85results about How to "Increase rotation rate" patented technology

The invention relates to a novel reaction type sand making machine. The front end surface and the rear end surface of the inner part of a machine frame are provided with lining plates, three plate hammer rotors are arranged in the centre of the machine frame, the left sides and the right sides of the three plate hammer rotors are respectively provided with reaction frames, the outer sides of the reaction frames are movably connected with reaction frame adjusting devices, and protection covers are covered at the outer sides of the reaction frames. The strength of plate hammers is improved, the utilization rate of the plate hammers is improved, a material is saved, and a resource is saved. Each plate hammer is in gapless fit with a plate hammer pedestal A, so that a clamping part formed by each plate hammer and the plate hammer pedestal is firm, sand can be quickly formed, the production volume is high, and the power consumption per cubic sand is reduced. Because of a converter system, the rotation speed of each plate hammer can be continuously improved during the attrition process, the stable reaction force of the rotors can be kept, the production efficiency is improved, the sand forming quality is improved, and the requirements on the heights of springs are reduced. The reaction frame is relatively durable, and the adjusting travel is large. The novel reaction type sand making machine has the characteristics of strong durability, novel and simple structure and convenience for operation and maintenance.

The invention discloses a power distribution cabinet providing convenience for ventilation and heat dissipation. The power distribution cabinet comprises a power distribution cabinet body, the portion, close to the inner wall of the bottom, of the power distribution cabinet body is fixedly connected with a thermal baffle, and a cooling box is arranged on the bottom wall inside the power distribution cabinet body; a coil pipe is arranged inside the cooling box, two ends of the coil pipe are both in through connection with pipeline interfaces, and one end of the coil pipe is in through connection with an air suction pipe through one interface; one end of the air suction pipe penetrates through the cooling box and the inside of the power distribution cabinet, extends to the outside, and is inthrough connection with a sucker, and the through portion between the air suction pipe and the cooling box is fixedly sleeved with mechanical seal; an exhaust fan is connected with two ends of the air suction pipe, an air suction box is arranged on the surface of the sucker, and filter cotton is arranged on the surface of the air suction box. By arranging the coil pipe, drying cotton and a firstshutter, the power distribution cabinet can effectively cool the inside of the power distribution cabinet body, avoid that an excess temperature inside the power distribution cabinet body destroys electric devices, and improve the heat dissipation and cooling efficiency of the power distribution cabinet body.

The invention relates to the technical field of security monitoring. The invention further discloses an anti-damage monitoring barrier gate which comprises a mounting box and a speedometer, a camera is movably mounted at the top of the mounting box; a vehicle blocking rod is movably connected to the surface of the mounting box; a motor is arranged in the mounting box; the tail part of the motor iselectrically connected with a frequency converter; the head of the motor is movably connected with a driving belt wheel; a driving belt is movably connected to the rim of the driving belt wheel, a driven belt wheel is movably connected to the lower end of the driving belt, a screw rod is fixedly connected to the surface of the right side of the driven belt wheel, a small gear is connected to thelower portion of the screw rod in a meshed mode, and a large gear is connected to the rim of the lower portion of the small gear in a meshed mode. According to the anti-damage monitoring barrier gate,the speedometer and the frequency converter are used in cooperation, the vehicle blocking rod can be rapidly lifted, the camera can automatically rotate, and the purposes of improving safety, automatically capturing important information of illegal vehicles and preventing the vehicle blocking rod from being damaged are achieved.

