61results about How to "Effective agitation" patented technology

The invention discloses a vortex street mixer which comprises an inlet flange, a vortex street generator I, a vortex street generator II, a mixer main body pipe and an outlet flange, wherein the mixer main body pipe is of a hollow cylindrical structure, the inlet flange and the outlet flange are respectively welded at the upper end and the lower end of the mixer main body pipe, the vortex street generator I and the vortex street generator II are both set to be of a hollow isosceles triangular column structure, and the vertex angle directly faces the fluid inlet direction; the vortex street generator I and the vortex street generator II are arranged by forming a right angle by passing through the center of circle of a pipeline interface, the vortex street generator I is welded between the upper end face and the lower end face of the mixer main body pipe, and the vortex street generator II is welded on a corresponding side wall vertical to the axis of the mixer main body pipe. The pipeline mixer which is simple in structure, high in use reliability and remarkable in mixing enhancing effect is favorable for generating eddy current, improving the fluid mixing degree and improving the mixing effect, is used for liquid-liquid and gas-gas quick mixing reaction, and is wide in applicability.

The invention provides an efficient spraying machine. The efficient spraying machine comprises a first stirring barrel, a second stirring barrel, a discharging pipe, a nozzle, an air cylinder and a base; the second stirring barrel is positioned below the first stirring barrel; the side walls of the first stirring barrel and the second stirring barrel are correspondingly provided with a heat preservation layer; a main shaft which is vertically arranged is arranged in the first stirring barrel, a scraper plate is connected to the main shaft, the scraping plate is attached to the inner wall of the first stirring barrel; a plurality of stirring rods are further arranged on the main shaft, and 3-5 stirring bars are hinged to the stirring rods through a connecting ring; a spiral shaft which is horizontally arranged is arranged in the second stirring barrel; a discharging opening is formed in the bottom of the second stirring barrel; and a spraying box is further arranged on the base, an aircylinder which is telescopic in the vertical direction is arranged in the spraying box, and a spray head is arranged on a telescopic rod of the air cylinder. The efficient spraying machine has a heating and heat preservation function, the problem of paint precipitation can be effectively solved, and time and labor are saved.

The invention provides a granular sauce storage device belonging to the technical field of daily life, solving the problems that an outlet of a whole granular sauce storage device can not discharge smoothly after the prior granular sauce storage device is used for a while. The granular sauce storage device comprises a shell with a hollow cavity inside, an outlet 1 communicated with the hollow cavity of the shell is arranged at the bottom of the shell, a rotatable discharging piece is arranged at the bottom of the outside of the shell, and the discharging piece is provided with an outlet 2; a scraping piece which is fixedly connected with the discharging piece is also arranged in the shell, the scraping piece can block the outlet 1, and the outlet 1 is communicated with the outlet 2 when the scraping piece blocks the outlet; and the shell is also provided with a driving mechanism which can drive the discharge piece to rotate. The granular sauce storage device has the advantages of simple structure, convenient use, constant discharging and high stability.

The invention discloses a multifocal laser reinforced arc hybrid welding method. According to the method, four heat sources, namely the single-focus laser, welding gun arc and the bifocal heat sources are provided and sequentially arranged in the welding direction in series, different heat output can be achieved by changing laser power and current and voltage of a welding gun system, and welding modes required on site are achieved. Bifocal laser adopted by the method is formed by dividing a single laser beam into a bifocal laser beam through an optical beam splitting system, double laser beam focuses vertically distributed in the weld joint direction can do mutual crisscross motion, a molten pool is fully and effectively stirred, when the bifocal laser with high power is used as a welding heat source, the weld penetration is advantageously increased, the molten pool is stirred, pores and splashing are effectively reduced, and meanwhile, the weld joint weld penetration and weld width can be regulated and controlled by finely adjusting the focal distance of the two focuses. When the bifocal laser with lower power is used as a heat treatment heat source, the smooth finish of welded surfaces is advantageously improved, the weld joint uniformity is improved, pores and splashing are effectively reduced, and the weld joint quality is improved.

