47results about How to "Increase mutual friction" patented technology

The invention relates to a complex heavy-metal waste water emergency quick treatment method, comprising the following steps of: filtering by a sand filter; mixing by a high-speed pump; carrying out an ultraviolet catalyzing ozone reaction; carrying a microwave catalyzing active carbon reaction; carrying micro-electrolytic reaction; circulating waste water; carrying out a Fenton reaction; carryingout electric flocculation on an aluminum electrode plate; and pressing and filtering sludge. Waster water in a circulating slot is pumped into an iron carbon fluidized bed by a fluidizing pump to be circularly treated; an air compressor is connected with the iron carbon fluidized bed and prevents a filler in the iron carbon fluidized bed from blocking; and the microwave active carbon reactor is an active carbon filling tower, and a microwave emitter is arranged outside the body of the active carbon filling tower. The complex heavy-metal waste water emergency quick treatment method disclosed by the invention is used for treating the complex heavy-metal waste water, associated devices are simple, easy, quick, can meet an emergency, and can update and convert, no various chemical raw materials are fed, and various complex heavy-metal waste water with unknown elements can be quickly treated as long as the current magnitude is regulated, and thus the heavy metal in the waste water and chemical oxygen demand can immediately reach the standard and are discharged.

The invention discloses a debris-flow drainage canal with energy dissipation and drainage functions and an application of the debris-flow drainage canal with energy dissipation and drainage functions. The drainage canal comprises a fully-lining drainage canal bottom plate and drainage canal side walls on two sides of the drainage canal bottom plate; the drainage canal bottom plate is in the shape of continuously-connected multiple-stage steps, the steps are provided with grooves; the width of the grooves on the top surfaces of the steps increases gradually along the flow direction of the debris flow, and the width of the grooves on the vertical surfaces of the steps decreases gradually; and the maximum width of the grooves on the top surfaces of the steps coincide with the maximum width B on the vertical surfaces of the steps. Compared wit the prior art, the step shape design is adopted to dissipate the energy of the debris flow all the way and the groove design is adopted to drain the debris flow, so the debris-flow drainage canal disclosed by the invention has high efficiency and good drainage capacity. By adjusting the height and the length of the steps and the size and the shape of grooves, the debris-flow drainagedrainage canal can be used for preventing the debris flow with any gradient and any nature.

The invention discloses a charging pile. The charging pile comprises a charging pile body; a display control screen is arranged in the middle of the charging pile body, a main control unit is arrangedon the rear side of the display control screen, a wireless connection module is arranged on the right side of the main control unit, and a card swiping sensing area is arranged on the right side of the display control screen; the charging pile further comprises a shielding plate on the upper portion of the charging pile body, supporting rods used for supporting the shielding plate, and a chargingpile base at the bottom of the charging pile body; the bottoms of the supporting rods are connected with the charging pile base, and the tops of the supporting rods are connected with the shielding plate; a drinking water cabinet is arranged on the left side of the charging pile body and internally provided with a water heater and a water tank; and the drinking water cabinet is provided with a water injecting opening, a hot water outlet and a cold water outlet; a sealing cap is arranged on the water injecting opening, the water injecting opening communicates with a water inlet in the water tank through a water pipe, the drinking water cabinet is provided with an observation window, and the output end of the main control unit is connected with a relay used for controlling the water heaterto work. The charging pile is simple in structure and is not affected by rainwater and the severe environment, and the design of the drinking water cabinet is reasonable and humanized.

The invention discloses a grinding bar type grinding machine. The grinding bar type grinding machine comprises a machine frame and a main shaft, wherein the main shaft is in transmission connection with a motor; a grinding roll is sheathed on the upper part of the main shaft; a screen cylinder is arranged at the periphery of the grinding roll and is matched with the grinding roll; a grinding chamber is formed between the grinding roll and the screen cylinder; the grinding roll comprises a roll body, a plurality of grooves of the roll body are arranged on the outer surface of the roll body along the axial direction, a first grinding bar is fixedly arranged in each groove of the roll body, a convex strip of the roll body is formed between the two grooves of the roll body, and an air ventilating hole is formed in each convex strip of the roll body along the axial direction, and is communicated with the main shaft; the screen cylinder comprises a screen frame body, screen plates and second grinding bars, groove plates are fixedly arranged on the screen frame body, and are provided with grooves, each second grinding bar is fixedly arranged in the corresponding groove, and each screen plate is arranged at the gap between the two groove plates. The grinding bar type grinding machine has the advantages that by adopting the grinding roll and the screen cylinder with the structures, the generation of crushed grains is reduced, and the whitening rate is improved; by utilizing the grinding bars for multiple times, the investment cost of equipment is reduced.