The invention relates to the technical field of sewage treatment, and discloses an impurity filtering device for industrial sewage treatment, which comprises a filtering tank, a machine cover is fixedly mounted on the arc-shaped bottom wall surface of the filtering tank, and a servo motor is arranged in the machine cover and fixedly mounted on the bottom wall surface of the filtering tank. According to the impurity filtering device for industrial sewage treatment, the rotary filtering mechanism is arranged, a servo motor drives a rotary column to rotate, a first elastic rod, a bent rod and a second elastic rod drive a filter screen to rotate, rotation of the filter screen for filtering impurities is achieved, rotation of a connecting rod can play a role in rotary stirring on sewage, the filtering efficiency on sewage is increased. Meanwhile, the filter screen can be swung under the action of centrifugal force, and the filter screen has certain elasticity, so that filter screen holes of the filter screen can be enlarged under the action of swinging of the filter screen under the action of centrifugal force, the problem of blockage of the filter screen is avoided, and the industrial sewage filtering efficiency is improved.

The invention relates to a hydraulic power generation system, in particular to a hydraulic cycle power generation system. The hydraulic cycle power generation system comprises a cycle water tank, an electric water pump and an impounding reservoir, wherein a plurality of hydraulic power generation devices are connected to the lower portion of the cycle water tank sequentially from top to bottom through pipelines; and the bottom of the hydraulic power generation device at the lowest horizontal position among the multiple hydraulic power generation devices is connected with the impounding reservoir located at a low horizontal position through a pipeline. The input end of the electric water pump communicates with the impounding reservoir. The output end of the electric water pump communicates with the upper portion of the cycle water tank through a water inlet pipe. Part of the multiple hydraulic power generation devices are connected with the electric water pump through circuits so as to supply power to the electric water pump. The hydraulic cycle power generation system has the beneficial effects of being simple in structure and capable of converting potential energy of water to electric energy and providing convenience for production electricity and living electricity.

The invention provides a flushing robot for food processing. The robot comprises a base, mounting frames are fixedly mounted at the upper side of the base, a main body is fixedly mounted between the mounting frames, a groove is formed at the top of the main body, and a fixed base is fixedly mounted at the bottom of the groove; and a driving motor and cooling fans are installed in the fixed base, and the cooling fans are arranged at the left side and the right side of the driving motor. According to the flushing robot for food processing, through the arrangement, the power of the driving motor can be adjusted according to the amount of food in the main body, when the amount of food in the main body is larger, the relative power of the driving mechanism is increased, then the rotating speed of a uniform rod and a cleaning rod is increased, and meanwhile the cleaning effect on the food is improved; and on the contrary, the situation that the robot always operates at high power, and consequently energy waste is caused is effectively avoided, meanwhile, the robot achieves the effect of saving energy, energy waste is avoided, and the practicability of the robot is further improved.

The invention relates to a hydraulic circulating power generation system, and in particular relates to a hydraulic circulating power generation system. Multiple hydraulic power generation devices are connected below a circulating water tank from top to bottom by virtue of pipelines sequentially, the bottom of one hydraulic power generation device, arranged at the lowest horizontal position, of multiple hydraulic power generation devices is connected with a water storage tank at a lower horizontal position by virtue of a pipeline, the input end of a water hammer pump is communicated with the water storage tank by virtue of the pipeline, the output end of the water hammer pump is communicated with the upper part of the circulating water tank by virtue of a first water loading pipeline, the horizontal height of the water hammer pump is lower than the horizontal height of the water storage tank, the input end of an electric water pump is communicated with the water storage tank, and the output end of the electric water pump is communicated with the upper part of the water storage tank and / or the upper part of the hydraulic power generation device at the lowest end of the horizontal height through a pipeline. The hydraulic circulating power generation system provided by the invention has the beneficial effects that the structure is simple, the potential energy of water can be converted into electric energy, and convenience is provided for household electricity consumption.

An automatic counterweight mechanism with an adjustable eccentricity crank comprises a rotating body (1), a crank (2) and counterweights; the crank (2) is connected with the rotating body (1) through a first slide guide (3); the counterweights include a first counterweight (4) and a second counterweight (5); the first and second counterweights (4 and 5) are connected with the rotating body (1) respectively through a second slide guide (6) and a third slide guide (7); the first slide guide (3), the second slide guide (6) and the third slide guide (7) are parallel; the first and second counterweights (4 and 5) are symmetrically arranged along the crank (2); a transmission unit is arranged between the first counterweight (4) and the crank (2), and another transmission unit is arranged between the second counterweight (5) and the crank (2). Compared with the prior art, the automatic counterweight mechanism has the advantages that adjusting is achieved without stoppage, the structure is simple, weight is light, energy consumption is low, adjusting efficiency is high, adjusting precision is high and operating efficiency of equipment is high.

