577results about How to "Even contact" patented technology

The invention discloses a sulfur-manganese composite autotrophic denitrification filler as well as a preparation method and application thereof, and belongs to the technical field of environmental functional materials and polluted water treatment. The sulfur-manganese composite autotrophic denitrification filler contains manganese salt, a sulfur-based component and a cement-based component, the manganese salt comprises one or more of manganese carbonate, calcium manganese ore and rhodochrosite; the sulfur-based component comprises sulfur and sulfur manganese ore; the cement-based component comprises cement, fly ash pottery sand, silica fume, blast furnace slag and metakaolin; the cement comprises one or more of Portland cement, iron aluminate cement and sulphoaluminate cement. The nitrogen removal efficiency of the sulfur-manganese composite autotrophic denitrification filler is superior to that of a sulfur autotrophic denitrification system, the sulfate concentration and nitrite nitrogen accumulation in effluent are remarkably reduced, the service life of the filler is prolonged, and the efficient utilization rate of the material is improved.

The invention relates to the technical field of photovoltaic energy storage cabinets, in particular to a safety type photovoltaic energy storage cabinet. Comprising an outer shell, a plurality of inner shells are fixedly connected in the outer shell, battery packs are detachably and fixedly connected in the inner shells, cooling fans which are symmetrically distributed are arranged outside the outer shell, each inner shell is provided with two cooling row holes which are symmetrically distributed, and the inner shells are slidably connected with two plugging frames which are symmetrically distributed. The two plugging frames on the inner shell are jointly provided with a connecting frame, the inner shell is fixedly connected with a sliding rail, an electric sliding block is slidably connected into the sliding rail, and the electric sliding block of the sliding rail is fixedly connected with the adjacent connecting frame. According to the invention, the temperatures of the plurality of battery packs during charging are respectively detected, and heat dissipation of different degrees is carried out according to different temperatures of the plurality of battery packs, so that the plurality of battery packs are at proper temperatures, cooling resources are allocated as required, energy is saved, and operation cost is reduced.

The invention discloses an efficient chemical liquid phase coating method of metal soft magnetic powder and application, and belongs to the technical field of preparation of soft magnetic materials, aluminum isopropoxide is dissolved to form a coating precursor solution, and an Al2O3 insulation coating layer is formed on the surface of the fluidized metal soft magnetic powder after hydrolysis and dehydration reactions. The aluminum isopropoxide is dissolved to form gel, the gel is uniformly mixed with the fluidized metal soft magnetic powder, dried gel can be formed on the surface of the metal soft magnetic powder after high-temperature airflow drying, and the dried gel is further calcined and dehydrated to form the high-insulativity Al2O3 coated metal soft magnetic powder. The method can be widely applied to surface insulation coating of the metal soft magnetic powder, has the characteristics of controllable coating layer thickness, simplicity, rapidness and high coating efficiency, and meets the requirements of industrial production such as large-scale, low-cost, safe and environment-friendly industrial production.

The utility model discloses an activated carbon adsorber capable of improving adsorption efficiency and adsorption capacity, and relates to the technical field of activated carbon adsorption equipment, the activated carbon adsorber comprises a filter box body, a filter assembly is arranged in the filter box body, and the filter assembly comprises two activated carbon filter plates which are arranged in the filter box body in a sliding manner; the two activated carbon filter plates are parallel to each other and are arranged in a staggered manner; according to the utility model, through the arrangement of the movable activated carbon filter plates, when one filter plate is gradually saturated, the filter plate can be moved into the purification box for purification or regeneration treatment, and the other unused filter plate is moved into the filter box body for continuously filtering waste gas, so that the overall adsorption capacity is effectively improved through the design; the adsorber can continuously and efficiently treat waste gas; in the adjusting process, the activated carbon filter plate does not need to be replaced by shutdown, so that production interruption and efficiency reduction caused by replacement of the filter plate by shutdown are avoided.

