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Deep sea aquaculture net cage HDPE pipe material and preparation method thereof
InactiveCN105015041AStable mechanical propertiesEfficient waterproof waveClimate change adaptationSynthetic resin layered productsUv absorbanceCage aquaculture
The present invention discloses a deep sea cage aquaculture net cage HDPE pipe material and a preparation method thereof. The HDPE pipe material is divided into inner and outer layers, the inner layer consists of the following raw materials in parts by mass: 100 parts of PE100 pipe resin, and 3-5 parts of a toughening agent; the outer layer is composed of the following parts of the raw materials by mass: 100 parts of ultrahigh molecular weight polyethylene, 10-20 parts of POE, 1-10 parts of polyethylene wax, 5-8 parts of carbon black, 2-10 parts of an ultraviolet absorber, 2-10 parts of a light stabilizer and 1-10 parts of an antioxidant. The thickness ratio of the inner and outer layers is 5-10: 1. The HDPE double-layer pipe material is used in a deep sea cage aquaculture net cage system, the frame impact resistance is improved, the wall thickness of the pipe material can be reduced, cost can be effectively reduced, net cage buoyancy is increased, mechanical properties of the pipe material can be maintained, and are not reduced, under the long sea water soaking and sun exposure, and the breeding of marine organisms in the pipe surface can be prevented.
Owner:GUANGDONG LIANSU TECH INDAL
Mineral particle swirling flow pneumatic conveying system
InactiveCN106494891ASmooth and uniform speed and uniform entryLower energy requirementsBulk conveyorsMineral particlesMechanical engineering
A mineral particle swirling flow pneumatic conveying system comprises an air supply device, a feeding device, air conveying pipes, a swirling flow generating system, replenishment swirlers, an accelerating chamber, a conveying pipe and a collecting device. An air outlet of the air supply device is connected with an air inlet of the swirling flow generating system and replenishment air inlets of the replenishment swirlers separately. An air outlet of the swirling flow generating system is connected with an air inlet of the accelerating chamber. A discharging outlet of the feeding device is connected with a feeding inlet of the accelerating chamber. An air and material outlet of the accelerating chamber is connected with an air and material inlet of the conveying pipe. A plurality of replenishment swirlers are evenly arranged at intervals on the conveying pipe in the direction of conveying. Each replenishment swirler is arranged in front of a corresponding section of bent pipe of the conveying pipe. An air and material outlet of the conveying pipe is connected with a feeding inlet of the collecting device. According to the mineral particle swirling flow pneumatic conveying system, the critical conveying speed of mineral particles is reduced, particle deposition and pipeline clogging are relieved, bent pipe abrasion and particle damaging are mitigated, the service life of conveying pipelines is prolonged, and the safe and efficient long-distance delivery of the mineral particles in the pipelines is achieved.
Owner:HENAN POLYTECHNIC UNIV
Pier anti-collision module
PendingCN106192820AReduce casualtiesReduce lossesRoadway safety arrangementsEngineeringVehicle safety
The invention belongs to pier protective devices and particularly relates to a pier anti-collision module. The purposes of pier protection and guarantee of vehicle safety are achieved. The pier anti-collision module comprises a fixed plate, a flow bead layer, a thick spring layer, a dense spring layer and a flexible glue pier layer. The inner side of the fixed plate is flexibly connected with a pier, the flow bead layer is arranged on the outer side of the fixed plate, the thick spring layer is arranged on the outer side of the flow bead layer, the dense spring layer is arranged on the outer side of the thick spring layer, the flexible glue pier layer is arranged on the outer side of the dense spring layer, a module body is formed by the fixed plate, the flow bead layer, the thick spring layer, the dense spring layer and the flexible glue pier layer jointly, and sliding balls are arranged at the bottom of the module body. Casualty accidents caused by pier impact can be effectively reduced, and losses, caused by impact accidents, of bridges and vehicles in accident can be relieved.