The invention relates to the technical field of etching, and discloses circuit board production equipment based on a vacuum etching technology. The equipment comprises a base, two clamping plates, anetching cylinder, a rotating motor, a turntable, a vacuum device and an etching device, and is characterized in that the bottom surface of the etching cylinder is in a hollow state, the clamping plates are inverted L-shaped bodies, and the two clamping plates are opposite to each other left and right; the surfaces, deviating from each other, of the two clamping plates are curved and are matched with the inner wall of the etching cylinder, the vacuum device and the etching device are both arranged on the etching cylinder, and through arrangement of the vacuum device, a vacuum effect is formed in the whole etching cylinder by utilizing a continuous air exhaust effect, so that dust and the like in the base are powerfully extracted, and the etching efficiency is improved. Therefore, dust in the base or on the circuit board before etching and smoke and impurities generated by chemical reaction in the etching process are removed, the cleanliness of the circuit board after etching is improved, the problem that the quality of the circuit board is reduced due to the fact that the smoke and the impurities such as the dust participate in the etching process is solved, and compared with an existing cleaning mechanism on an etching machine, the cleaning range is more comprehensive, and the cleaning force is stronger.

The invention belongs to the technical field of agricultural machinery, in particular to an agricultural feed crushing device. The device is provided with a rotating speed adjusting device, so that different kinds of feed can be conveniently crushed, incomplete crushing of the feed is avoided, meanwhile, the situation that the feed is excessively stirred and crushed is effectively avoided, and uselimitations are reduced. The device comprises a mincing box, a blanking funnel, a valve, a mincing motor, a telescopic rod, gear shifting bolts, a mincing output shaft, a driving gear, a first-gear threaded hole, a second-gear threaded hole, a third-gear threaded hole, a first-gear gear, a second-gear gear, a third-gear gear and a first mincing cutter set; a first-gear threaded hole, a second-gear threaded hole and a third-gear threaded hole are formed in the right side of the upper end of the mincing box; the gear shifting bolts are in threaded connection with the first-gear threaded hole, the second-gear threaded hole and the third-gear threaded hole respectively; a first bearing is arranged in the middle of the upper end of the mincing box; a mincing main shaft is rotatably arranged atthe inner side of the circumference of the first bearing; and the first-gear gear, the second-gear gear and the third-gear gear are arranged at the upper end of the outer side of the circumference ofthe mincing main shaft.

The invention belongs to the technical field of sports equipment, and in particular, relates to a sports equipment cleaning device. The sports equipment cleaning device comprises a cleaning shell anda stirring rod; a cleaning cylinder and a water spraying pipe are arranged in the cleaning shell; the top of the cleaning cylinder is opened, and the bottom is rotationally connected with the cleaningshell; an inner gear ring is arranged at the upper end of the cleaning cylinder; the stirring rod is rotationally connected with the cleaning shell, and is provided with a soft brush and a gear engaged with the inner gear ring; the water spraying pipe is U-shaped, and comprises a water inlet pipe and water outlet pipe communicating with each other; a water inlet with a water inlet one-way valve is formed in the bottom of the water inlet pipe; the inner wall of the water inlet pipe is slidingly connected with a piston; the piston is connected with a push-pull rod; the push-pull rod extends outside the cleaning shell; the water outlet pipe is provided with a water outlet with a water outlet one-way valve; the water outlet is aligned to the gear, and is eccentrically arranged with the gear;a ball discharge port is formed in the bottom of the cleaning cylinder; a ball feeding port aligned to the cleaning cylinder is formed in the top of the cleaning shell; and a ball outlet aligned to the ball discharge port is formed in the bottom of the cleaning shell. The sports equipment cleaning device can improve the cleaning effect.