The invention discloses an artificial board formaldehyde emission amount detection device, and belongs to the technical field of artificial board formaldehyde emission amount detection.The artificial board formaldehyde emission amount detection device comprises a climate box body, a detection cavity with an opening in one side is formed in the climate box body, a sealing door is installed at the opening of the detection cavity, and an air inlet cavity is formed in the bottom wall of the detection cavity; a mounting seat is arranged on the upper wall of the air inlet cavity, a supporting plate is arranged at the upper end of the mounting seat, a rotary plate clamping device is arranged on the supporting plate in a sliding and pulling mode, a driving mechanism for driving the rotary plate clamping device to rotate is arranged on the supporting plate, and a self-adaptive uniform air expansion mechanism is rotationally connected to the mounting seat. And the upper end of the air inlet cavity is connected with the self-adaptive uniform air expansion mechanism. According to the device for detecting the formaldehyde emission of the artificial board, the air inlet direction can be continuously adjusted and changed around the test piece, the uniformity of airflow is ensured, and meanwhile, the test piece continuously rotates, so that the test piece is in uniform contact with the airflow.

The invention discloses high-temperature and high-pressure filtrate reducer sulfonated asphalt for drilling fluid and a preparation method of the high-temperature and high-pressure filtrate reducer sulfonated asphalt, and belongs to the technical field of filtrate reducers. A comb-shaped side chain is introduced into a benzene ring of SEBS, the benzene ring is endowed with a comb-shaped structure, the structure strongly interacts with sulfonated asphalt, asphalt dispersion is optimized, agglomeration is avoided, 5-(2-hydroxyethyl) uracil is introduced, the oleophylic and hydrophilic characteristics are balanced, the acting force between asphalt particles is reduced, the reaction efficiency and uniformity of asphalt and fuming sulfuric acid are improved, and the sulfonated asphalt is prepared. The dispersant promotes uniform dispersion of asphalt, accelerates sulfonation reaction and improves sulfonated asphalt quality. The surface activity of the modified SEBS and the sulfonated asphalt form a net structure, so that the water solubility of the asphalt is enhanced, the drilling fluid is convenient to blend, the liquid surface tension is reduced, and the bubble formation condition is destroyed. A quaternary ammonium salt group is introduced, a well wall is stabilized by utilizing an opposite attraction principle, clay hydrophobicity is promoted, hydration and expansion are inhibited, and collapse is prevented. The modified sulfonated asphalt is resistant to temperature and pressure, good in filtration resistance and stable in filtration control at high temperature and high pressure.

The invention provides grinding equipment for a tong head. The grinding equipment comprises a supporting assembly, a grinding assembly and a bearing assembly. The grinding assembly is connected with the supporting assembly and arranged on the upper portion of the bearing assembly. The grinding assembly is provided with a driving mechanism and a grinding wheel, the driving mechanism is configured to drive the grinding wheel to move and rotate, the driving mechanism is provided with a second through hole, the grinding wheel is provided with a grinding disc and a cavity, the second through hole communicates with the cavity, and the cavity is configured to contain a lubricant; the bearing assembly is provided with a plurality of fixing grooves, the fixing grooves are connected with the fixing bases correspondingly, the fixing bases are configured to be used for installing to-be-polished tong heads, and the bearing assembly bears the fixing bases to rotate. The supporting assembly is designed to have enough strength and stability, enough supporting force is provided for the grinding assembly, and therefore the grinding precision and efficiency are guaranteed. A driving mechanism of the polishing assembly is designed to be capable of adjusting the position and the rotating speed of a polishing wheel so as to meet the polishing requirements of tong heads of different materials and shapes.

The invention discloses a spraying device for grassland ecological soil remediation in the technical field of ecological remediation. The spraying device comprises a vehicle body, a storage assembly is installed at the top end of the vehicle body, a lifting cavity is formed in the vehicle body, a lifting assembly is arranged in the lifting cavity, a supporting plate is fixedly connected to the bottom of the lifting assembly, and a plurality of spraying assemblies are linearly arrayed at the bottom of the supporting plate; a pump assembly is arranged in the vehicle body; the spraying assembly and the storage assembly are both communicated with the pump assembly; and each spraying assembly comprises a rotating hole column fixedly connected to the bottom of the supporting plate, a spraying ring is annularly arranged on the surface of each rotating hole column, a plurality of spraying openings communicating with the storage assembly are formed in the bottom of each spraying ring, and a plurality of injection assemblies are arranged in each rotating hole column. Through cooperative assistance of the lifting assembly, the spraying assembly and the injection assembly, when the grassland surface soil is hard, spraying remediation can be conducted on the grassland soil surface, meanwhile, injection of liquid medicine can be completed by going deep into the grassland soil, and the ecological remediation effect of the grassland soil is improved.