Owner:冯仓武
Ground cabling trough for bow-type optical cables
ActiveCN102565978AReduce kicking, bumpingReduce stepping, pressing and other damageOptical fibre/cable installationFiberEngineering
The invention belongs to optical cable cabling trough devices for communication network Fiber To The Home (FTTH) optical fiber comprehensive wiring. A ground cabling trough for bow-type optical cables comprises a trough body. Bow-type optical cable troughs are arranged in the trough body, the upper surface of the trough body is in a shape of a circular arc, protruding portions which are in a direction of the center of the circular arc are disposed in the trough body, and the height of the protruding portions are parallel and level to lower bottom surface of the cabling trough. The ground cabling trough coordinates with an inside corner of the cabling trough, the bow-type optical cables are led from a wall surface to a ground surface, the surface is designed in the arc structure, four bow-type optical cable troughs are arranged, the protruding portions are used for improving the strength and rigidity of the cabling trough, a cambered surface is combined with the ground surface, kicking and bumping of the ground cabling trough are avoided when users pass through, and the cabling trough can not be damaged and deformed when treaded, therefore the bow-type optical cables are effectively protected to smoothly pass through the ground surface under the condition of open wire distributing, a plurality of cabling troughs can be connected to the cabling trough through cabling trough joints, and the distance is not limited.
Owner:NANJING HUAMAI TECH
Hammer for pulverizer
PendingCN110314738AIncrease the surfacing contact areaIncrease thump speed differenceGrain treatmentsWear resistantAlloy
The invention aims to provide a hammer for a pulverizer. The hammer for the pulverizer can improve the crushing efficiency and prolong the service life. The hammer for the pulverizer is structurally characterized by comprising a sheet-shaped hammer parent body, one end of the hammer parent body is provided with a pin hole (1), wear-resistant materials are resurfacing welded on the two right-angledparts of the other working end of the hammer parent body, namely, a side end surface (2) and a front end surface (3), and the wear-resistant materials are made of tungsten carbide alloy. The hammer for the pulverizer is characterized in that at two right-angled positions of the other working end of the hammer body parent body, straight angles are symmetrically removed, so that an inclined pushingend surface (4) is machined, the inclined pushing end surface (4) is connected with the front end surface (3) and the side end surface (2), the wear-resistant materials are resurfacing welded to forma fan-shaped end surface (5), and the fan-shaped end surface (5) is connected and resurfacing welded to an upper and lower plane (8) adjacent to the fan-shaped end surface (8) to form a ball head (6), so that the cutaway view of the side surface of the hammer is provided with a matchstick with the ball head.
Owner:上海春谷机械制造有限公司
A mechanical device for adjusting distance between two elements
ActiveCN110290974AReduce frontal impactHeight adjustableArm restsMovable seatsMechanical engineering
A mechanical device for adjusting a distance between two elements. The present invention provides a mechanical device for adjusting a distance between a first element and a second element. The first element is a support and the second element is an arm support of an armrest. The mechanical device comprises a rotating member, an engaging member, a locking arrangement and an operating member. The rotating member with a helical guide with plurality of locking slots is rotatably arranged on the first element. Further, the engaging member engages with the helical guide and moves upon rotating the rotating member along the helical guide for moving the second element. The locking arrangement engages with a slot for latching with the rotating member for restricting movement of the second element. The at least one biasing member is arranged between the first element and the second element. The at least one biasing member moves the second element upon unlatching the locking arrangement from the slot.
Owner:FAURECIA INDIA PTE LTD
High-efficiency and high-output slurry pump
ActiveCN119146094Areduce wearReduce direct impactSpecific fluid pumpsPump componentsImpellerSlurry pump
The invention belongs to the field of slurry pumps, and particularly relates to a high-efficiency and high-output slurry pump which comprises an impeller arranged in a pump body, a rotating shaft connected with a hub of the impeller and used for driving the impeller to rotate, and a filler box arranged on the rotating shaft and used for preventing leakage of the pump body. The impeller is provided with a feeding end face and a feeding port located in the front side of the feeding end face, the feeding end face is provided with a flow dividing sleeve coaxial with the feeding port and a flow guiding cone located in the flow dividing sleeve, and the flow guiding cone protrudes towards the feeding port. The fixed end of the flow dividing sleeve is fixedly connected with the feeding end face, the overhanging length of the overhanging end is larger than the protruding length of the drainage cone, first spiral channels are formed in the inner side wall and the outer side wall of the flow dividing sleeve, and a set of flow dividing channels communicated with the first spiral channels are formed in the fixed end of the flow dividing sleeve. The slurry pump can effectively reduce the impact wear of the slurry to the impeller and improve the output performance of the slurry pump.
