7results about How to "Avoid hard-to-clean situations" patented technology

The utility model relates to the technical field of grain processing equipment, and discloses a polishing machine which comprises a box body, a feeding port, a discharging port and an impurity discharging port are fixedly installed on the outer side of the box body, a cylinder screen is fixedly installed in the box body, a spiral blade is rotatably installed in the cylinder screen, and a polishing machine body is installed in the box body. A driving assembly used for driving the spiral blades to rotate is arranged on the outer side of the box body, a sliding assembly is arranged at the top end in the box body, an air heater and a brush are arranged on the sliding assembly, and a water spraying assembly used for assisting in grain polishing is arranged in the box body. At present, when a polishing machine works, water is sprayed to rice, dust on the surface is cleaned while the polishing effect is improved, however, after processing is completed, part of rice is stuck to the interior of a roller due to water, subsequent grain polishing is affected to a certain extent, workers need to open the equipment for cleaning, time and labor are wasted, and the work progress is delayed.

This utility model discloses a multifunctional interactive display rack for community cultural activities, relating to the field of display rack technology. It includes a display rack body, a mounting frame, and a fixing mechanism. The mounting frame is mounted on the display rack body and includes a first mounting frame and a second mounting frame. The first mounting frame is used to mount advertising boards, and the second mounting frame houses a display screen. Both are equipped with transparent panels and openable / closable covers. The covers are suspended and fixed by a first adjustable telescopic rod. The fixing mechanism includes a ring frame, a second adjustable telescopic rod, and pressure blocks. A positioning plate is inserted into a fixing slot and locked by a threaded locking rod to press and fix the advertising board, avoiding the use of adhesives. The second mounting frame also has an interactive operating table, electrically connected to the display screen, enabling residents to operate and interact. This device can stably display information about community cultural activities, combining dynamic display and interactive functions, and the advertising boards are easy to replace.

The utility model relates to the technical field of general physical or chemical methods or devices, and discloses an aromatic hydrocarbon extraction selective hydrotreating device which comprises a reaction tank, the upper side of the reaction tank is fixedly connected with a hydrogen input pipe communicated with the inside, and the upper side of the reaction tank is fixedly connected with an oil inlet pipe communicated with the inside. Supporting legs are fixedly connected to the lower side of the reaction tank, an oil outlet pipe communicated with the interior is fixedly connected to the lower side of the reaction tank, a hydrogen collecting box is arranged on the front side of the oil outlet pipe, the outer surface of the reaction tank is fixedly sleeved with a cooling shell, and a water inlet pipe communicated with the interior is arranged on the upper side of the cooling shell. And a drainage pipe communicating with the interior is arranged on the front side of the cooling shell, and a cleaning mechanism is arranged on the cooling shell, in this way, the interior of the equipment can be automatically cleaned while the equipment is cooled, the situation that incrustation is accumulated in the equipment is avoided, and then the situation that the cooling effect is reduced due to incrustation accumulation is avoided.

The invention belongs to the technical field of metal processing, and particularly discloses a plasma cutting device for metal material processing, which comprises a mounting frame, first frame bodies are fixedly connected to the tops of the two sides of the mounting frame, a second frame body is slidably connected between the two first frame bodies, and a third frame body is slidably connected to the outer part of the second frame body. And a cutting gun is fixedly connected to the exterior of the third frame body, an air pressure supply mechanism is arranged on one side of the exterior of the mounting frame, a dust cleaning mechanism is arranged on one side of the mounting frame, and the air pressure supply mechanism is used for reducing air pressure in the dust cleaning mechanism, so that negative-pressure dust suction of the dust cleaning mechanism is achieved. Through operation of the vibration dust discharging mechanism, vibration can be continuously generated and transmitted to the interior of the offcut storage box, so that dust in the offcut storage box can be conveniently vibrated off through vibration force, dust accumulation and hardening are avoided, and then the service life of the device box body can be prolonged.

The invention provides waste asphalt concrete recycling equipment and relates to the technical field of asphalt concrete.The outer surface of a stirring barrel is fixedly connected with a driving motor, the outer surface of the driving motor is sleeved with a rotating shaft, the outer surface of the rotating shaft is sleeved with two first straight gears, and the upper end of the stirring barrel is fixedly connected with a barrel cover; the outer surface of the heating barrel is sleeved with two second straight gears, a stirring rod is rotationally connected into the barrel cover, the outer surface of the stirring rod is sleeved with a connecting frame, the outer surface of the connecting frame is sleeved with two sets of scraping plates, the two first straight gears are driven to rotate when a rotating shaft rotates, and the two first straight gears are meshed to drive the two second straight gears to rotate; the heated barrel is driven by a second straight gear to rotate in the opposite direction, the inner wall of the heated barrel is scraped and cleaned through a scraping plate under driving in the opposite rotating direction, and the situation that asphalt concrete is adhered to the inner wall of the heated barrel after viscosity is recovered, and cleaning is difficult is avoided.

The utility model discloses a medicine residue recycling treatment device for yellow finish machining equipment in the technical field of yellow finish machining, which is reasonable in structure, a turntable is arranged at the bottom of a sealing cover in a rotating connection manner, and a mounting hole in a filter bag is butted with a screw rod on the turntable in a sliding manner, so that the filter bag can be fixed on the turntable. According to threaded connection between the positioning head and the screw rod, after the filter bag is installed on the screw rod, the positioning head is rotated to be tightened, then the filter bag can be installed and fixed, the fixing base on the sealing cover is installed and fixed at the output end of the air cylinder, and the filter bag is placed into medicine residues before being installed and fixed. When the filter bag is rotated, the air cylinder descends the filter bag into the filter cartridge on the recovery box, the positioning head is inserted into the positioning hole in the filter cartridge, the motor drives and controls the filter cartridge to rotate at a high speed and synchronously drives the filter bag on the turntable to rotate, and the filter bag is subjected to rotary centrifugal treatment, so that medicine residues in the filter bag are effectively separated.

The utility model discloses a circuit board developing mechanism and belongs to the technical field of circuit board developing. A circuit board developing mechanism comprises a machine frame and a conveying belt which is fixedly installed on the machine frame and used for conveying a circuit board, an ash cleaning box used for cleaning floating ash and a developing box used for spraying liquid medicine are sequentially installed on the machine frame in the moving direction of the conveying belt, and the circuit board developing mechanism further comprises a partition plate fixedly installed in the middle of the top wall in the developing box. Connecting plates are symmetrically arranged at the bottom of the spacing plate in a sliding mode, and limiting blocks used for clamping a circuit board are arranged on the two sets of connecting plates in a lifting mode. According to the utility model, the circuit board can be turned over in the developing process through the spacing plate, the connecting plate and the limiting block which are matched with each other and the driving of the driving piece, so that the condition of manual turning over is reduced, the condition of non-uniform contact between liquid medicine and the circuit board is avoided, the production efficiency is improved, and the production precision is improved.