The invention relates to a rambutan-like SiO2-based dental composite resin and a preparation method thereof. The composite resin comprises inorganic filler, a resin matrix and an initiator system, wherein the inorganic filler is rambutan-like SiO2. The preparation method comprises the following steps: mixing the rambutan-like SiO2, the resin matrix and the initiator system to obtain an uncured composite resin paste, and then performing light curing to obtain the dental composite resin. The dental composite resin provided by the invention has simple preparation and excellent performances, and the surface of the rambutan-like SiO2 has a convex structure similar to sawtooth; by the mutual occlusion between the sawtooth, the frictional force between SiO2 particles is improved, and the materialfracture due to relative slippage of particles is reduced; in addition, by utilizing the rough structure of the surface of SiO2, the contact area between the resin matrix and SiO2 is increased, the bonding ability of the organic-inorganic phase interface is improved, and thus the mechanical properties of the composite resin are improved.

The invention relates to a production process for camellia seed oil. The production process comprises the following steps: 1) raw material cleaning and selecting; 2) hulling treatment; 3) seed-hull separation; 4) camellia seed baking; 5) material steaming and tempering; and 6) cooling, squeezing and oil discharging. The production process provided by the invention adopts physical squeezing, so nutritional components, active substances and camellia fragrance in oil are retained; meanwhile, specific processes like hull-seed separation, camellia seed baking and material steaming and tempering greatly improve the extraction rate of the oil compared with a conventional squeezing process; and the process provided by the invention can produce purely-natural, organic and green camellia seed edibleoil which is comparable to olive oil.

The invention discloses a piston braking system and a braking method thereof. The piston braking system comprises transmission rotating shafts located between a starting component and a working component, pistons, and a pressure adjusting mechanism, wherein each piston is connected with the corresponding transmission rotating shaft; when each transmission rotating shaft rotates, the correspondingpiston is driven to be in straight reciprocating motion in a cylinder jacket; a pressure adjusting cavity is formed between each piston and the cylinder jacket; the pressure adjusting mechanism is used for adjusting the pressure in the pressure adjusting cavities, and comprises an inlet pipe and a discharging pipe, wherein the inlet pipe and the discharging pipe separately communicate with the pressure adjusting cavities; one-way valves are respectively arranged in the inlet pipe and the discharging pipe; and an adjusting valve is also arranged in the discharging pipe. Every time the transmission rotating shafts rotate for a circle, the pistons are driven to make a complete reciprocating motion, and in the process, the volume of each of the pressure adjusting cavities is enlarged and reduced. Through the adoption of the piston braking system disclosed by the invention, the problem that a conventional braking manner adopts a manner that kinetic energy is transformed into internal energythrough friction, so that the condition that wear of brake cannot be thoroughly and radically solved to cause invalid slipping is solved, and the purposes of breaking the shackles in the prior art and stopping braking failure caused by damage of friction are realized.

The invention relates to a recycling device for organic matters of solid residues of organic garbage. The recycling device comprises a recycling main body, a recycling auxiliary body and a connecting tube stack connected between the recycling main body and the recycling auxiliary body; a groove of the recycling main body is provided with a stirring mechanism and a cover plate; a discharge port is formed in the lower part of the recycling main body; at least two spiral blades of which diameters are gradually increased from top to bottom are fixed on a stirring shaft of the stirring mechanism; edges of the spiral blades are fillets; during rotation, the spiral blades hydraulically scrub slurry; at least two pushing dead knives of which outer diameters are greater than bottom outer diameters of the spiral blades are arranged at the bottom of the stirring shaft; the pushing dead knives correspond to the discharge port of the lower part of the groove; the recycling auxiliary body comprises the housing and a revolving drum which is inclined upwards in the slurry flowing direction; a feeding opening is formed in the front end of the housing; a residue outlet is formed in the tail of the housing; a liquid collecting tank is arranged at the bottom of the housing; and shaftless spiral blades which are used for pushing the residues are fixed on the inner wall of the revolving drum. The recycling device is simple and reasonable in structure and low in running cost, recycling capability of a system can be improved, and the amount of the solid residues discharged out of the system is reduced.

