512results about How to "Speed up the fall" patented technology

The invention relates to the technical field of sewage treatment equipment, and discloses a sewage treatment air floatation tank decontamination device, which comprises: a scraping plate, which is slidably installed above an air floatation tank and can scrape floating slag on the surface of the air floatation tank to move when sliding; the driving assembly is used for driving the scraping plate to slide above the air floatation tank; the air injection cleaning assembly is installed on the scraping plate, and air blowing cleaning is conducted on the surface of the scraping plate through the air injection cleaning assembly; and the automatic air supply assembly is connected with the air injection cleaning assembly and can automatically supply air to the air injection cleaning assembly when the scraping plate moves to the position above the sludge area of the air floatation tank. According to the automatic cleaning device, automatic cleaning can be achieved when the scraper reaches the position above the sludge area of the air floatation tank through the air injection cleaning assembly and the automatic air supply assembly, and therefore the situation that scum is brought back again when the scraper moves towards the air floatation tank can be avoided, and the decontamination effect is effectively guaranteed.

The invention discloses a treatment method of tantalum-niobium smelting wastewater, and relates to the technical field of tantalum-niobium smelting, and the treatment method specifically comprises the following steps: step 1, wastewater collection and primary treatment; step 2, physicochemical reaction and precipitation; step 3, biological treatment; and step 4, MBR membrane pool treatment. According to the treatment method of the tantalum-niobium smelting wastewater, uniform distribution of the coagulant or the precipitant in the precipitation tank can be ensured by intermittently adding the coagulant or the precipitant, and over-high or over-low local concentration caused by one-time large-amount adding is avoided, so that the coagulation effect is improved, impurities such as suspended solids, part of organic matters and sulfate in the wastewater are more effectively removed, and the treatment effect is improved. The input amount of the coagulant or the precipitator can be flexibly adjusted according to the water quality change and the treatment requirement in the sedimentation tank, so that the treatment process is more accurate and efficient; by accurately controlling the input amount of the coagulant or the precipitant, waste caused by excessive addition can be avoided, and the consumption of chemical agents is reduced.

The invention discloses a picture mounting metal outer frame laser cutting machine with a dust removal structure, and belongs to the technical field of laser cutting. The picture mounting metal outer frame laser cutting machine comprises a workbench and a portal frame capable of moving in the length direction of the workbench; a plurality of placement blocks are uniformly arranged on the upper surface of the workbench in the length direction, placement grooves are formed in the placement blocks, an air suction purification mechanism is arranged on the portal frame and comprises two air suction pipes, and one ends of the two air suction pipes penetrate through the two sides of the portal frame correspondingly to be connected with air suction hoods; circular dustproof nets are arranged on the sides, close to each other, of the two air suction hoods; during cutting, according to different cutting directions, harmful gas generated by cutting can be effectively adsorbed and purified, metal dust is recycled, pollution to equipment and the environment is reduced, and resource waste is reduced.

The invention relates to the technical field of preparation devices, and discloses a solid electrolyte preparation device which comprises a shell, a supporting table is fixedly connected to the circumferential surface of the shell, and a discharging pipe is fixedly connected to the circumferential surface of the shell; the device comprises a shell, a protective cover is arranged at the top of the shell, a stirring device is arranged at the top of the shell, a crushing device is arranged on the inner wall of the shell, and a dredging device is arranged on the inner wall of the shell. And meanwhile, the rotating rod rotates to drive the rotating plate II to rotate, so that the mixing effect of the electrolyte powder can be enhanced, and the chemical reaction of the electrolyte powder can be uniformly generated in the whole material system in the subsequent sintering reaction process.