The invention relates to a molten-salt growth method for eliminating the core package of a low-temperature phase barium metaborate crystalloid. The method comprises the following steps of: enabling the crystalloid to make vibration with the low frequency and the low amplitude in a direction vertical to seed crystals during the crystalloid growth process; decreasing the thickness of a diffusion layer at an interface between the crystalloid and a molten body; improving the transporting ability of solutes at the bottom after the extending of the seed crystals; and finally eliminating the package (the bottom of the seed crystals) at the center of the crystalloid, thereby preparing the coreless crystalloid.

The invention relates to the technical field of mobile hard disks, in particular to a computer information safety protector which comprises a protection box, a sealing cover is hinged to the position, close to the rear end, of the outer surface of the upper end of the protection box, a first rectangular groove is formed in the outer surface of the upper end of the protection box, and a damping box is arranged in the first rectangular groove. A pop-up mechanism is arranged on the inner surface of the first rectangular groove, and a heat dissipation mechanism is arranged at the bottom end of the inner surface of the first rectangular groove; the pop-up mechanism comprises a first limiting groove, a rotating rod, a first gear, a tooth column, teeth, a through hole, a pull rope, a limiting hole and a second gear, a user opens the sealing cover, the damping box can be lifted upwards, the user can take out the mobile hard disk conveniently, meanwhile, after the mobile hard disk is used by the user, the mobile hard disk is put into the damping box, the sealing cover can be automatically closed by utilizing the self weight of the mobile hard disk, so that the protection degree of the device to the mobile hard disk is improved, the damage probability of the mobile hard disk is reduced, and the use efficiency of the device is improved.

The invention belongs to the technical field of hydraulic cylinder processing and particularly discloses a processing device for a hydraulic cylinder. The processing device comprises a rack, and further comprises a clamping part and a grinding part, wherein a buffer tank is arranged on the rack and used for storing compressed gas; the grinding part is slidably connected with the rack; the clampingpart is positioned on one side of the grinding part; a sliding cavity is arranged in the rack; a piston is slidably connected with the interior of the sliding cavity; an L-shaped push rod is connected onto the piston; a sliding chute used for the sliding of the push rod is arranged on the rack; the push rod is connected with the grinding part; a gas exhaust hole is formed in the side, close to the push rod, of the sliding cavity; an elastic component is connected between the piston and the side, far away from the push rod, of the sliding cavity; a gas filling pipe is connected between the buffer tank and the side, far away from the push rod, of the sliding cavity; a gas venting valve is connected on to the gas filling pipe; and a valve core is rotationally connected onto the gas venting valve. The processing device disclosed by the invention is mainly used for grinding the cylinder body of the hydraulic cylinder; and by the adoption of the processing device, the problem that in the prior art, the grinding process is non-uniform and the grinding effect is not good due to the mobile grinding operation in the cylinder body can be solved.

The invention discloses a stirring and sludge scraping system for a mechanical acceleration clarification tank and a use method of the stirring and sludge scraping system, and belongs to the technical field of sludge treatment. The stirring and sludge scraping system comprises a tank body, a sludge scraping mechanism, a stirring mechanism, a cleaning mechanism and a slag discharging mechanism, the sludge scraping mechanism is rotationally installed on the tank body, the stirring mechanism is installed on the tank body, and the cleaning mechanism is slidably installed on the tank body. The cleaning mechanism comprises a driving mechanism and two cleaning assemblies, the driving mechanism is installed on the tank body, the two cleaning assemblies are both installed on the driving mechanism in a sliding mode, and the slag discharging mechanism is rotatably installed on the tank body. According to the stirring and sludge scraping system for the mechanical acceleration clarification tank and the use method of the stirring and sludge scraping system, sediments generated in the clarification tank are scraped, meanwhile, the sediments left on the sludge scraping mechanism are cleaned, then water and the sediments are discharged separately, and the invention further provides the use method of the sludge scraping mechanism.