Owner:HEBEI TIIEC MASCH CO LTD
Die-casting die for producing shell and production method of shell
The invention relates to the technical field of die-casting dies, and provides a die-casting die for producing a shell and a shell production method.The die-casting die comprises a movable die assembly, a fixed die assembly and a sliding block mechanism, and a product cavity is formed among the movable die assembly, the fixed die assembly and the sliding block mechanism; the runner assembly is provided with a feeding sleeve and a sprue spreader arranged on the movable mold assembly, a feeding runner communicated with the product cavity is formed between the upper surface of the sprue spreader and the lower surface of the fixed mold assembly, the feeding sleeve is communicated with the feeding runner, and the thickness of the feeding runner in the direction from the sprue spreader to the product cavity is gradually reduced. And the joint of the feeding runner and the product cavity is linear. Compared with the prior art, the die-casting mold has the advantages that the joint of the feeding runner and the product cavity is arranged to be linear, so that the feeding speed of the shell and the speed of discharging gas out of the product cavity are increased, and the die-casting defects of material shortage, air holes, fluffy structure and the like of a plurality of positioning columns arranged on the shell are prevented.
Owner:NINGBO HUASHUO MOLDING & MACHINE
Ship cab with anti-shock front window
InactiveCN108100164ANo influx problemsReduce frontal impactVessel superstructuresVessel mastsRubber ringEngineering
The invention discloses a ship cab with an anti-shock front window. The ship cab comprises a shell, front side glass, rear side glass and a rectangular frame. The front side of the shell is provided with a rectangular window and installation screws. A rectangular installation frame is arranged on the periphery of the rear side glass and fixed to the front side of the rectangular window. A rectangular glass frame is installed on the periphery of the front side glass. An elastic rubber frame is arranged on the periphery of the rectangular glass frame. A rubber ring clamping base is arranged on the front side of the rectangular glass frame. A sealing rubber strip is installed on the rubber ring clamping base. Guide holes are formed in the rear side face of the rectangular glass frame at intervals. The ends of the installation screws are inserted in the guide holes in a sliding mode respectively. A pressure spring, an annular gasket and an adjusting nut are arranged on each installation screw. By means of the ship cab with the anti-shock front window, when strong wind and rain impact on the front side glass, the front side glass can elastically retreat under the effect of the pressuresprings, and front side impact force is weakened.
Owner:扬州凯勒机械有限公司
Collision railing for reducing casualty rate of out-of-control vehicles beside road
PendingCN111519565AGood protectionReduce damageRoadway safety arrangementsAutomotive engineeringImpact
The invention discloses a collision railing for reducing the casualty rate of out-of-control vehicles beside a road and relates to the technical field of guardrails. The collision railing comprises arailing frame; a rotating frame is rotationally mounted on the railing frame; a first roller set, a second roller set and a third roller set are rotationally mounted on the railing frame; two throughholes are formed in the top side of the railing frame; and the top side of the rotating frame and the top side of the first roller set penetrate through the two through holes correspondingly and are fixedly provided with synchronous wheels correspondingly. According to the collision railing of the invention, when a vehicle collides with a collision plate, a first wedge block and a second wedge block move leftwards; in this process, the collision plate is subjected to the elastic action of a first spring and a second spring, and therefore, the impact force of an automobile can be effectively reduced; at the moment when column wheels enter temporary grooves, the two wedge blocks rebound under an elastic effect due to the fact that the first wedge block and the second wedge block are not provided with middle force transmission elements, and therefore, the impact damage degree of the vehicle is reduced, and the safety of a person in the vehicle can be effectively protected.
Owner:长沙开湖设备有限公司
Ball safety helmet
The invention discloses a ball safety helmet. The ball safety helmet comprises a helmet shell, wherein a plurality of ball grooves are embedded in the outer side of the helmet shell, and balls are installed in the grooves. When an object falling from a high altitude hits the ball safety helmet, due to the rotation of the balls, the object is difficult to hit the front surface of the safety helmet, so that the impact force of the falling object on the safety helmet is significantly reduced, the possibility of cracking of the safety helmet due to stress is reduced, and the safety coefficient is increased.