The invention relates to a reciprocating type borehole dredging tool used in the process of drilling well-completion practice. The reciprocating type borehole dredging tool solves the problem of blocked drilling fluid in a sleeve and being difficult to lower a logging instrument. According to the technical scheme, the upper end of a cable is connected to a ground console, and a wire core of the lower end of the cable communicates with a wire connecting opening of a stepping motor; an output end of the stepping motor and a bearing seat are driven by a key; a drive screw sleeve is installed at the lower portion of the outer circle of a drive screw, and the lower portion of the outer circle of the drive screw sleeve is connected with a screw thread of the upper portion of the inner cavity ofa sliding sleeve; the lower end of the drive screw and an anti-falling-cap thread are tightened; the lower portion of the outer circle of the sliding sleeve is provided with a conical convex platform,and the lower end of the inner cavity of the sliding sleeve is connected with the upper end of the outer circle of stirring heads; and anchor claws are placed in radial step holes on centralizing wings of the outer circle of the anchor, cover plates are fixed with bolts b on the centralizing wings of the outer circle of the anchor, and the cover plates pass through grooves of the outer end facesof the anchor claws. The stepping motor is adopted to drive the reciprocating type borehole dredging tool, the control is simple, the reciprocating movement of the stirring heads is used, drilling fluid can be stirred effectively, the viscosity of the drilling fluid is reduced, and the borehole dredging operation is carried out effectively.

The invention discloses a cleaning device for a numerical control milling machine for processing conveying machinery parts, and relates to the technical field of conveying machinery. The cleaning device for the numerical control milling machine for processing the conveying machinery parts comprises a numerical control milling machine shell, a collecting box is welded and mounted at the bottom of the inner side of the numerical control milling machine shell, a vibrating mechanism is arranged at the top of the collecting box, a cleaning liquid box is welded and mounted on the outer wall of one side of the numerical control milling machine shell, an infusion tube is welded and mounted on the outer surface of the top of the cleaning liquid box, and one end of the infusion tube extends into thecleaning liquid box. According to the cleaning device for the numerical control milling machine for processing the conveying mechanical parts, a certain vibration effect can be effectively carried out when waste materials are collected, the situation that debris remains in the device and cannot be well recycled can be well avoided, the collection rate of the device for collecting the debris can be effectively improved, and the situation that a worker manually recovers the debris, the debris has certain safety influence on the worker can be effectively avoided.

The invention belongs to the technical field of surface treatment, and particularly relates to a steel plate electroplating process of a Zn-Co-W alloy. The process comprises the steps of S1, steel plate pretreatment: the surface of a Zn-Co-W alloy steel plate to be electroplated is polished, cleaned and deoiled, and then the steel plate is subjected to anodic electrolytic polishing treatment; S2,steel plate electroplating treatment: the Zn-Co-W alloy steel plate treated in the step S1 is put into an electroplating device as a cathode, and electroplating is conducted by using a direct-currentpower supply; and S3, steel plate post-treatment: after treatment in the step S2 is completed, the electroplated Zn-Co-W alloy steel plate is put into a post-treatment furnace to be subjected to heattreatment, after treatment is completed, the temperature is naturally reduced to the room temperature, and a finished product of the electroplated Zn-Co-W alloy steel plate is obtained. The steel plate electroplating process of the Zn-Co-W alloy is low in cost and easy to operate, and an obtained coating is good in performance and more attractive.

The invention relates to a soybean sieving machine which comprises a rack, a blanking cabin and a sieving main body, wherein the rack comprises a base and a vertical rod fixed at the upper end of thebase; the blanking cabin is fixed at the upper end of the vertical rod; the sieving main body comprises a spiral sieving groove fixed outside the vertical rod longitudinally; a first-level screen meshand a second-level screen mesh are arranged in the spiral sieving groove at an interval and divide the spiral sieving groove into three layers from top to bottom; the pore of the first-level screen mesh is greater than that of the second-level screen mesh; a feeding pipe is arranged at the lower end of the blanking cabin; a large impurity discharging pipe is fixed at the upper-layer position of the spiral sieving groove at the bottom in a penetrating manner; a soybean discharging pipe is fixed at the middle-layer position of the spiral sieving groove at the bottom in a penetrating manner; anda small impurity discharging pipe is fixed at the lower-layer position of the spiral sieving groove at the bottom in a penetrating manner. The soybean sieving machine adopts the spiral sieving manner, is low in noise, energy consumption and sieving cost, small in occupied area and high in sieving effect.