The invention provides a household wind power generation device. The household wind power generation device comprises a mounting base, a pneumatic mechanism and cleaning mechanisms, wherein a support piece and an adjusting mechanism for adjusting the steering of the support piece are mounted on the mounting base; a wind power generation module is mounted on the support piece; the pneumatic mechanism for assisting in adjusting the direction of the wind power generation module is mounted on the support piece; and the cleaning mechanisms are respectively mounted on two sides of the support piece. The household wind power generation device has the advantages of direction adjustment and wind wheel cleaning; under the weather condition of sufficient sunlight, protective side plates on two lead screws slide oppositely to slide photovoltaic power generation plates out of a protective shell, so that the photovoltaic power generation plates store electricity; and under the weather conditions of rain, snow and hail, a driving motor is started to reversely rotate to push the photovoltaic power generation plates into the protective shell, so that the photovoltaic power generation plates are prevented from being exposed to the external to be impacted by rain, snow and hail, and are effectively protected.

The invention discloses a manufacturing method of an anisotropic NdFeB composite magnetic stripe. The manufacturing method includes the work procedures of mixing, batch mixing, flaking and orientation through spiral extruding, demagnetizing, roller calendaring, cutting and the like, and CPE is used as magnetic powder composite material. The invention further discloses an external-rotor motor, an external-rotor electric generator, a variable frequency ceiling fan motor and a hub type electric generator. The manufacturing method is high in production efficiency, and the produced anisotropic NdFeB composite magnetic stripe is good in ductility and particularly suitable for the external-rotor motor or the electric generator.

The invention belongs to the technical field of computers, and discloses an all-in-one computer with an air purification function. The computer comprises a shell, wherein the upper part of the shell and a lateral cooling fin are in integral forming. An air inlet, a ventilation opening, a fan and an air outlet are arranged; during work, the fan works, air enters a main unit chamber through the airinlet; then, the air passes through the ventilation opening to enter a purification chamber; dust carried in the air can be filtered through an activated carbon adsorption layer and a filtering layerin the purification chamber; and bacteria in the air are killed through a UV (ultraviolet) lamp. Therefore, air in the main unit chamber can be more circulated, so that a cooling effect is more excellent, and in addition, an air purification function can be performed. Through an arranged temperature probe, the temperature in the main unit chamber can be monitored all the time and is transferred tothe main unit. When the temperature is high, the rotation rate of the fan is improved by the main unit so as to conveniently control the air suction speed and efficiency of the fan and control a cooling effect.

The invention belongs to the technical field of synthetic resin preparation, and particularly relates to an artificial synthetic resin production apparatus, which comprises a reaction kettle, whereinthe reaction kettle comprises a frame body and a controller, one end, away from a rotating shaft, of a first fixing rod is rotatably connected to a first swinging rod, one end, away from the rotatingshaft, of a second fixing rod is rotatably connected to a second swinging rod, the surface of the rotating shaft is fixedly connected to a filtering plate, the lower surface of a pressing rod contactsthe filtering plate, the surface of the rotating shaft is fixedly connected to a position limiting rod, the inner wall of the rotating plate is uniformly provided with first heating plates, the filtering plate is divided into two parts of an upper plate and a lower plate, the upper plate is made of a soft material, the lower plate is made of a hard material, the surface of a worm rod is fixedly sleeved with two second heating plates, second gear racks and third gear racks are arranged in a staggered manner, and the surface of a sliding rod is uniformly provided with stirring plates. Accordingto the present invention, with the artificial synthetic resin production apparatus, the raw material can be completely stirred, the precipitation of the raw material can be effectively prevented, theheating of the raw material is uniform and complete, and the quality of the synthetic resin is high.