The invention belongs to the technical field of clay recycling, and particularly relates to a workbench for clay model manufacturing. The workbench comprises a workbench body and a hollow base. A circular loop of a metal material is arranged on the outer portion of the workbench body in a sleeving manner. A hollow rotary shaft is fixedly mounted on the base. The rotary shaft communicates with the base. A spring is arranged in the rotary shaft in a penetrating manner. Scrap leakage holes are formed in the side wall of the upper end of the rotary shaft. The workbench body is movably mounted at the upper end of the rotary shaft. An air bag and a rotary disc are sequentially arranged on the rotary shaft below the workbench body in a penetrating manner. The air bag and the rotary disc are rotationally connected to the rotary shaft. The upper end, located on the outer side of the workbench body, of the air bag is provided with a plurality of air spray heads. An extraction pipe is connected to the rotary shaft. The end, away from the rotary shaft, of the extraction pipe is connected with an air pump. An exhaust pipe is connected to the air pump. The extraction pipe and the exhaust pipe are provided with one-way valves. An exhaust opening of the exhaust pipe is connected in the air bag. The problem that clay left on the workbench is not prone to being cleaned away is solved.

The invention discloses a grinding slice of a defibrator, wherein grinding teeth in a crushing region are separated from those in a coarse grinding region, a ring-shaped buffering deslagging slot is formed between the grinding teeth of the two regions, and the grinding teeth in the crushing region are arc-shaped. According to the grinding slice of the defibrator, the grinding teeth can be effectively prevented from being damaged by hard impurities, the efficiency is improved, the service life of the grinding slice is prolonged, and the power consumption is reduced.

The invention provides a compressor. The compressor comprises an air cylinder, a roller and a sliding piece set, wherein the roller is rotationally arranged in a cavity of the air cylinder; the sliding piece set is arranged in a sliding piece groove of the air cylinder in a sliding manner; the sliding piece set comprises a low-pressure side sliding piece and a high-pressure side sliding piece; anair suction cavity is formed by the area among the low-pressure side sliding piece, the roller and the inner wall of the air cylinder; a compression cavity is formed by the area among the high-pressure side sliding piece, the roller and the inner wall of the air cylinder; the low-pressure side sliding piece is provided with a limiting groove; the limiting groove is provided with a first side wallarranged in the axial direction of the sliding piece groove and a second side wall arranged in the radial direction of the sliding piece groove; and the side wall of the high-pressure side sliding piece is in limiting fit with the first side wall, and the tail end of the high-pressure side sliding piece is in limiting fit with the second side wall. By the adoption of the scheme, the problem of sliding piece disengaging can be solved, leakage is reduced, and the performance of the compressor is improved.

The invention discloses a split-Hopkinson tension bar test piece fixture and mounting method, and belongs to the technical field of material dynamic mechanical tests. The fixture comprises an incidentbar, one end of which being provided with a neck I for mounting a test piece; a transmission bar, one end of which being provided with a neck II for mounting the test piece; and wedge blocks A and wedge blocks B, which are fitted to each other and are filled in neck gaps between the two ends of the test piece and the neck I and the neck II; the neck I and the neck II are both "T" shaped through grooves disposed along the radial direction of the bar; the incident bar and the transmission bar are the coaxially disposed; two wedge blocks A and two wedge blocks B are provided; and the wedge blocks A and the wedge blocks B are combined to form a rectangle. When the test piece is mounted, the both ends of the test piece are respectively clamped in the neck I and the neck II at first, and then the wedge blocks A and the wedge blocks B are mounted, so that the test piece is in no clearance fit with the neck I and the neck II. By adopting the split-Hopkinson tension bar test piece fixture disclosed by the invention, fast mounting of the test piece can be achieved, so that the test efficiency is greatly improved, and the test data accuracy is high; and the test piece is easy to process, andthe material is not limited.