Owner:SUZHOU ORIGIN IND DESIGN
A water conservancy dam wave-resisting wall
Owner:防城港市泽农工程设计活动有限公司
Siphonic energy-saving blowing gun
The invention relates to a siphonic energy-saving blowing gun which comprises a handle, a wrench and a spray nozzle, wherein the upper end of the wrench is connected with the upper end of the handle, and rotates around the upper end of the handle, the spray nozzle is connected with the upper end of the handle on one side where the wrench is position, an air inlet joint is arranged at one end of the spray nozzle, an air outlet pipe is arranged at the other end of the spray nozzle, the internal diameter of the air inlet joint is smaller than that of the air outlet pipe, one end of the air inlet joint is communicated with the air outlet pipe through a central hole, transverse through holes are symmetrically formed in the center positions of the two sides of one side wall of the air outlet pipe, elliptical inclined holes are formed in the positions of the transverse through holes, the transverse through holes are formed in the centers of the elliptical inclined holes, the inclined angle between the long axis of each elliptical inclined hole and the central axis of the air outlet pipe is 15 degrees, and the bottoms of the elliptical inclined holes are communicated with the transverse through holes through inclined planes. The siphonic energy-saving blowing gun has a simple structure, pressurizes the compressed air by the siphon principle, is remarkable in effect, and is low in production cost.
Owner:NINGBO SINPPA TOOLS CO LTD
Hammer piece of a pulverizer
The present invention aims to provide a hammer for a pulverizer capable of improving pulverizing efficiency and extending service life. The structure is as follows: A hammer for a pulverizer comprises a sheet-shaped hammer matrix, one end of the hammer matrix is provided with a pin hole (1), two right angles of the other working end of the hammer matrix, namely the side end face (2) and the front end face (3), are both welded with wear-resistant material, the wear-resistant material is tungsten carbide alloy, and the characteristic is that the two right angles of the other working end of the hammer matrix are symmetrically removed to form an oblique push end face (4), and the front end face (3) and the side end face (2) connected thereto are welded with wear-resistant material to form a fan-shaped end face (5), and the upper and lower planes (8) of the hammer adjacent thereto are welded on three sides to form a spherical head (6), so that the side cross-sectional view of the hammer is in the shape of a matchstick with a spherical head (6).
Owner:SHANGHAI SPRING VALLEY MECHANISM MANUFACTURE CO LTD
A stable anti-drifting sundries floating tube hydroelectric power generation device
ActiveCN109653932BIncrease reaction forceIncrease contact areaWaterborne vesselsHydro energy generationWater wheelWater flow
The invention discloses a stable floating-debris-preventing floating tube type hydraulic electrogenerating device which structurally comprises an anti-blocking cover, a sealing floating tube, a connecting frame, a fixing ring, a support, a barrel body, a horizontal water diversion plate and a bottom water diversion plate. The left side of the anti-blocking cover is nested to the outer surface of the right side of the barrel body, and the sealing floating tube is fixed above the barrel body. Compared with the prior art, the contact area between the device and water is enlarged on the horizontalface and the vertical face through the horizontal water diversion plate and the bottom water diversion plate, impact force of water flow on the front face of the device is reduced, the counter-actingforce of the device on water is improved, device is higher in stability, the problem that the device direction is changed, water flow cannot impact a water wheel, and power generation efficiency is affected is avoided, a rotating body has rotating force by means of accelerated water flow inside the barrel body through a water blocking plate, a water blocking block is impacted by water to enable an impurity grabbing net to be shrunk to grab small impurities and fish which penetrate through the anti-blocking cover in water flow, the small impurities and fish are thrown out through movable exhaust holes, and the rotating water wheel is prevented from being entangled or damaged.