The invention discloses raw material drying equipment for cortex acanthopanacis medicinal liquor production and processing, and relates to the technical field of cortex acanthopanacis processing. The raw material drying equipment for cortex acanthopanacis medicinal liquor production and processing comprises a cleaning box, an opening is formed in the top of the cleaning box, a drying box is fixedly installed on one side of the cleaning box, a discharging port and a feeding port are formed in the front side of the drying box, supporting legs are fixedly installed at the bottom of the cleaning box and the bottom of the drying box, and a fixing plate is fixedly installed on the inner wall of the cleaning box. Through cooperative use of a hot air shell, an air collecting shell, a heating wire, a draught fan, an air inlet pipe and an exhaust pipe, constant-speed hot air flow can be generated to dry cortex acanthopanacis, the cortex acanthopanacis is rapidly dried, hot air is recycled, and loss of electric energy is reduced; and through the cooperation use of a conveying rod, a conveying roller, a conveying belt and a second motor, the cortex acanthopanacis is repeatedly and circularly dried, so that the drying degree of the cortex acanthopanacis is.

The invention relates to a perpendicularly rotating car coupler and a road-rail vehicle. The perpendicularly rotating car coupler comprises an installation tube, a car coupler assembly, a nut, a slide block, a spiral elevator, a coupler and a motor, wherein a bar-type hole is formed in the side wall of the installation tube; a screw rod of the spiral elevator and the installation tube are coaxially arranged and mounted in the installation tube in a rotatable manner; the nut is in threaded connection onto the screw rod; the screw rod is inserted into a through hole formed in the slide block; the slide block is connected with the nut; a first installation base is also arranged on the slide block; the car coupler assembly comprises a first car coupler, a second car coupler, a second installation base, a support seat, a sleeve arranged on the support seat, a support spring arranged in the sleeve, and a pulley arranged on the top end of the support spring; the first car coupler is connected to one side of the second car coupler; the first car coupler and the second car coupler press against the pulley so as to rotate relative to the second installation base; the first installation base and the second installation base are detachably connected. The height adjustment efficiency of the car coupler is improved, the support strength of the car coupler is enhanced, and the service life of the car coupler is prolonged.

The invention discloses an algae cleaning device and relates to the technical field of water conservancy. The algae cleaning device comprises a floating power box, a motor is fixedly connected to the middle of the bottom of an inner cavity of the floating power box, a bearing body is fixedly connected to the top of the floating power box, a rotating shaft is arranged in the middle of the top of an inner cavity of the bearing body, a fixing ring is arranged on the outer surface of the middle of the rotating shaft, and a collecting device is arranged at the top of the bearing body. According to the algae cleaning device, collected algae are crushed under the work of crushing blades, so that collection is facilitated, the interior of the algae cleaning device is separated by a partition plate, the interior of the algae cleaning device has a moving space, collection can be effectively accelerated, the penomenon that the algae are accumulated inside due to blockage, the crushing speed is reduced and the effect is influenced is prevented, the phenomenon of internal damage caused by water flow entering the device during working is avoided, the service life of the device is prolonged, and algae can be fully cleaned.

The invention relates to the technical field of aluminum hydroxide powder production, in particular to an automatic proportioning and dissolving kettle for aluminum hydroxide powder production, which comprises a dissolving kettle shell, a proportioning shell is mounted on one side of the outer wall of the top of the dissolving kettle shell, a protective shell is mounted on the top of the outer wall of one side of the proportioning shell, and a connecting shell is mounted on the outer wall of the top of the dissolving kettle shell. The inner wall of the top and the inner wall of the bottom of the dissolving kettle shell are rotationally connected with the same hollow rotating pipe, and the top of the hollow rotating pipe extends into the protective shell. Raw materials are prevented from caking and depositing to the bottom after being added into the dissolving kettle shell, the dissolving sufficiency is improved, the mixing rod can be driven to rotate through rotation of the hollow rotating pipe, the raw material mixing efficiency is improved, the filter cartridge is installed on the outer wall of the arc-shaped block, and the working stability of the filter cartridge can be guaranteed.