The invention relates to an ultrasonic scrubber for a non-metal mine, comprising a slot body (1); the two sides of the upper part of the slot body are respectively provided with a feeding port (2) anda discharging port (3), the lower part is provided with a drain outlet (4) and the top is provided with a cover plate (5); a cross beam (8) is erected at the upper part of the slot body (1); a stirring shaft (6) stretches into the interior of the slot body (1) by passing through the cross beam (8); the upper end of the stirring shaft (6) is connected with a variable frequency motor (11) by a belt(9) and the lower end is successively connected with an upper impeller (6a) and a lower impeller (6b); the variable frequency motor (11) is fixed on the cross beam (8); a dosing hole (12) is formed in the cover plate (5); the side of the slot body (1) is uniformly provided with a group of level ultrasonic generators (13) from top to bottom; each ultrasonic generator (13) comprises an ultrasonic energy converter (13a) located outside the slot body (1) and a vibration bar (13b) located in the slot body (1). The ultrasonic scrubber for the non-metal mine provided by the invention has the advantages of removing impurities with great cementing strength or crack in non-metal minerals and improving scrubbing efficiency and product quality.

The invention discloses a check bolt assembly which comprises a bolt, a nut, a first check washer and a second check washer. A step segment, a thread segment and an open groove are sequentially arranged on a stud of the bolt from top to bottom. A nut is arranged on the thread segment. The first check washer is arranged on the step segment. A blind hole extending upwards is formed in the center ofthe open groove. The second check washer is arranged at the bottom of the nut and is fixedly mounted in the blind hole. A non-return assembly is further arranged at the bottom of the second check washer. Compared with the prior art, the check bolt assembly is simple in structure and reasonable in design, stability and reliability of bolt connection can be guaranteed for a long time, the influenceof vibration on bolt connection can be reduced, and the check bolt assembly is worthy of popularization.

The invention relates to the technical field of solid waste recycling, in particular to multi-cylinder type water-free cleaning equipment for waste glass. The equipment comprises a cleaning and stirring device used for conducting anhydrous cleaning on the waste glass and a power device used for providing power for the cleaning and stirring device. The cleaning and stirring device comprises at least three rollers which are concentrically connected in a sleeved mode, and a plurality of baffle structures which are spirally arranged are distributed on the side walls of the rollers. According to the multi-cylinder type water-free cleaning equipment for the waste glass, through the arrangement, the water-free cleaning of the waste glass is realized; meanwhile, the at least three rollers which are concentrically connected in a sleeving mode are arranged, so that the equipment size is greatly reduced while the material retention time is guaranteed, space utilization of a plant is facilitated,gradient utilization of heat is gradually achieved from an inner layer to an outer layer, and the clean production concept of energy conservation and consumption reduction is better met; and the multiple baffle structures which are spirally arranged are distributed on the side walls of the rollers, so that mutual friction between the waste glass is enhanced, and labels and stains can fall off moreeasily.

The invention discloses a rainproof charging pile. The rainproof charging pile comprises a main body of the charging pile, wherein a display control screen is arranged at the middle part of the main body of the charging pile, a main control unit is arranged at the rear side of the display control screen, a wireless connection module is arranged at the right side of the main control unit, and a card sensing area is arranged at the right side of the display control screen. The rainproof charging pile also comprises a baffle plate above the main body of the charging pile, a support rod for supporting the baffle plate and a charging pile base at the bottom of the main body of the charging pile, wherein the bottom of the support rod is connected with the charging pile base, and the top of the support rod is connected with the baffle plate through a flange; a drinking tank is arranged at the left side of the main body of the charging pile, and an observation window is formed in the drinkingtank; and an automatic take-up tank is also arranged on the main body of the charging pile, an automatic take-up device and a charging cable are arranged in the automatic take-up tank, one end of thecharging cable is connected with the main body of the charging pile, and the other end of the charging cable penetrates through a charging cable outlet in the automatic take-up tank and is connected with a charging gun. The rainproof charging pile disclosed by the invention can not be affected by rainwater and severe environments and is more humanized in design and high in practicability.