The invention relates to the technical field of sewage treatment, in particular to an integrated sewage purification device which comprises a primary filter box, a central filter cylinder is fixedly mounted in the middle of an inner cavity of the primary filter box, a filter element arranged in a semi-arc plate shape is detachably mounted in the middle of the central filter cylinder, and a treatment box is arranged on one side of the primary filter box. A motor drives a rotating rod to rotate to automatically feed an additive and synchronously drives a circular ring plate to rotate, so that a scraping plate stirs the fed additive and sewage, the sewage and the additive are fully dissolved, subsequent sewage precipitation is intensified, and a buffer plate is impacted by the sewage, so that the sewage is prevented from falling off. Under the action of a spring rod, a buffer plate moves up and down to buffer the flushed sewage, so that the sewage is prevented from directly flushing into the treatment barrel, sludge settled at the bottom of the treatment barrel is splashed again, the water settled in the treatment barrel is more turbid, and the sewage flushed by the buffer plate flows to a flow guide plate after being received, so that the sewage is prevented from entering the treatment barrel. And then the wastewater slowly flows into the lower part of the treatment barrel through the guide plate so as to be settled.

The laser cutting device for metal cutting comprises a box body, a bearing plate is arranged in the box body, a bearing bin is formed by the bearing plate and the upper portion of the box body, transmission shafts are rotationally installed on the two sides of an inner cavity of the bearing bin, scraping plates are fixedly installed on the surfaces of the transmission shafts, and a fixing plate is fixedly installed at the top of the inner cavity of the bearing bin; a sliding rod penetrates through the interior of the fixing plate, a top column is slidably mounted at the top of the sliding rod, a spring is fixedly mounted at the bottom of the top column, and an eccentric disc is fixedly mounted at the corresponding end of the transmission shaft. A transmission shaft rotates to drive a scraping plate to rotate and drive an eccentric disc to rotate at the same time so as to separate adhered waste from a bearing plate, and when the eccentric disc extrudes a sliding rod, the sliding rod moves upwards, so that a jacking column is driven to move upwards, then the jacking column collides with the two sides of a cutting seam, the cutting seam vibrates, and the falling speed of the cut waste is increased; and the cutting seams are prevented from being blocked and polluted through timely removal of the waste materials, and the cutting quality is improved.

The utility model relates to the technical field of grate coolers, and discloses a grate cooler waste heat recovery system which comprises a machine body, a feeding bin and a star-shaped discharger are arranged on the machine body, an obliquely-arranged grate plate is arranged in the machine body, the left end of the grate plate is higher than the right end of the grate plate, the left end of the grate plate is connected with the machine body in a rotating mode, and a discharging port is formed in the right side wall of the machine body. The top of the machine body is connected with an air outlet pipe; the air outlet pipe is connected with the waste heat recycling box and the cleaning box, and an air blower is connected to the outer side wall of the machine body. A coil pipe is arranged in the waste heat recycling box, the top of the coil pipe is connected with an air outlet pipe, the bottom of the coil pipe extends into the cleaning box, an air outlet branch pipe is arranged at the bottom of the inner side of the cleaning box and connected with an air outlet spray head, and the side wall of the waste heat recycling box is connected with a first water inlet pipe and a first water outlet pipe. The heat recovery efficiency is higher, heat in hot air is in full contact with water, the heat exchange efficiency is effectively improved, and the manufacturing cost is saved.

The invention discloses an industrial dust remover convenient to clean, and relates to the technical field of industrial dust removers, the industrial dust remover comprises a box body and a dust removal assembly, and the dust removal assembly is arranged on one side of the box body; the dust removal assembly comprises a mounting groove, a sealing groove, a mounting frame, a sealing plate, a mounting opening, a rotating groove, a rotating plate, a partition plate, a filter bag, a ventilation opening, a ventilation spring, a ventilation plate, a tooth groove, a motor, a driving wheel, a water passing cavity and a cleaning opening, the mounting groove is formed in one side of the box body, the sealing groove is formed in one side of the mounting groove, and the mounting frame is connected into the mounting groove in a clamped mode. A sealing plate is connected to one side of the mounting frame, and mounting openings are formed in the sides, away from each other, of the mounting frame and the sealing plate. In the use process, the filter bags can be subjected to dust removal work in batches, and the filter bags can be conveniently switched, so that the filter bags with the reduced dust removal effect are cleaned, and tail gas after dust removal is used for cleaning and drying the filter bags, so that the cleaning effect of the filter bags is ensured.