The invention belongs to the technical field of smoke treating systems, and particularly discloses a straw-burning smoke treating system. The straw-burning smoke treating system comprises a box and asmoke inlet; a motor is arranged on the outer side of the top of the box, and a fixed cylinder is fixedly connected to the inner side of the top of the box; a first rotating shaft is fixedly connectedon the motor; first magnets are arranged at one ends of connecting rods; a filtering net is arranged at the lower end of the fixed cylinder; a rotating block is connected to the lower end of the first rotating shaft; second magnets are arranged on a rotating disc; third magnets are arranged on the second magnets; fixed rods are arranged on a circular ring; fourth magnets are connected to the fixed rods through connecting plates; a shaking module is fixedly connected to one end of each connecting plate; skew teeth are also arranged on the inner wall of the box; the shaking modules comprise shaking blocks, first racks, second racks and cylindrical gears. According to the straw-burning smoke treating system, a rotating piece suspends and rotates through magnetic force, contact between the parts is reduced, the rotating rate is increased, the smoke treating method is further improved, and the smoke treating efficiency is improved.

The invention discloses a safe and energy-saving urban water pumping station, and relates to the field of water pumping stations. The water inlet pipeline is fixedly connected to the outer wall of the main body and penetrates into the main body; and a driving motor. By arranging the adjusting mechanism, when sewage flows through a second pipeline, the entering sewage gives an impact force to an impeller, the impeller rotates to drive a first transmission belt, a first rotating rod and a first abutting rod to rotate, the first abutting rod is in continuous contact with an induction block under the impact of water flow, a PLC receives a signal, and the sewage flows through the second pipeline; when sewage flows through the first pipeline, the other impeller drives a second conveying belt, a second rotating rod and a second abutting rod to rotate, pressure is exerted on the other sensing block, an electric signal is given to the PLC, the rotating speed of the driving motor is increased again, and the purpose of controlling the rotating speed of the driving motor according to the water flow is achieved; the energy consumption at ordinary times is reduced, the energy is saved, and the service life is prolonged.

The invention discloses energy-consumption-free low-resistance wind energy hydraulic oxygen enrichment equipment which comprises a driving assembly and a lifting assembly; the driving assembly is fixedly connected with the lifting assembly through a rotating shaft and a supporting base; the driving assembly is located above the water surface through a floating body, and the lifting assembly is located below the water surface; the driving assembly is used for driving the lifting assembly under the action of wind power; and the lifting assembly is used for disturbing the upper-layer water body and the lower-layer water body. The structure is scientific and reasonable, use is safe and convenient, the wind power is used for enabling the driving assembly to rotate, and therefore the function that the driving assembly drives the lifting assembly to rotate is achieved; the lifting assembly rotates to lift the lower-layer water body to the water surface so as to disturb the upper layer and the lower layer of the water body, so that the dissolved oxygen of the surface water body is increased, the oxygen enrichment effect of the water body is improved, a good algae growth environment is obtained, and the content of toxic substances is reduced.