Owner:临沂联泰新型建材合伙企业(有限合伙)
An environmental protection water treatment intercepting device and its operating method
ActiveCN112144487BReduce frontal impactIncrease water intakeBarrages/weirsClimate change adaptationFiltrationMechanical engineering
The invention discloses an environmental protection water treatment intercepting device, comprising an intercepting dam, the intercepting dam being a concrete pouring dam; the upper end of the intercepting dam is formed with a plurality of upwardly protruding diverting blocks, and the diverting blocks and the intercepting dam are a pouring integrated structure , the diverter blocks set at intervals can pass pedestrians without affecting the flow of water. A shunt channel is formed between the adjacent shunt blocks, a V-shaped drainage port is formed at the rear of the shunt channel, and the width of the drainage port gradually increases backward; a filter plate is assembled in the drainage port, and the The front end of the filter plate is provided with a flat plate part, and filter holes are evenly distributed on the flat plate part; in this device, the positive installation of the filter plate can realize water filtration, and the reverse installation of the filter plate can also realize water filtration, but it will be A channel is formed between the bottom of the filter plate and the intercepting dam for aquatic organisms to pass; while satisfying water filtration, it can also ensure the return of organisms.
Owner:嵊州市万睿科技有限公司
Anti-explosion angle seat valve
ActiveCN114215959ASolve the technical problem of vibrationTechnical Issues in Reducing VibrationValve members for absorbing fluid energySlide valveElastic componentWater flow
The anti-explosion angle seat valve comprises a valve body, a silencer, a front cover, a piston rod, a piston, an exhaust pressure regulating connector, a rear cover, a cylinder barrel, a reset spring, a guide groove, a limiting plate, a first spring, a damping shaft sleeve, an elastic component and a plug. A water drainage damping mechanism is further arranged in the valve body. Compared with the prior art, the hemispherical plug is matched with the staggered arc-shaped groove, and the technical problem that in the prior art, when a piston closing pressing plate and a water flow opening are closed, water pressure fluctuates violently, and consequently a valve body vibrates violently is solved. Meanwhile, due to the fact that the drainage damping mechanism is arranged in the groove, the problem that the water pressure is too large when the groove is closed by the plug is further solved; and the damping shaft sleeve is arranged between the piston rod and the plug, so that the impact of water flow on the plug can be greatly reduced.
Owner:NINGBO SONO MFG
A kind of self-returning explosion-proof door for vertical air shaft in mining area
ActiveCN111561349BDissipate automatically and quicklyEnsure safetyMining devicesFireproof doorsToxic gasEngineering
The invention belongs to the technical field of explosion-proof doors, and specifically relates to a self-recovering explosion-proof door for vertical air shafts in mining areas, including a base, an explosion-proof barrel, a mounting plate, a limit plate, an anti-collision block, a sliding cylinder, an impact-resistant plate, Rotating cylinder, support shaft, No. 1 spring and counterweight; in the present invention, the shock wave generated by the explosion is used to cooperate with the large-pitch spiral groove to realize the automatic rotation of the rotating cylinder, and then automatically realize the alignment of the No. 1 through hole and the No. 2 through hole, and then Realize the automatic and rapid dissipation of the shock wave after the explosion; and the shock wave generated in the shaft needs to overcome the elasticity of the No. 1 spring and the gravity of the counterweight during the process, so as to weaken the shock wave generated by the explosion to a certain extent, and will not damage the surrounding area. The environment produces a large shock; at the same time, the rebound force of the No. 1 spring and the self-gravity of the counterweight are used to stagger the No. 2 through hole and the No. 1 through hole, thereby realizing the automatic sealing of the explosion-proof door, thereby reducing the poisonous gas in the well. Diffusion of dust.
Owner:SHANXI CHANGZHI BEIKE ELECTRIC CO LTD
Road maintenance and operation integrated intelligent terminal equipment
ActiveCN119534818Aquick identificationAchieve large-scale high-definition shootingPhotovoltaic supportsAnalysing solids using sonic/ultrasonic/infrasonic wavesProtection mechanismData acquisition
The invention discloses a road maintenance and operation integrated intelligent terminal device, and relates to the technical field of road maintenance, the road maintenance and operation integrated intelligent terminal device comprises a road maintenance intelligent terminal device, one end of the road maintenance intelligent terminal device is provided with a data acquisition mechanism, and four corners of the road maintenance intelligent terminal device are provided with protection mechanisms; a photovoltaic charging mechanism is arranged at the top of the road maintenance intelligent terminal equipment, and the road maintenance intelligent terminal equipment comprises an outer shell. According to the invention, the data acquisition mechanism is arranged at the front end position of the road maintenance intelligent terminal equipment, and wide-angle shooting is realized by utilizing symmetrical distribution of high-definition cameras, so that the shooting range is expanded, large-range high-definition shooting is realized, the position of a road surface damage can be quickly identified, and the detection accuracy is improved. An ultrasonic detection function can be provided through the sub-controller, the ultrasonic recognizer and the ultrasonic probe, and the ultrasonic detection is beneficial to monitoring and recognizing a damaged part, so that high-efficiency flaw detection work is realized.