The invention relates to the technical field of spray towers, in particular to a spray tower for producing 4-methyl-5-hydroxyethylthiazole, which comprises a tower body, an exhaust pipe is arranged at the top of the tower body, a spray pipe is communicated with the upper part of the tower body, a discharge pipe and an air inlet pipe are communicated with the bottom of the tower body, and a filler layer is fixedly mounted at the upper part of the tower body. The packing layer is arranged below the spraying pipe, a motor is fixedly installed at the bottom of the tower body, the output end of the motor penetrates through the bottom of the tower body and is fixedly provided with a round rod, a flattening assembly is further arranged on the round rod and located between the spraying pipe and the packing layer, and a scraping assembly is arranged in the middle of the round rod. In the downward movement process of the lantern ring, the two arc-shaped scrapers can form a circular ring capable of being attached to the inner wall of the tower body, absorption liquid can be pushed downwards by the arc-shaped scrapers, the falling speed is increased, the speed of the absorption liquid falling into the bottom of the tower body is increased, and it is ensured that the absorption liquid can effectively make contact with waste gas; absorption liquid is prevented from remaining on the inner wall to affect normal operation of equipment.

The invention belongs to the technical field of testing devices, and particularly relates to a performance testing device for current transformer production, which comprises a base, a rotating shaft is rotatably arranged in the middle of the upper end surface of the base, a testing table is fixedly connected to the upper end of the rotating shaft, and a positioning adjusting mechanism for placing a current transformer is arranged on the testing table; the positioning adjusting mechanism comprises a plurality of placing discs which penetrate through and are rotatably connected to the test board, adjusting blocks penetrate through and are slidably connected to the two sides of the placing discs, and clamping blocks are rotatably arranged at the upper ends of the adjusting blocks; according to the invention, automatic testing of the current sensors can be realized only through a simple operation of simultaneously placing the plurality of current sensors into the feeding cavity by using the positioning adjusting mechanism and the anti-clamping intermittent falling mechanism, the process of manually placing the current sensors and aligning the pins of the current sensors with the detection probes is omitted, the operation is relatively convenient, and the detection efficiency is improved. And the test efficiency is improved.

The invention provides a fluid supply cup cover and a fluid supplier, the fluid supply cup cover comprises a cover body with one end being a liquid inlet and the other end being a liquid outlet, the side wall of the cover body extends from the liquid inlet to the liquid outlet, the corresponding part of the liquid inlet is used for being connected with a cup body of a fluid supply cup, the side wall extends at the liquid inlet to form a barrel-shaped wall, and the barrel-shaped wall is provided with a liquid outlet. The extension surface of the barrel-shaped wall is parallel to the axis of the liquid inlet to form a parallel flow guide direction; an included angle is formed between the extending surface of the side wall between the liquid inlet and the liquid outlet and the axis of the liquid outlet, and the extending surface of the side wall forms an inclined flow guide direction, and is characterized in that a filter is arranged on the cup cover, a filtering area parallel to the flow guide direction and perpendicular to the filter is arranged on the liquid inlet side of the filter, and a filtering area parallel to the flow guide direction and perpendicular to the filter is arranged on the liquid outlet side of the filter. An included angle is formed between the inclined diversion direction and the filter area of the filter. It is guaranteed that the maximum gravity decomposition force is obtained in the flow guide direction, paint can overcome the resistance of the filter screen conveniently, the paint passing through the filter screen keeps a certain flow speed, and the liquid supply amount is guaranteed.