The invention discloses an ice melting and storing device outside a spiral coil pipe, and belongs to the technical field of ice melting devices. Comprising a cylindrical ice storage tank, a water inlet header pipe is arranged on the upper portion, a water outlet header pipe is arranged on the lower portion, the water inlet header pipe is connected with a water distributor, and the water outlet header pipe is connected with a water collector; the spiral heat exchange coil pipe is arranged in the cylindrical ice storage tank; the air blowing assembly is arranged at the bottom of the cylindrical ice storage tank, and the air blowing assembly is used for blowing air flow into the cylindrical ice storage tank; the water collector and the air blowing assembly are two concentric annular channels and are integrally arranged at the bottom of the cylindrical ice storage tank, a plurality of first communicating holes are formed in the water collector, and a plurality of second communicating holes are formed in the air blowing assembly. By means of the device, return water with the high temperature is discharged into the cylindrical ice storage tank again, meanwhile, air flow is blown into the cylindrical ice storage tank through the air blowing assembly, water flow in the cylindrical ice storage tank is disturbed, and melting of ice bodies is promoted.

The utility model relates to a feed cooling device which comprises a supporting rod, a cooling tank, a feeding pipe and a discharging pipe, a stirring assembly used for stirring feed is installed on the cooling tank, the stirring assembly comprises a motor, a vertical rod and a stirring plate, and a cooling assembly used for cooling the feed is installed on the cooling tank. The cooling assembly comprises a liquid storage tank, a cooling pipe, a circulating pump and a refrigerator, the cooling pipe penetrates through the shell and surrounds the stirring plate, and the lower end of the cooling pipe is fixed and communicated with a water outlet of the circulating pump. Cooling liquid in the liquid storage tank is pumped into the cooling pipe through the circulating pump and circulates, the cooling liquid in the cooling pipe is cooled through the refrigerator, so that the feed is cooled through the cooling pipe, then the stirring plate is driven by the motor to stir the feed, the feed in the cooling tank is made to make uniform contact with the cooling pipe, and the cooling effect is improved. And the cooling efficiency and the cooling effect of the feed are improved.

The invention discloses a chemical barrel cleaning device for chemical production, and relates to the technical field of chemical equipment cleaning, the chemical barrel cleaning device comprises a base, a placing plate is fixedly mounted at the top of the base, a barrel body is arranged at the top of the placing plate, and the chemical barrel cleaning device further comprises a cleaning assembly arranged on one side of the top of the placing plate and comprising a vertical plate and a driving assembly; the vertical plates are symmetrically arranged on the other side of the top of the placing plate, the drying assemblies are arranged on the side, away from the vertical plates, of the top of the placing plate, the vertical plates are fixedly installed on one side of the top of the placing plate, electric push rods are fixedly installed on one sides of the vertical plates, connecting frames are fixedly installed at the movable ends of the electric push rods, and guide rods are symmetrically installed on one sides of the connecting frames; according to the chemical barrel cleaning device, when a chemical barrel is cleaned, the interior and the exterior of the chemical barrel can be synchronously cleaned, cleaning dead corners are avoided in the cleaning process, the chemical barrel can be limited, the chemical barrel is prevented from moving, and the cleaning quality of the chemical barrel is improved.

The invention discloses a prestressed pipeline cleaning method and device.The method comprises the steps that S100, the device is placed into a to-be-cleaned pipeline, and a base is adjusted to stretch automatically till supporting wheels and driving wheels are attached to the inner wall of the pipeline; s200, the telescopic rod extends till the cleaning brush is attached to the pipeline; s300, a telescopic rod is driven to rotate, and a dust collection unit is started to provide negative pressure for a dust collection bin; s400, the adjusting base is rotated, so that an angle is formed between the supporting wheel and the driving wheel and the advancing direction of the device, and the driving unit drives the driving wheel to rotate to drive the rotating wheel to advance; s500, the telescopic rod continuously rotates, so that the cleaning brush continuously rubs with the inner wall of the pipeline, sundries on the cleaning brush are swept, and the swept sundries are sucked into a dust collection bin by a dust collection head; and S600, when all impurities in the pipeline are cleaned, or the electric quantity of the device is about to be exhausted, the telescopic rod is shrunk, the dust collection unit is closed, and the driving wheel rotates reversely to exit from the pipeline. The cleaning efficiency is improved, the adaptability to different pipe diameters is guaranteed, and the cleaning effect is optimized.