Owner:中交综合规划设计院有限公司 +1
Downward-dip water-containing rock slope ecological protection method
PendingCN119466010AImprove skid resistanceImprove corrosion resistanceFabaceae cultivationExcavationsVegetationEnvironmental engineering
The invention discloses an ecological protection method for a down-dip water-containing rock slope, which relates to the technical field of ecological protection slope protection, and sequentially comprises ecological restoration of the slope surface of the slope and ecological restoration of the platform surface of the slope, ecological restoration of the slope surface sequentially comprises the steps of slope surface cleaning, drilling and vine planting, water drainage hole forming and vegetation concrete spraying of a base layer and a surface layer. The ecological restoration of the platform surface sequentially comprises the steps of cleaning the platform surface, laying an impermeable layer, building an enclosure retaining wall, planting oriental arborvitae and Japanese creeper in the enclosure retaining wall, building a soil retaining ridge, planting ridge plants, arranging a soil covering layer and planting traditional Chinese medicine plants. The greening of the slope surface can be accelerated by using the vegetation concrete and the drilling planting rattan; the slope rock mass is effectively prevented from sliding along the bedding, meanwhile, the down-dip slope is greened, and the ecological protection effect of an existing down-dip rock slope is improved.
Owner:NORTH CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Mixed lap joint type ingate system of aluminum alloy die-casting gearbox shell
ActiveCN114603109AReduce resistanceReduce total pressure lossProcess efficiency improvementThermodynamicsLap joint
A mixed lap joint type ingate system of an aluminum alloy die-casting gearbox shell is characterized in that the mixed lap joint type ingate system is formed by sequentially connecting a shell cavity, an ingate, a transverse pouring gate and a straight pouring gate, and the outflow end of the ingate is arranged on the lower left portion, the lower middle portion and the lower right portion of the shell cavity in sequence; molten aluminum liquid enters a shell cavity at different jet flow angles through the ingate outflow end, and the cross section area of the cross gate outflow end is larger than the total cross section area of the ingate outflow end and tends to be gradually reduced. According to the invention, molten aluminum can stably and sequentially pass through the sprue, the cross gate and the ingate, enters the shell cavity and then is stably filled, so that the local resistance coefficient and pressure loss of the molten aluminum in the runner and the shell cavity are reduced, and the front impact of the molten aluminum on the inner side of the shell cavity is greatly relieved; the generation of eddy current and turbulent flow areas and the generation of defects such as air holes and loose structures are avoided, and the compactness and the yield of the shell structure are effectively improved.
Owner:NANJING TECH UNIV
A seawall flood protection structure and its construction method
ActiveCN106939578BReduce frontal impactReduce impactBarrages/weirsBreakwatersWave power generationEngineering
The invention discloses a seawall flood season protection structure and a construction method thereof. The seawall flood season protection structure comprises a wave dissipating device, a wave power generation device, a dam and a buffer system. The wave dissipating device is movably connected to a first supporting structure. The first supporting structure comprises two parallel first supports. The two ends of the first supporting structure are fixedly connected to a speed reducing slope and a current stabilization slope through a foundation pile and a first positioning pile correspondingly. The wave power generation device is arranged at the tail end of the first supporting structure. A second supporting structure is arranged at the other end of the first positioning pile. The buffer system penetrates through the speed reducing slope, the current stabilization slope and the dam. The method includes the steps of surveying and setting out, construction of the foundation pile and the positioning pile, construction of the buffer system, construction of the wave dissipating device and the wave power generation device, construction of the second supporting structure and construction of the dam. By means of the seawall flood season protection structure and the construction method thereof, flood season installation protection of seawalls with different lengths and widths can be met, sediment loss is reduced, a good seawall protection effect is achieved, seawater power generation can be achieved, and economical benefits are remarkable.