The invention discloses a five-constant system dehumidification and humidification all-in-one machine, and relates to the technical field of dehumidification and humidification. The device specifically comprises a machine body, a top cover is arranged at the top of the machine body, a sliding groove is formed in the machine body, a sliding plate is slidably connected into the sliding groove, a motor box is fixedly connected into the machine body, and a rotating mechanism is fixedly connected to the exterior of the motor box; the five-constant system dehumidification and humidification all-in-one machine further comprises a processing mechanism used for simply cleaning the air inlet position, the processing mechanism is fixedly connected to the interior of the machine body and comprises an air inlet, a plurality of vertical rods are fixedly connected to the interior of the air inlet, and the air inlet is formed in the machine body; and the scraping mechanism is used for scraping dust and impurities on a coil in the machine body, the scraping mechanism is fixedly connected to the outer portion of the sliding plate, and the five-constant system dehumidification and humidification all-in-one machine achieves the purpose of improving the use efficiency of equipment.

The invention relates to the technical field of dust removal, in particular to dust removal equipment for a Raymond grinder, which comprises a shell, a bracket, a filter bag and a knocking assembly, the support is fixed in the shell, and the filter bag is sleeved outside the support; the knocking assembly is arranged in the filter bag and comprises a track ring and a knocking rod, and the knocking rod is slidably installed on the support and connected with the support through an elastic piece. A plurality of track grooves are formed in the track ring and are coaxial with the rotating axis of the track ring, and the diameters of the track grooves are sequentially increased; the track ring is further provided with a through groove communicating with the multiple track grooves. The knocking rod reciprocates to impact the filter bag under the limitation of the wave crest groove and the wave trough groove in the elastic piece and the track groove. And when the bump gradually moves from the track groove with the smallest diameter to the track groove with the largest diameter, the impact of the knocking rod on the filter bag is converted from low-frequency heavy impact to high-frequency light impact and is matched with the blockage condition of the filter bag, the damage to the filter bag can be reduced, the cleaning effect is ensured, and meanwhile, the service life of the filter bag is prolonged.

The invention relates to the technical field of tail gas absorption towers, in particular to a tail gas absorption tower which comprises a tail gas absorption tower body, a spraying layer and a liquid storage area are arranged in the tail gas absorption tower body, a plurality of reaction plates are arranged below the spraying layer, a plurality of reaction pieces are arranged on the reaction plates, a plurality of demisting plates are arranged above the spraying layer, and a plurality of demisting pieces are arranged on the demisting plates. Each demisting piece comprises a support, a second avoiding space is formed between each support and the corresponding demisting plate, a demisting cover is arranged at the top of each support, the center of each demisting plate is sunken downwards, a flow guide hole is formed in the center of each demisting plate, a liquid drainage head is connected to the center of the bottom end of the lowermost demisting plate, and the top end of the liquid drainage head is communicated with the flow guide hole of the upper demisting plate. Therefore, the contact time of the purification liquid and the tail gas can be prolonged, the purification effect is improved, liquid drops in the purified gas are effectively removed, and the purification effect is improved.

The invention belongs to the technical field of flue gas treatment, and particularly relates to a desulfurization and denitrification device with flue gas pretreatment, which comprises a base, two support columns I are fixedly connected to the left side of the upper end surface of the base, a mounting plate is fixedly connected to the upper ends of the support columns I, and a pretreatment box is fixedly connected to the upper end of the mounting plate; a filter plate is fixedly connected to the middle of the inner cavity wall of the pretreatment box, the exhaust fan is fixedly connected to the upper end of the desulfurization and denitrification chamber, the air outlet end of the exhaust fan communicates with the middle of the upper end of the desulfurization and denitrification chamber, a supporting plate is fixedly connected to the middle of the upper end of the right side of the inner cavity wall of the desulfurization and denitrification chamber, and a rotating plate is rotationally arranged at the left end of the supporting plate; according to the dredging self-cleaning type impurity scraping mechanism, when impurities are attached to the hole walls of the filter holes of the filter plate, the dredging rods can be driven to descend and penetrate through the filter holes of the filter plate, so that the impurities attached to the hole walls of the filter holes are ejected out and fall off, and the ventilation effect of the filter plate is guaranteed.

