9results about How to "Speed ​​up crushing" patented technology

The invention provides a method for crushing zero-valent iron. The method comprises the following steps: adding FeS, FeS2, zero-valent iron powder and absolute ethyl alcohol into a container, and uniformly stirring to form slurry to be ground; the wet ball mill is filled with grinding beads, the slurry to be ground is added into the wet ball mill to be ground, slurry is obtained, and the grinding time is 10-640 min; taking out the slurry from the wet ball mill, putting the slurry into magnetic separation equipment for separation, collecting ground zero-valent iron particles, and washing with absolute ethyl alcohol; and the washed zero-valent iron particles are placed in a vacuum drying box and dried at the temperature lower than 40 DEG C.

The utility model relates to the technical field of alumina micro powder production, and discloses a drying machine for alumina micro powder production, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is arranged above the main body mechanism, the main body mechanism comprises a device main body, a control panel, a control button, a drying cabin and a heater, the control panel is fixedly installed at the left end of the device body, the control button is movably installed at the left end of the device body, and the drying cabin is fixedly arranged at the lower end of the inner side of the device body. According to the drying machine for aluminum oxide micro powder production, a driving motor is started through a control panel, a transmission rod drives a stirring rod to rotate, aluminum oxide micro powder in the drying cabin is stirred, meanwhile, a heater is started to heat the aluminum oxide micro powder in the drying cabin, the aluminum oxide micro powder is turned over through the stirring rod, and the drying efficiency is improved. The aluminum oxide micro powder can be heated more uniformly, and the heated aluminum oxide micro powder inside can be taken out by opening the movable cabinet door after heating is completed.

The application discloses a biomass pyrolysis system for co-production of tar and fuel gas, which comprises a casing, a crushing mechanism and a crushing cylinder, the crushing mechanism is rotatably installed in the casing, the crushing cylinder is fixedly installed on the bottom of the crushing mechanism, the crushing cylinder is coaxially arranged with the casing, a crushing space is formed between the outer wall of the crushing cylinder and the inner wall of the casing, a feeding port is formed in the top of the casing, and an outer discharging port is formed in the bottom of the casing; a driving assembly is installed on one side of the casing, the output end of the driving assembly is drivingly connected with the crushing mechanism, the driving assembly drives the crushing mechanism to rotate in the casing, and a fixed gear ring is coaxially and fixedly installed in the casing. The biomass raw material can be crushed through the crushing mechanism, the biomass raw material can be finely processed to the maximum extent during crushing, and the pyrolysis speed can be improved during pyrolysis.

The utility model relates to the technical field of waste pollution harmlessness, and discloses a waste pollution harmlessness treatment device which comprises a support and a smashing barrel, the support is installed at the bottom of the smashing barrel, a feeding port is formed in the end of the smashing barrel, a discharging port is formed in the side of the smashing barrel, and a smashing assembly is arranged in the smashing barrel. A reverse stirring mechanism is arranged at the bottom of the crushing barrel, the crushing assembly is matched with the reverse stirring mechanism for use, through the arrangement of the reverse stirring mechanism, when a second servo motor rotates, one rotating shaft is driven to rotate, the other rotating shaft is driven to rotate through a synchronous belt, and a gear is meshed with a driving gear, so that the driving gear drives other gears to rotate; when the second servo motor rotates reversely, the gear is meshed with the driving gear, the sliding block slides on the sliding frame, the other two gears rotate reversely, reverse movement can be achieved through rotation control of the second servo motor, and bidirectional rotation of related rotating shafts in the stirring device is achieved.