Owner:ZHEJIANG UNIV OF WATER RESOURCES & ELECTRIC POWER
Wear-resistant gear
InactiveCN106763643AIncreased load-bearing capacityReduce frontal impactPortable liftingGearing elementsWear resistantMechanical engineering
The invention discloses a wear-resistant gear. The wear-resistant gear is characterized by comprising a gear frame; the gear frame is composed of a first gear stand and a second gear stand, the first gear stand and the second gear stand are both of cake-shaped structures, and the two gear stands are arranged to be in parallel; outer edges of the two gear stands are provided with a plurality of gear plates; each gear plate is furthermore externally provided with a buffering plate, and the buffering plates and the gear plates are all provided with bolts. The two gear stands are arranged, so that bearing capacity of the gear is further improved; and in addition, the gear frames are additionally provided with wear-resistant layers so as to lower front impact borne by the gear in work, and thus the wear degree of the gear is lowered.
Owner:吴肖颜
A backswept disc turbine impeller
ActiveCN113731219BReduce frontal impactReduce stirring power consumptionRotary stirring mixersTransportation and packagingChemical industryCircular disc
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI +1
An explosion-proof angle seat valve
ActiveCN114215959BSolve the technical problem of vibrationTechnical Issues in Reducing VibrationValve members for absorbing fluid energySlide valveWater dischargeWater flow
The invention is an explosion-proof angle seat valve, comprising: a valve body, a muffler, a front cover, a piston rod, a piston, an exhaust pressure regulating joint, a rear cover, a cylinder barrel, a return spring, a guide groove, a limit plate, a spring one, A damping shaft sleeve, an elastic part and a plug; the valve body is also provided with a water discharge damping mechanism. Compared with the prior art, the present invention adopts the hemispherical plug and the dislocation arc-shaped groove to cooperate, and solves the technical problem that the water pressure fluctuates violently when the piston is used to close the pressure plate and the water flow opening is closed in the prior art, causing the valve body to vibrate violently. . At the same time, the water discharge damping mechanism is arranged in the groove, which further prevents the problem of excessive water pressure when the plug closes the groove; and the damping bushing is set between the piston rod and the plug, which can greatly reduce the blocking of water flow. head shock.
Owner:NINGBO SONO MFG
A zirconium-titanium steel composite reactor
ActiveCN119327400Bavoid damagereduce frontal impactChemical/physical/physico-chemical stationary reactors
The present invention discloses a zirconium-titanium steel composite reactor, which relates to the field of reactors, and includes a reactor body, wherein a stirring mechanism and a thermocouple mechanism are arranged inside the reactor body, wherein the thermocouple mechanism includes a first sleeve extending from the top of the reactor body to the bottom and a temperature detection part arranged at the bottom of the first sleeve, wherein the bottom end of the bottom of the first sleeve is rotatably connected with a second sleeve. By providing the second sleeve, the temperature detection part can be protected to prevent part of the material from directly impacting the temperature detection part vertically during the stirring process, thereby easily causing damage to the temperature detection part, and by rotating the second sleeve, the reactant is drained from top to bottom inside the second sleeve, so that the reactant flows and contacts the temperature detection part, thereby detecting the temperature thereof, and at the same time greatly reducing the frontal impact of the material on the temperature detection part of the thermocouple.
Owner:SHAANXI ANDA IND CO LTD
Liquid collecting device, liquid processing system, and liquid collecting method
PendingCN119387081ASmall frontal areashorten speedSpraying apparatusSemiconductor/solid-state device manufacturingHandling systemMechanical engineering
The invention relates to the field of semiconductor substrate processing, and provides a liquid collecting device, a liquid processing system and a liquid collecting method, and the device comprises an upper collecting cup which is provided with a shell, an adjusting ring and a plurality of blades; the first ends of the blades are movably connected with the adjusting ring, and the second ends of the blades are movably connected with the shell; when the adjusting ring rotates relative to the shell, the blades rotate synchronously. The plurality of blades are distributed around the base plate, the base plate rotates during liquid treatment, and the blades are used for providing a liquid drop attachment surface when the base plate rotates; the lower collecting cup is provided with a side wall and a bottom wall which are connected; the bottom wall is used for receiving liquid; the side wall is arranged on the outer side of the shell; the side wall is movably connected with the shell; and the middle collecting cup is provided with an upper flow guide surface positioned on the bottom side of the base plate and is used for guiding the liquid drops to the bottom wall. The device is used for reducing the phenomenon that liquid drops hit against the inner wall of the collecting cup and are splashed back to a base plate.