The present invention belongs to the technical field of testing devices, and specifically is a performance testing device for current transformer production, comprising a base, a rotating shaft is rotatably arranged in the middle of the upper end surface of the base, a test bench is fixedly connected to the upper end of the rotating shaft, and a positioning and adjusting mechanism for placing the current transformer is arranged on the test bench; the positioning and adjusting mechanism comprises a plurality of placement disks which penetrate and are rotatably connected to the test bench, adjustment blocks are penetrated and slidably connected on both sides of the placement disks, and a clamping block is rotatably arranged on the upper end of the adjustment block; the present invention realizes the use of the positioning and adjusting mechanism and the anti-stuck intermittent drop mechanism, and can realize automatic testing of the current sensor by simply placing a plurality of current sensors into a feed cavity at the same time, thereby eliminating the process of manually placing the current sensor and aligning its pins with the detection probe, which is more convenient and improves the testing efficiency.

The invention relates to the technical field of polishing devices, in particular to a burr polishing device for machining an air inlet supercharger shell of an automobile engine. The burr polishing device comprises a machine tool, a lifting type rotating disc is arranged on the machine tool, at least four polishing heads are annularly installed on the rotating disc, and a bearing support is horizontally installed in the machine tool; a first moving seat and a second moving seat are slidably mounted on the bearing support, the first moving seat and the second moving seat are the same in structure, rotating frames are rotatably mounted in the first moving seat and the second moving seat through rotating shafts, side seats are arranged on the rotating frames, positioning holes are formed in the side seats, and driving seats are assembled on the rotating frames through the side seats in a positioning mode. An adjusting disc is rotationally installed on the driving seat, a clamp is arranged on the adjusting disc, turnover driving structures are arranged on the first moving seat and the second moving seat, a clamping piece is installed in the middle of the bearing support through a hydraulic seat, arc-shaped frames are arranged on the two sides of the bearing support, and collision structures are arranged in the arc-shaped frames. And the effects of safe machining and reduction of burr and scrap residues can be achieved.

The invention provides a sputum suction device for an ICU breathing machine, and particularly relates to the technical field of medical instruments.The sputum suction device comprises a cylinder, a timing controller is fixedly installed on one side of the cylinder, a screw cap is connected to the upper portion of the cylinder, a butt-joint pipe is fixedly connected to one side of the upper portion of the cylinder, one end of the butt-joint pipe extends into the cylinder, and the other end of the butt-joint pipe extends into the cylinder; the rotary ring and the first protrusion which can rotate are arranged on the portion of the sputum discharging end of the sputum discharging pipe, and vibration force can be continuously generated in cooperation with the fixed ring and the second protrusion, so that falling of sputum from the sputum discharging pipe is accelerated, and adhesion and residue of the sputum at the end, close to the collecting barrel, of the sputum discharging pipe are reduced; by means of the sealing cover which is automatically sealed above the collecting barrel, the collecting barrel with collected sputum is sealed in time, the situation that pathogens in the sputum are spread to the surrounding environment along with air in the process that the collecting barrel is taken to transfer and treat the sputum can be avoided, and therefore the risk that a patient and medical staff are infected is reduced.

The invention discloses a space intensive type flocculation water treatment device which comprises an outer cylinder and an inner cylinder, the inner cylinder is rotatably mounted in the outer cylinder, a water inlet pipe is mounted on the outer cylinder, a connecting pipe is mounted on the inner cylinder, sewage is input through the water inlet pipe and output from the connecting pipe, and a mixing mechanism is arranged in the outer cylinder. A mixing mechanism is arranged in the inner barrel, a flocculating agent and pollution particles in water are coalesced by the mixing mechanism to form a flocculating constituent, and a separation mechanism is arranged in the inner barrel and is used for separating the flocculating constituent in sewage so as to improve the purity of the water. According to the space intensive type flocculation water treatment device, the flowing speed of sewage and a flocculating agent is changed, meanwhile, centrifugal force is generated in the flowing process of the sewage and the flocculating agent in the water channel, the sewage and the flocculating agent are promoted to be condensed into larger alumen ustum in the flowing process, large and dense flocs are easily formed, the settling speed of the flocs can be increased, and the flocculation effect is improved. The subsequent settling separation efficiency is favorably improved, and meanwhile, the space of a common flocculation unit and a stirring device are saved.