The present invention discloses a rotary automatic slag-poking hammer-shaped ash control valve, comprising a valve seat provided with a boiler slag discharge port and a valve body provided with an ash control valve discharge port, and also comprising a valve stem and a slag-poking rod, wherein the valve stem is movably arranged in the valve body, and one end of the valve stem close to the boiler slag discharge port is connected with the slag-poking rod, and the outer wall of the slag-poking rod is provided with a slag-discharging thread along its length direction, and the boiler slag discharge port is located on the moving path of the slag-poking rod, and the valve stem is screwed in to reciprocate in the boiler slag discharge port to crush the block material, and the slag-discharging thread on the slag-poking rod is used to bring out part of the crushed material when the valve stem is screwed out of the boiler slag discharge port. The valve stem drives the slag-poking rod to move back and forth in the boiler slag discharge port to perform the slag-poking operation by screwing in, and when the slag-poking rod rotates and pushes out of the boiler slag discharge port, the slag-discharging thread on it will bring out part of the ash to achieve the effect of slag discharge, thereby avoiding the ash poke down from accumulating in the boiler slag discharge port, improving the dredging effect, and extending the service life of the boiler.

The utility model provides a pesticide residue detection and analysis device which comprises a device body, a shell and a crushing chamber located in the shell are arranged on the device body, a crushing roller set is arranged in the crushing chamber, and a material guide pipe is fixedly connected to the outer wall of the crushing chamber. The top of the material guiding pipe is fixedly connected with a coaxial feeding pipe with the inner hole diameter smaller than the inner hole diameter of the material guiding pipe, and the top of the feeding pipe penetrates through and is axially connected with a transmission shaft in a sliding mode. A material guide pipe is connected to the outer wall of a crushing chamber, one end of the material guide pipe is connected with a feeding pipe, the outer wall of the feeding pipe is connected with a pressure pipe, then a sealing disc capable of axially sliding is arranged in the feeding pipe, and when an inner cavity of the crushing chamber needs to be cleaned, the sealing disc is controlled to move upwards to a limiting position, and then high-pressure water is injected into the crushing chamber through the pressure pipe; and when the high-pressure water body flows through the crushing chamber, residues in the crushing chamber can be effectively flushed, so that the accuracy of drug residue detection is improved.

This utility model discloses an ultrafine grinding disc suitable for high-fiber straw raw materials. The disc includes a disc rotor and a disc stator rotatably connected to the disc rotor. The disc rotor is circumferentially provided with multiple first and second gear teeth for grinding raw materials. At least two second gear teeth are located between two adjacent first gear teeth. The first gear teeth extend along the axial direction of the disc rotor and have guide portions. A grinding space is provided between the disc stator and the disc rotor. A discharge port for discharging the ground raw materials is provided on the outer side of the disc stator. The discharge port is connected to a grading mechanism for screening the particle size of the raw materials. This technical solution can achieve efficient grinding of high-fiber straw raw materials and maintain the uniformity of the raw material particle size.

The utility model is applicable to the technical field of medicine processing, and provides a grinding device for medicine processing, which comprises a shell, a placing groove is arranged at the top of the shell, a box body is arranged on the placing groove, and an arc-shaped groove for placing medicines is arranged on the box body; the plurality of screw rods are rotationally mounted on the shell, and screw sleeves are mounted on the plurality of screw rods in a threaded manner; the top plate is welded to the top ends of the screw sleeves, and a sliding groove and a cavity are formed in the top plate; the grinding mechanism is mounted on the top plate and is used for grinding medicines; and the driving mechanism is assembled on the shell and is used for lifting the top plate. According to the grinding device for medicine processing, the technical problems that when an existing medicine grinding device is used, time and labor are wasted due to the fact that workers need to manually grind medicine, and it is inconvenient to use a plurality of medicine grinding devices at the same time to increase the medicine grinding speed are solved.

This invention discloses a construction waste exhaust gas recovery system, including a decomposition kiln and a recovery unit. The recovery unit is connected to the decomposition kiln and is used to sequentially decompose the forward-conveyed construction waste and recover the flue gas generated from incineration. The recovery unit includes a primary decomposition component located inside the decomposition kiln, and the decomposition component includes a rotating plate. The rotating plate is used to screen and carry unrefined construction waste for rotation. In this construction waste exhaust gas recovery system, through the primary decomposition component, crushing rollers can collect larger impurities in the construction waste through the feed inlet into the rotating plate. With the crushing rollers rotating at different speeds within the rotating plate, the impurities are squeezed in the space between the crushing rollers and the rotating plate, thereby crushing the larger impurities in the construction waste.