaning mechanism comprises a cleaning frame and a driving assembly, the cleaning frame is provided with a plurality of bristles, the bristles extend into meshes in the filter screen, and the driving assembly drives the cleaning frame to rotate. And the driving assembly is used for driving the cleaning frame to move in the height direction of the filter screen, so that dust in meshes of the filter screen is brushed off by the bristles. The computer case shell has the effect of ensuring the heat dissipation effect of the computer case shell.

The invention discloses a pressure-shear tester oil pressure monitoring system and method based on scene analysis, and belongs to the technical field of oil pressure monitoring control, and the method specifically comprises the steps: collecting related data of a pressure-shear tester, including oil pressure data, load data, temperature data and displacement data, and preprocessing the collected related data of the pressure-shear tester, the method comprises the following steps: extracting different scene modes in a classified manner according to pre-processed related data of the compression-shear testing machine, an operation mode of the compression-shear testing machine and an external environment condition, establishing an oil pressure monitoring model based on scene analysis, predicting an oil pressure value in real time, and adjusting oil pressure in real time by utilizing an oil pressure control adjustment strategy based on an oil pressure prediction result. In the oil pressure monitoring process, automatic alarming is carried out on abnormal conditions, and an oil pressure control adjustment strategy is optimized based on historical data collected in the test process; according to different test conditions, the oil pressure variable quantity can be calculated in real time, the oil pressure can be accurately adjusted, and different test requirements can be met.

The utility model discloses a sandwich preparation machine in the field of kitchenware equipment, which comprises a first baking part and a second baking part which are oppositely opened and closed, the first baking part is connected with the second baking part through a rotating part, a first baking tray is arranged on the first baking part, a second baking tray is arranged on the second baking part, the first baking tray and the second baking tray are both provided with baking groove positions, and the baking groove positions are arranged in the baking groove positions. The cross section of the baking groove position is triangular; the middle of the baking groove position is recessed inwards to form a containing groove, the groove edge of the containing groove protrudes upwards to form a press-fit protruding strip, the cross section of the press-fit protruding strip is triangular, and each edge of the press-fit protruding strip is parallel to the corresponding groove edge of the baking groove position. The sandwich machine solves the problem that when an existing sandwich machine is used, internal food materials are prone to overflowing from the two sides of folded toast slices, the folded toast slices can be tightly pressed through the pressing protruding strips, namely the three edges of a sandwich are pressed through the pressing protruding strips, overflowing of the internal food materials can be reduced, pollution to equipment is reduced, and the service life of the sandwich machine is prolonged. And the equipment is convenient to clean.

The invention provides a quantitative blending device for pesticide preparation production, and relates to the technical field of pesticide blending, the quantitative blending device comprises a fixed outer cylinder, the bottom of the inner side of the fixed outer cylinder is provided with a driving motor, the output end of the driving motor is provided with a gear, and the inner side of the fixed outer cylinder is provided with two guide rails; a storage cover is mounted on the outer side of the fixed outer cylinder; a driving cylinder is mounted at the top of the outer side of the storage cover, the output end of the driving cylinder penetrates through the outer side of the storage cover, a servo motor is mounted on one side of the storage cover, and two driving wheels are mounted on the inner side of the storage cover; and a detachable barrel cover is mounted at the top of the fixed outer barrel in a closed manner. Toxic peculiar smell generated in the fixed outer barrel in the pesticide feeding and mixing process is effectively absorbed through the air suction ring, the poisoning risk caused by pesticide smell leakage to workers is avoided, and the problems that when the blending device is started in the subsequent stage, the gas injection risk is caused by internal high pressure, and toxic gas escapes are solved.

The invention discloses a foam-containing pit liquid level measuring device and method.The foam-containing pit liquid level measuring device comprises a sensor, a mounting frame, a stirrer and a storage bin, the mounting frame is fixed above a liquid collecting pool, the sensor, a speed reducer and a feeder are sequentially arranged on the mounting frame from left to right, and a stirring motor is connected to the upper portion of the speed reducer; a stirrer is arranged at the bottom of the speed reducer and extends into waste liquid; the sensor transmits collected signals to the signal processing unit, and the signal processing unit controls the stirring motor, the feeding machine and the pneumatic stop valve after data processing. A defoaming agent is accommodated in the storage bin, and is conveyed into the liquid collecting tank through being communicated with the feeder; the sensor and the signal processing unit are arranged to continuously monitor the real liquid level and the foam height so as to timely discover abnormity and take measures, and automatic control is beneficial to reduction of personal errors, improvement of production efficiency and product quality, reduction of equipment damage and waste water overflow and reduction of environmental pollution.