The invention discloses a metal rod piece grinding machine, and relates to the technical field of grinding equipment, the metal rod piece grinding machine comprises a rack, a grinding assembly and a clamping mechanism, the outer surface of the grinding assembly is fixedly mounted at the bottom position of the inner surface of the rack through a connecting fastener, and the outer surface of the clamping mechanism is fixedly mounted at the top position of the outer surface of the rack through a connecting plate; the grinding assembly comprises a dust collecting box, a hydraulic rod is fixedly connected to the outer surface of the dust collecting box, a square pipe is fixedly connected to the output end of the hydraulic rod, a limiting plate is fixedly connected to the top of the square pipe, grinding teeth are fixedly connected to the outer surface of the limiting plate, and a trapezoidal groove is formed in the side, away from the limiting plate, of each grinding tooth. And an auxiliary module is arranged in the square tube. According to the metal rod piece grinding machine, the effect of facilitating chip removal is achieved, chips can be removed in time, the situation that grinding chips are accumulated is not prone to occurring, dust diffusion is reduced, and human health is facilitated.

The invention discloses a fertilizer applicator for tea planting production, and relates to the technical field of fertilizer applications.The fertilizer applicator comprises a machine body, moving shafts are movably installed on the two sides of the interior of the machine body, moving wheels are fixedly installed at the two ends of each moving shaft, a partition plate is fixedly installed in the middle of the upper portion of the interior of the machine body, and a mixing bin is fixedly installed at the top of the partition plate; a feeding block is movably installed on the partition plate in an embedded mode, a material guiding groove is formed below the partition plate, a material distributing groove is fixedly installed at the bottom of the material guiding groove, the outer walls of the two sides of the machine body are each provided with a set of movable grooves, the number of the movable grooves in the set is two, and a feeding pipe is movably installed in the position, close to the material distributing groove, of the movable groove. According to the device, the effect that fertilizer can be directly fed into soil is achieved, meanwhile, the situation that the discharging pipe is blocked is avoided, the falling speed of the fertilizer is increased, then the fertilization efficiency is improved, and the situation that the fertilizer is left in the distributing groove and the discharging pipe is avoided.

The invention discloses a sample grinding device for soil detection, which comprises a grinding cylinder, the outer surface of the grinding cylinder is communicated with a heater, the bottom of the inner cavity of the grinding cylinder is slidably connected with a collection box, the sample grinding device also comprises a transmission shaft, the transmission shaft is rotatably connected to the top of the inner cavity of the grinding cylinder, and the outer surface of the transmission shaft is fixedly connected with a stirring plate; a boosting plate and a grinding roller are fixedly connected to the bottom of the stirring plate, the grinding roller is fixedly connected to the position, away from the stirring plate, of the transmission shaft, a screening assembly is slidably connected to the outer surface of the grinding roller, and a guiding assembly is fixedly connected to the bottom of the screening assembly. According to the sample grinding device for soil detection, caking of soil in the grinding cylinder is prevented, it is ensured that the soil is fully heated and dried when the stirring plate stirs the soil, the transmission shaft drives the grinding roller to move when rotating, and screening of the ground soil through the screening assembly is facilitated.