The invention discloses a composite fire grate structural parameter matching and adjusting device. A standard fire grate module set comprises multiple stages of standard fire grate modules (5). Each stage of standard fire grate module (5) comprises a fixed fire grate and a movable fire grate. The front end of the fixed fire grate of the first stage of standard fire grate module (5) is fixed on a first crossbeam (4b), and the rear end thereof is fixed on a second crossbeam (4c). The front end of the fixed fire grate of each next state of standard fire grate module (5) is in lap joint with the back of the movable fire grate of each previous stage of standard fire grate module (5). Except for the first stage of standard fire grate module (5), the rear end of each fixed fire grate of each stage of standard fire grate module (5) is fixed on the corresponding third crossbeam (4d), the front end of the movable fire grate of each stage of standard fire grate module (5) is in lap joint with the back of the fixed fire grate of the same stage, and a drive device (6) is mounted at the rear end of the movable fire grate of each stage of standard fire grate module (5). The composite fire grate structural parameter matching and adjusting device has the advantages that structural and motion parameters adjustment of forward and reverse push fire grates of a comprehensive system can be completed on a platform support frame.

The invention discloses an earth excavation dust disposal device for road construction, relating to the technical field of road construction. The earth excavation dust disposal device for road construction comprises a body, a fan, a dust guide pipe, a water pump, a water guide pipe and a dividing plate, wherein the fan is arranged on the left side of the top of the body, and an air outlet of the fan is communicated to one end of the dust guide pipe; one end, far from the fan, of the dust guide pipe penetrates through the body and is communicated to an inner cavity of the body; the water pump is arranged on the right side of the top of the body, and a water outlet of the water pump is communicated to one end of the water guide pipe. When the water level reaches a preset value, a sealed baffle plate is opened by operating an air cylinder, so that a water body is discharged into a water filter mechanism through a guiding mechanism, and therefore, the water filter mechanism operates to filter water and discharge the water to a water storage tank through a water delivery pipe, so that the problem that the surrounding grounds and plants of a construction environment are affected by a mixture of dust and water after dust removal in the prior art is solved while a water resource effect is saved.

The invention belongs to the technical field of raw material processing, and particularly relates to a particle screening device for raw material processing. Aiming at the problem of low screening efficiency of an existing particle screening device, the following technical scheme is provided: the particle screening device comprises a box body, a partition plate is arranged on the inner wall of thebox body, a motor is arranged at the bottom of the partition plate, the output shaft of the motor is connected with a first straight shaft, the first straight shaft is fixedly sleeved with an incomplete bevel gear, the top of the partition plate is connected with a second straight shaft, the second straight shaft is fixedly sleeved with a complete bevel gear, a plurality of supporting columns arearranged at the top of the second straight shaft, a fixing block is arranged at the tops of the plurality of supporting columns, a screen plate is arranged at the top of the fixing block, and a plurality of material conveying parts are arranged on the circumferential outer wall of the screen plate. According to the particle screening device, raw materials are partitioned in the material conveyingparts, the raw materials with different particle sizes are layered in the material conveying parts, therefore, the screening efficiency is improved, meanwhile, under the action of centrifugal force,the raw materials move upwards along an inclined plane, large-particle raw materials directly fall from a first discharging mechanism, and thus the overall screening efficiency is effectively improved.

The invention provides a blowing-type drying machine based on chemical fertilizer production, which comprises a loosening assembly, a loosening roller is rotatably connected to the interior of a linkage frame, and the loosening assembly can effectively stir and loosen chemical fertilizer particles in a drying tray, so that the chemical fertilizer particles in the drying tray can be quickly and uniformly dried; meanwhile, the use space in the drying tray can be adjusted by changing the use position of the partition baffle in the drying tray, and the effective loosening length of the loosening assembly can be adjusted, so that the device can adapt to rapid and uniform drying treatment of different amounts of chemical fertilizer particles; the problems that the use space of a drying tray of an existing drying machine cannot be changed, the drying tray cannot be suitable for rapid drying and supporting of different amounts of chemical fertilizer particles, the chemical fertilizer particles are dried unevenly, and the drying degrees of the chemical fertilizer particles at the top and the bottom are different are solved.