The present invention relates to the technical field of metal pipe processing, and discloses a metal pipe processing machine tool and a processing method thereof, wherein the metal pipe processing machine tool comprises a processing mechanism, wherein the processing mechanism comprises a processing table and a support seat; a pipe expansion mechanism is installed on the side of the support seat, wherein the pipe expansion mechanism comprises a base, a support column, a pipe expansion column and an oil tank; a rotating mechanism is arranged on the outside of the support column, wherein the rotating mechanism comprises a turntable and a side groove; a transmission mechanism is installed inside the pipe expansion column, wherein the transmission mechanism comprises a screw, a second gear, a transmission frame, a connecting ring and a connecting rod; an oiling mechanism is installed inside each of the oil tanks, wherein the oiling mechanism comprises a back plate, an oiling brush and a lifting block. The present application has the advantages of saving time and effort, being convenient and fast, applying evenly, making full use of and reducing waste of resources.

The invention discloses a light-emitting diode epitaxial wafer, a preparation method thereof and a light-emitting diode, and relates to the field of semiconductor photoelectric devices. The light-emitting diode epitaxial wafer sequentially comprises a substrate, a buffer layer, a non-doped GaN layer, an N-type GaN layer, a multi-quantum well layer, an electron blocking layer and a P-type GaN layer. The multi-quantum well layer sequentially comprises a first multi-quantum well layer, an end well layer and an end barrier layer, the first multi-quantum well layer comprises a quantum well layer and a quantum barrier layer, and the end barrier layer sequentially comprises an AlInGaN layer, a superlattice layer, an AlN layer, a first boron-containing nitride layer and a second boron-containing nitride layer; the superlattice layer comprises AlGaN layers and Mg-doped GaN layers which are alternately stacked; the first boron-containing nitride layer and the second boron-containing nitride layer are BGaN layers and / or BInGaN layers and are doped with Mg, and the Mg doping concentration of the first boron-containing nitride layer and the second boron-containing nitride layer is larger than that of the Mg-doped GaN layer. By implementing the invention, the luminous efficiency of the light-emitting diode can be improved.

The invention discloses a nitride light-emitting diode epitaxial wafer and a preparation method thereof, and relates to the technical field of semiconductor devices. The nitride light-emitting diode epitaxial wafer comprises a substrate, and a buffer layer, an N-type layer, a combination layer, an electron blocking layer and a P-type layer which are sequentially stacked on the substrate, the combined layer comprises an electron trap layer and a polarization layer which are sequentially stacked and grown from bottom to top; the electron trap layer comprises a Mg-doped ScGaN layer and a BGaN layer which are sequentially, periodically and alternately grown from bottom to top; the polarization layer comprises an N-surface polar quantum well layer, an N-surface polar quantum barrier layer, a Ga-surface polar AlGaN layer and an N-surface polar Si-doped InAlGaN layer which are sequentially, periodically and alternately grown from bottom to top. According to the nitride light-emitting diode epitaxial wafer, the effective recombination efficiency of holes and electrons can be improved, electron overflow can be reduced, the stark efficiency of multiple quantum wells can be reduced, the light-emitting efficiency of a GaN-based LED chip can be improved, and the problem that the light-emitting efficiency of a current GaN-based LED is low is solved.

The invention provides a fluorescent optical fiber, a visible light communication system and a preparation method of the fluorescent optical fiber, and relates to the technical field of visible light communication. The light-transmitting tube body is provided with an accommodating cavity, at least one extension end of the light-transmitting tube body is provided with an opening, and the outer ring surface of the light-transmitting tube body is used for receiving visible light signals; the containing cavity is filled with the fluorescent waveguide, an output face is arranged at the opening, the fluorescent waveguide is used for absorbing visible light penetrating through the light-transmitting tube body and then converting the visible light into a fluorescent signal, and the inner ring face of the light-transmitting tube body is used for reflecting part of the fluorescent signal converted by the fluorescent waveguide, so that the fluorescent signal generated in the fluorescent waveguide is transmitted to the output face in a more directional mode. According to the fluorescent optical fiber provided by the invention, more fluorescent signals can be directionally guided to one side of an output surface, the gain effect on a photoelectric detector is better, and the signal receiving visual field and the signal-to-noise ratio of a visible light communication system are improved.

The invention discloses a local image condition coloring method and system and electronic equipment, and the method comprises the steps: carrying out the processing of an original image according to a local region, and obtaining a first mask; determining a second image according to a preset color and the prompt point set of the first mask, and determining a first image according to the prompt point set; and determining a third image according to the original image, the first image and the second image. According to the embodiment of the invention, the local target coloring area can be accurately colored, and the method can be widely applied to the technical field of image processing.