The invention discloses a processing device and a processing method for recycling a multi-layer heat insulation foaming material, and relates to the technical field of foaming material processing. A control assembly is arranged on the left side of the outer wall of the mixing barrel. A conveying assembly is arranged on the right side of the mixing barrel and communicates with the interior of the mixing barrel. A discharging assembly is arranged on the right side of the device body. A forming frame is arranged on the top of the discharging assembly. A telescopic die is arranged in the die pressing assembly; and an anti-degradation device is arranged in the mixing barrel. Different kinds of raw materials are promoted to be better mixed with one another by means of the stirring plate, a multi-layer structure is formed through alternate foaming by means of the characteristics of the different materials, the problems of foaming ratio and foam hole spacing are solved by taking an unfoamed layer as a support, the compatibility difficulty between different kinds of foaming materials is reduced, and the heat insulation effect and the use strength of a finished product are guaranteed.

The invention belongs to the technical field of drying machines, and particularly relates to a disturbance discharging type vertical circulating airflow drying machine which comprises drying equipment and a disturbance discharging mechanism, the drying equipment comprises a drying cavity, a circulating pump, an air inlet pipe, an air outlet pipe, a feeding port and a discharging port, and a discharging bin is arranged above the drying equipment; an outlet of the discharging bin is located above the feeding port. The left end and the right end of the circulating pump are connected with the interior of the drying cavity through an air inlet pipe and an air outlet pipe, the feeding opening is formed in the upper portion of the drying cavity, the discharging opening is formed in the lower portion of the drying cavity, the disturbance discharging mechanism comprises a conical blocking cavity, and connecting rods are fixedly connected to the left side and the right side of the conical blocking cavity and the upper portion of the inner wall of the drying cavity. The device solves the problems that during discharging of an existing drying machine, due to the fact that the production efficiency needs to be improved, more materials are discharged at a time, a feeding port is prone to being blocked, and materials cannot enter the drying machine to be dried.

The utility model provides a coal bunker unblocking system based on variable frequency sound waves, which comprises a coal feeder, a sound wave unblocking module, a gas driving module, a coal flow transmission module and a centralized control box, and is characterized in that a discharge port in the coal feeder is arranged below a coal bunker; a sound production end of a sound wave transmitter in the sound wave dredging module is fixed on the side surface of the discharge port, a sound receiving end is connected with a sound wave generator, and a driving motor is connected with a control end of the sound wave generator; a gas outlet of a pressure-stabilizing gas storage tank in the gas driving module is connected with a sound wave generator, a gas inlet is connected with a gas source, and an electromagnetic valve is arranged between the pressure-stabilizing gas storage tank and the gas source; a belt conveyor in the coal flow conveying module is arranged below the discharge port, and a laser sensor is suspended at a preset height above the belt conveyor; and the centralized control box is connected with the laser sensor, the driving motor, the electromagnetic valve and the pressure stabilizing gas storage tank. According to the coal bunker unblocking system, the high-energy sound waves with different frequencies are transmitted to the discharge port to generate vibration so as to unblock the blocked coal at the discharge port.

The invention discloses desilting equipment for a water conservancy project and a using method of the desilting equipment, and belongs to the technical field of desilting equipment. The desilting equipment for the water conservancy project comprises a moving frame and further comprises two first supports, the two first supports are arranged on the two sides of the moving frame correspondingly, and a sludge transferring mechanism is arranged between the two first supports; the driving mechanism is fixedly arranged on the first support and used for driving the sludge transfer mechanism to transfer sludge at the bottom of the ditch; the two second supports are arranged on the two sides of the moving frame correspondingly, and a crushing and slitting mechanism connected with the sludge transferring mechanism is arranged between the two second supports and used for crushing stones in the ditch and slitting a hardened sludge layer at the bottom of the ditch; by transferring the sludge at the bottom of the ditch, most of the sludge in the ditch can be conveniently cleaned, the sludge is prevented from being deposited at the bottom of the ditch again, and the cleaning effect of the water conservancy ditch is guaranteed.