The invention discloses a waste gas dedusting and purifying device and treatment process for a solid metal smelting furnace. The waste gas dedusting and purifying device comprises the smelting furnace, an exhaust fan and a waste gas treatment device, the exhaust fan and the waste gas treatment device are fixedly connected through a connecting pipe, the exhaust fan is fixedly communicated with an air inlet of the waste gas treatment device, the waste gas treatment device comprises a shell, and a partition plate is fixedly connected to one side in the shell; the shell is internally divided into a cooling cavity and a processing cavity by the partition plate, the cooling cavity is filled with cooling liquid and internally provided with a coil pipe, one end of the coil pipe is fixedly connected with the exhaust fan, the other end of the coil pipe fixedly penetrates through the partition plate and extends into the processing cavity, the top of the cooling cavity is connected with a water pump through a water pipe, and the water pump is fixedly mounted on one side of the top of the shell; the end, located in the processing cavity, of the coil pipe is fixedly connected with a fixing part; a transmission assembly is rotatingly arranged in the fixing part; a rotating shaft is connected to one side of the transmission assembly; a plurality of stirring blades are fixedly connected to the upper section of the rotating shaft; and second scrapers fixedly connected to the top end of the rotating shaft are arranged at the top ends of the stirring blades, and the top ends of the second scrapers are in frictional contact with a filter plate.

The invention relates to the field of hoisting machinery, in particular to an electric hoist and a wind driven generator. The electric hoist comprises a shell, a main shaft, a friction component and acentrifugal component, wherein the main shaft is mounted on the shell and can rotate relative to the shell, the main shaft is fixedly connected with the friction component, and the centrifugal component is arranged on the friction component. When the rotating speed of the main shaft exceeds a preset speed, the centrifugal component can extend out of the friction component under the action of centrifugal force and rubs with and abuts against the inner wall of the shell so as to limit the rotating speed of the main shaft. When the rotating speed of the main shaft does not exceed the preset speed, the centrifugal component is not in contact with the inner wall of the shell, and the main shaft is kept to rotate at the speed not higher than the preset speed. The electric hoist can be used forhigh-altitude escape.

The invention discloses a mining cableway rope supporting wheel in the field of mine conveying devices, which comprises a rope supporting wheel clamping plate, rotating cavities are formed in the twosides of the interior of the rope supporting wheel clamping plate, connecting pins are fixedly connected to the interiors of the rotating cavities, and one ends of the connecting pins are fixedly connected with a rope supporting wheel bearing seat; power-assisted motor boxes are fixedly connected to the two sides of the outer surface of the rope supporting wheel clamping plate correspondingly, andpower-assisted motors are arranged in the power-assisted motor boxes. According to the wheel, when a worker needs to increase the rotating speed of the rope supporting wheel sliding groove, the power-assisted motor is started to drive the power-assisted motor rotating shaft to rotate, and when the power-assisted motor rotating shaft rotates, the power-assisted sensor can adjust the rotating speedof the power-assisted motor rotating shaft according to the output power of the power-assisted motor; meanwhile, one end of the rotating shaft of the power-assisted motor is fixedly connected with the power-assisted gear, and the power-assisted gear is meshed with the connecting gear, so that the rope supporting wheel sliding groove can be driven by the power-assisted motor to rotate, and the rotating speed of the rope supporting wheel sliding groove is increased.

The invention belongs to the technical field of hydraulic cylinder processing and particularly discloses a processing device for a hydraulic cylinder. The processing device comprises a rack, and further comprises a clamping part and a grinding part, wherein a buffer tank is arranged on the rack and used for storing compressed gas; the grinding part is slidably connected with the rack; the clampingpart is positioned on one side of the grinding part; a sliding cavity is arranged in the rack; a piston is slidably connected with the interior of the sliding cavity; an L-shaped push rod is connected onto the piston; a sliding chute used for the sliding of the push rod is arranged on the rack; the push rod is connected with the grinding part; a gas exhaust hole is formed in the side, close to the push rod, of the sliding cavity; an elastic component is connected between the piston and the side, far away from the push rod, of the sliding cavity; a gas filling pipe is connected between the buffer tank and the side, far away from the push rod, of the sliding cavity; a gas venting valve is connected on to the gas filling pipe; and a valve core is rotationally connected onto the gas venting valve. The processing device disclosed by the invention is mainly used for grinding the cylinder body of the hydraulic cylinder; and by the adoption of the processing device, the problem that in the prior art, the grinding process is non-uniform and the grinding effect is not good due to the mobile grinding operation in the cylinder body can be solved.