Owner:KINGSEMI CO LTD
Outdoor windproof switch cabinet
ActiveCN224177793UReduce frontal impactreduce windDispersed particle filtrationSubstation/switching arrangement cooling/ventilationStructural engineeringMechanical engineering
The utility model discloses an outdoor windproof switch cabinet, which belongs to the technical field of switch cabinets and comprises an outdoor switch cabinet body, upper baffle plates are mounted on two sides of the outdoor switch cabinet body, two groups of hollow columns are symmetrically mounted in the upper baffle plates, compression springs are arranged in the hollow columns, and the compression springs are connected with the upper baffle plates. A supporting column is connected to one end of the compression spring, a connecting plate is installed at the end, away from the compression spring, of the supporting column, a rotating shaft is slidably connected to the side face of the connecting plate, a wind breaking wheel used for preventing wind is connected to the periphery of the rotating shaft, and a lower baffle is slidably connected to the end, away from the upper baffle, of the rotating shaft; according to the outdoor windproof switch cabinet, the flow direction of wind can be changed, and the front impact force of the wind on the switch cabinet can be reduced.
Owner:SHANDONG TAIAN BOYUAN ELECTRIC CO LTD
Anti-falling protection device used in deep sea island shelter part
PendingCN119288265AImprove the protective effectImprove impact resistanceArtificial islandsProtective foundationFall protectionMechanical engineering
The invention relates to protection of building structures, in particular to an anti-falling protection device for the interior of a deep sea island shelter part, which comprises an anti-falling steel plate frame, an anti-falling steel plate frame, an anti-falling steel plate frame, a second anti-falling steel plate frame and a third anti-falling steel plate frame, and is characterized in that the anti-falling steel plate frame comprises two groups of vertical protection steel plates, each group of vertical protection steel plates are double-layer steel plates; the two sets of vertical protection steel plates are arranged on the two sides of the inner wall of the shielding part, and second gaps are formed between the vertical protection steel plates and the shielding part. The buffer device comprises a fan, is mounted in the second gap along at least one side end of each group of vertical protection steel plates, and is suitable for applying lateral wind power so as to serve as primary protection to relieve the front impact force of the caved broken stones on the anti-falling steel plate frame; and the energy consumption devices are mounted in the first gaps of each group of vertical protection steel plates to serve as secondary protection to consume the residual impact energy of the broken stones on the anti-falling steel plate frame. The anti-falling protection device is provided with a multi-stage protection mechanism, the impact resistance of the structure can be remarkably improved, and the situation that broken stone collapsed in the shielding part hurts internal personnel is more effectively prevented.
Owner:CSIC INTERNATIONAL ENGINEERING CO LTD +1
A high-efficiency and high-output slurry pump
ActiveCN119146094Breduce wearReduce direct impactSpecific fluid pumpsPump componentsImpellerSlurry pump
The present invention belongs to the field of slurry pumps, and specifically relates to a high-efficiency and high-output slurry pump, comprising an impeller arranged in a pump body, a rotating shaft connected to a hub of the impeller and used for driving the impeller to rotate, and a stuffing box arranged on the rotating shaft for preventing leakage of the pump body, wherein a feed end face and a feed port located on the front side of the feed end face are arranged on the impeller, a diverter sleeve coaxially arranged with the feed port and a drainage cone located in the diverter sleeve are arranged on the feed end face, the drainage cone protrudes toward the feed port, the fixed end of the diverter sleeve is fixedly connected to the feed end face, the cantilevered length of the cantilevered end is greater than the protruding length of the drainage cone, the inner and outer side walls of the diverter sleeve are provided with a first spiral channel, and a group of diverter channels respectively connected with the first spiral channel are opened on the fixed end of the diverter sleeve, the slurry pump can effectively reduce the impact wear of the slurry on the impeller and improve the output performance of the slurry pump.
Owner:HEBEI TIIEC MASCH CO LTD