The present application relates to the field of indoor drainage, and specifically discloses an indoor drainage ditch shunting drainage method matched with a hollow floor, comprising the following steps: S1, a main drainage ditch and a secondary drainage ditch are arranged on the surface of the hollow floor at intervals, wherein the cross-sectional size of the main drainage ditch is larger than that of the secondary drainage ditch; S2, the runoff on the floor surface is guided to the main drainage ditch through a flow guide structure, and the accumulated water permeated into the hollow layer of the floor is guided to the secondary drainage ditch; the present application can bear large-flow rainwater drainage through the main drainage ditch, and can handle permeated water through the secondary drainage ditch, thereby avoiding overload of a single drainage facility; the flexible adjustment of the flow ratio of the main / secondary ditch to 1:1 can be realized through an adjustable shunting gate, so as to adapt to different rainfall intensities and regional drainage requirements and reduce the risk of accumulated water; the V-shaped flow guide weir with a top surface 15 mm lower than the floor and a bottom surface with an included angle of 45° and a length accounting for 90% of the main ditch can ensure rapid directional flow of water and reduce the phenomenon of overland flow.

The invention relates to the technical field of oil and gas development equipment, in particular to a labor-saving fracturing valve and a using method thereof.The labor-saving fracturing valve comprises a valve body, a shell is arranged on the valve body, a buffer cavity is formed in the shell, and a pressure transformation assembly is arranged on the buffer cavity; a lifting part is further arranged in the valve body, a valve opening mechanism is arranged on the lifting part and comprises an elastic deflection assembly and a driving assembly, the elastic deflection assembly comprises a deflection part, the driving assembly is connected with a rotating disc rotationally installed on the buffering cavity, and the driving assembly can drive the deflection part to deflect relative to the lifting part by rotating the rotating disc. When the deflection part crosses the critical position, the deflection part can quickly and automatically deflect, and meanwhile the driving assembly is driven to continue to act; and the trigger assembly is arranged in the valve body, is matched with the deflection piece, can drive a valve plug arranged in the valve body to rotate relative to the valve body, and can drive the variable-pressure assembly to change the containing space in the shell when the valve plug rotates.

The utility model relates to waste cutting equipment technical field, and disclose a kind of waste cutting equipment for preparing environment-friendly building material, by being equipped with knife rest, spray nozzle, pre-wetting frame, cleaning frame and other structures, realize uniform dust fall, material is continuously conveyed through pre-wetting frame, through the multidirectional spray of diffusion nozzle, the surface of material is preliminarily pre-wetted, subsequently material is located below pneumatic cylinder, start pneumatic cylinder, cut by knife rest and cutting edge to material, since material is pre-wetted by spray of pre-wetting frame before being cut, make less dust overflow when cutting, water is sprayed by dust fall nozzle when cutting, play the dust fall of cutting edge cooling and cutting, when just appearing, be wetted by water, avoid flying in air, subsequently output roller belt carries on the continuous conveying to material, when conveying through cleaning frame position, lateral nozzle is washed to the surface of material from two directions, remaining adhering dust and chippings are washed away, play the effect of uniform dust fall.

The invention aims to provide a K8s and Slurm hybrid deployment management and control method, and particularly relates to a Kubernetes and Slurm hybrid deployment management and control method based on dynamic resource awareness. According to the method, an intelligent node agent (Node Agent) is introduced, trend prediction is carried out according to the real-time water level and historical load characteristics, and therefore refined resource arbitration is carried out on K8s (online) and Slurm (offline) on the Linux Cgroup level. According to the method, the problems of resource conflict and invisibility of heterogeneous scheduling systems (K8s and Slurm) during hybrid deployment at the same node are solved, the problem of performance interference between online services and offline operations is solved, the resource utilization rate is maximized, and meanwhile, the quality of service (QoS) of the online services is ensured. The system has higher stability and safety and anti-interference performance at a micro-architecture level.

The environment-friendly aluminum ingot water circulation cooling device comprises an obliquely-arranged conveying channel, a conveying channel discharging opening and a conveying channel feeding opening are formed in the upper end and the lower end of the conveying channel correspondingly, and partition pieces for dividing the interior of the conveying channel into a plurality of areas are installed in the conveying channel; a conveying part is arranged in each partitioned area in the conveying channel, a plurality of driving parts are installed in the partition parts, the driving parts make contact with the conveying parts, the upper surface of each partitioned area of the conveying pipeline is communicated with a cooling part, a regulation and control part is installed on the upper surface of the conveying channel, and the cooling parts are communicated with the regulation and control part. And the regulation and control piece is electrically connected with the cooling piece. According to the aluminum ingot cooling device, the aluminum ingot cooling speed is increased, and energy consumption generated when water is cooled in the cooling process is reduced.