The invention relates to the technical field of mixing devices, and discloses an acrylonitrile catalyst raw material dissolving and mixing device and process, the acrylonitrile catalyst raw material dissolving and mixing device comprises a tank body, a frustum is mounted at the bottom of the inner wall of the tank body, a rotating shaft is rotatably mounted between the top of the frustum and the top surface of the tank body, and the acrylonitrile catalyst raw material dissolving and mixing device further comprises an anti-deposition assembly used for preventing raw materials from depositing at the bottom of the tank body; the feeding assembly is used for quantitatively feeding raw materials; the material distribution assembly is used for uniformly distributing raw materials. Through the arrangement of an anti-deposition assembly, two semi-circular rings are matched with a plurality of turning plates, in the raw material stirring and mixing process, raw materials deposited at the bottom of the tank body are continuously conveyed to a high liquid level to be put again, the raw materials continuously repeat the process of sinking in a solution, the contact area of the raw materials and the solution is increased, and the stirring efficiency is improved. The dissolving and mixing efficiency is greatly improved, and the problem that the dissolving and mixing efficiency of part of raw materials is low due to raw material accumulation is solved.

The utility model discloses an environment-friendly smoking oven for sausage processing, and relates to the technical field of smoking oven, the environment-friendly smoking oven for sausage processing comprises a smoking oven body, one side of the smoking oven body is fixedly provided with a smoke conveying pipe, one end of the smoke conveying pipe extends into the smoking oven body, and the other end of the smoke conveying pipe is provided with a smoke outlet. A smoke distributing plate is fixedly mounted in the smoking furnace body, the smoke conveying pipe is communicated with the smoke distributing plate, a placing frame is arranged in the smoking furnace body, a filtering plate is slidably connected in the placing frame, a smoke discharging pipe is fixedly mounted on one side of the smoking furnace body, and the smoke discharging pipe is communicated with the interior of the smoking furnace body. And when the oil on the filter plate is removed, a scraper plate slides in a fixed frame and on a second limiting rod through the tension of a tension spring, so that the scraper plate scrapes the oil on the filter plate, the oil on the filter plate is removed, the oil is prevented from being accumulated on the filter plate, and the oil falling speed is increased.

The invention belongs to the technical field of stamping devices, and particularly relates to a mold stamping device convenient to demold, which comprises a worktable, a lower mold is fixedly connected to the middle of the upper end surface of the worktable, a plurality of sliding rods IV are fixedly connected to the middle of the upper end surface of the worktable, and a top plate is slidably connected to the upper ends of the sliding rods IV; the workbench is provided with a demolding mechanism used for pushing a workpiece out of the lower mold. By means of the anti-clamping type arranging and placing mechanism, when the U-shaped workpieces are ejected out by the demolding rod, the U-shaped workpieces can just enter a U-shaped groove formed by the outer plate and the inner plate, the U-shaped workpieces can be arranged and placed, the process that the pushed-out workpieces are manually moved away by workers is omitted, the labor intensity of the workers is reduced, and in addition, the work efficiency of the workers is improved. And under limiting of the U-shaped grooves, the workpieces are neat, the stamping quality of the workpieces and the number of the workpieces can be conveniently recorded and unified by workers, and subsequent workpiece machining procedures are facilitated.

The invention discloses fertilizer uniform throwing equipment for wheat planting and a use method, the fertilizer uniform throwing equipment comprises a frame body, the bottom of the frame body is fixedly connected with moving wheels, the inner side of the frame body is fixedly connected with a material mixing box, the outer side of the material mixing box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a stirring shaft, and the stirring shaft is fixedly connected with a stirring shaft. A stirring paddle is fixedly connected to the outer side of the stirring shaft. According to the equipment, a dredging component is arranged, an air blower is started, the air blower generates high-pressure air flow, the air flow is conveyed into an air collecting shell through an air distribution pipe, then the air flow can be blown into a discharging pipe through an air spraying pipe, and when the air flow is sprayed out of the air spraying pipe, the air flow can be directly blown to the surface of an arc-shaped spiral plate in the dredging component; furthermore, the arc-shaped spiral plate drives the rotating shaft to rotate along the inner side of the fixed frame, and the fertilizer passing through the connecting pipe can be dredged when the arc-shaped spiral plate rotates, so that the blockage of the fertilizer is prevented.