This application relates to the field of wellhead cable sealing technology, and particularly to a sealing device comprising a first housing, a first sealing assembly, and a second sealing assembly. The first housing has a through hole extending through the first housing along a first direction. The first sealing assembly includes a first sealing hole and an actuating unit. The first sealing hole extends through the first sealing assembly along the first direction and is located within the through hole. The actuating unit is movable within the first sealing hole to adjust the cross-sectional area of ​​a portion of the first sealing hole. The first sealing assembly includes a second sealing hole and a deformation unit. The second sealing hole extends through the second sealing assembly along the first direction and into the through hole. The deformation unit is located within the second sealing hole. The first sealing hole and the second sealing hole are sequentially arranged and connected along the axial direction of the through hole. This device can reduce crude oil spillage.

The invention relates to the technical field of mortar production, and discloses mortar admixture production equipment which comprises a rack arranged in multiple layers, and a main material feeding mechanism, a dust removal mechanism and an auxiliary material feeding mechanism are arranged on the top layer of the rack; a stirrer, a material waiting bin and a discharging device are sequentially arranged below the main material feeding mechanism and the auxiliary material feeding mechanism; the discharging device comprises an inverted-Y-shaped material distributing channel, one discharging end of the material distributing channel is connected with a manual bag assembling mechanism, and the other discharging end of the material distributing channel is connected with a loading mechanism. Through the main material feeding mechanism, weighing and feeding work of stone powder main materials can be automatically completed, and the workload of workers can be greatly reduced; dust overflowing during mortar stirring, transferring and packaging can be effectively reduced through the dust removal mechanism, and the utilization rate of raw materials can be increased while the working environment is improved.

The utility model relates to the technical field of porridge cooking pots, in particular to a novel anti-overflow porridge cooking pot which comprises a pot body, an inner pot arranged in an inner cavity of the pot body and a pot cover arranged at the top end of the pot body, a supporting block is fixedly connected to the pot body, and an installation block is fixedly installed on the pot cover. An anti-overflow assembly is arranged on the pot cover, the anti-overflow assembly is used for preventing porridge liquid in the porridge cooking pot from overflowing outwards when the porridge cooking pot is used, and the anti-overflow assembly comprises a mounting plate fixedly mounted on the pot cover. By arranging the anti-overflow assembly, when the congee cooking pot is used, after internal steam drives the steam switch to be turned on, the electric push rod pushes the container to move downwards, so that edible oil flows into the oil receiving opening in the oil column on the bubble poking plate, and the bubble poking plate is driven by the rotary electromagnet to rotate to enter congee in the inner pot; and the surface tension of water can be reduced through the edible oil, so that foam is easier to break and dissipate, and the possibility of overflowing is reduced.

The utility model relates to the technical field of fan manufacturing especially is concerned on a kind of fan grease injection shaft seal device, it includes sealing body, the sealing body is installed on the shell by first fixed bolt, multiple beef tallow packing are installed in the sealing body, the sealing body is also equipped with the compacting mechanism that the beef tallow packing is compacted to it on.Being installed when the shaft seal device, sealing body is installed to shell first, then install beef tallow packing, finally compacting mechanism is installed to sealing body, realize the fixation of beef tallow packing;Further make the dismounting of shaft seal device more convenient, and the setting of beef tallow packing makes the sealing effect of shaft seal better effect.

The invention discloses an automatic filling device for packaging bags, which belongs to the field of packaging bags. The device comprises a filling box, one side of the filling box is fixedly connected with an exhaust assembly, the exhaust assembly comprises a fixing frame, the bottom of the fixing frame is rotatably connected with a transmission belt, one side of the transmission belt is fixedly connected with a lifting frame, the top of the lifting frame is fixedly connected with an exhaust pipe, the bottom of the exhaust pipe is fixedly connected with a sintered filter rod, the bottom of the sintered filter rod passes through the filling box and extends into the filling assembly, the exhaust pipe and the sintered filter rod exhaust the packaging bag to extract the air in the packaging bag, so as to avoid dust in the material being brought out when the air is discharged upward when the material is filled in the packaging bag, thereby improving the convenience of filling, and at the same time, the sintered filter rod absorbs and discharges dust in the material when falling, thereby further reducing the overflow of dust.

This utility model relates to the field of cooking utensil technology, and discloses a sealing structure and a cooking utensil. The sealing structure includes a sealing groove and a sealing ring. The sealing groove is annular and connected to the opening of the inner pot of the cooking utensil. The sealing ring is also annular and connected to the outer periphery of the heat-insulating cover of the cooking utensil. When the cooking lid is closed, the end of the sealing ring away from the heat-insulating cover extends into the sealing groove and abuts against the bottom of the groove. The sealing ring and the sealing groove are spaced apart on the inner wall of the inner ring. This utility model's sealing structure achieves both contact sealing and water film sealing through the sealing ring and sealing groove, eliminating the need for plastic, silicone, or rubber materials in the sealing structure and avoiding odors or unpleasant smells caused by sealing structures made of plastic, silicone, or rubber materials.