The invention relates to the field of drilling rotary guiding, in particular to a pushing type rotary guiding system which comprises a rotary cylinder and a drill bit installed at the lower end of the rotary cylinder. A supporting cylinder is hinged to the upper end of the rotary cylinder, an annular ring is arranged on the inner wall of the supporting cylinder, and a main shaft is rotationally arranged in the annular ring; when the main shaft rotates, the inner gear ring rotates along with the main shaft, and the transmission cylinder is driven to rotate through the transmission gear; the driving shaft in the transmission cylinder drives the driving gear to be meshed with the swing gear under the cooperation of the construction plate and the construction groove, so that rotation of the rotating shaft is achieved, and finally the drill bit is driven to swing, and therefore external hydraulic equipment is not needed, the complexity and the size of the system are reduced, and meanwhile the cost and the maintenance difficulty are reduced.

The utility model relates to the technical field of anti-permeability instruments, and discloses an automatic concrete anti-permeability instrument which comprises a test mold, and a buffer assembly is fixedly embedded in the bottom of the test mold; the buffering assembly comprises a buffering sleeve, a piston, a spring and a buffering pipe. A water seepage assembly is arranged in the test mold; the water seepage assembly comprises a water seepage disc, a sealing ring and a filter screen. According to the automatic concrete impermeability instrument, when a test piece is placed in a test mold, a water seepage assembly can be extruded to drive a piston to move downwards, through energy absorption of a spring and cooperation of the water seepage assembly to extrude a damper, buffering and energy absorption can be effectively conducted on the test piece, and damage to the test mold is avoided; according to the test mold, the gap between the test piece and the test mold can be sealed, a water source is prevented from seeping into the test mold from the gap, the test accuracy is improved, the water source can make uniform contact with the bottom of the test piece through the arranged water seepage disc and the formed water seepage groove, and the accuracy of the test result is further improved.

The invention discloses an anti-pilling acrylic fabric and a production method thereof.The production method includes the steps that acrylic fibers and acetate fibers are blended to obtain blended yarn, the blending ratio of the acrylic fibers to the acetate fibers is 50: 50, the spinning count is 50 S, during blending, the specification of the acrylic fibers is 0.8 D * 38 mm, the acetate fibers are 1.2 D * 38 mm cotton-type short fibers, the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers, the specification of the acetate fibers is 0.8 D * 38 mm cotton-type short fibers is 0.8 D * 38 mm cotton-type short fibers, and the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers; weaving the blended yarns into a warp satin weave fabric, wherein the warp and weft density is 787 * 374 / 10cm; the fabric is processed through the steps of preparing, spinning, slashing, weaving and finishing and dyeing. According to the invention, the acetate fiber is adopted as a raw material and is blended with the anti-pilling acrylic fiber, so that the acetate fiber has good natural air permeability and quick drying, not only keeps the warm keeping and softness of the acrylic fiber, but also embodies the brilliant color, bright appearance, smooth contact, easy care and wrinkle resistance of the acetate fiber.

The present invention belongs to the technical field of seedling cuttings, and discloses a device for breeding seedlings that are easy to root and cuttings and a method for using the device. The device comprises a seedling bed assembly, a heat preservation assembly is installed on the top of the seedling bed assembly, a matrix basket assembly is installed on the bottom of the seedling bed assembly, the seedling bed assembly comprises a seedling frame, two first chutes are arranged on the top of the seedling frame, both ends of the seedling frame are fixedly connected with a water tank box, two supporting feet are fixedly connected to the bottom of the two water tank boxes, one of the water tank boxes has two second chutes on the top, and the two second chutes are respectively connected to the corresponding first chutes. The device of the present invention can facilitate operators to load the matrix required for seedling cultivation into the base frame, and quickly inject water onto the matrix so that the matrix is ​​evenly in contact with the cuttings, thereby solving the problem that traditional matrix bagging is relatively time-consuming, and the device can be used for a long time and repeatedly.

The bearing ring heat treatment process based on residual stress optimization comprises the following steps that S1, the surface of a bearing ring is cleaned, and it is ensured that the surface of the bearing ring is clean and free of oil stains and impurities; s2, sectional type heating treatment is conducted on the bearing ring, and the bearing ring is heated to the preset heat treatment temperature; s3, the bearing ring subjected to heat treatment is rapidly put into a quenching medium to be rapidly cooled; s4, the quenched bearing ring is subjected to tempering treatment; s5, the bearing ring subjected to tempering treatment is subjected to cooling treatment.The bearing ring heat treatment process can adjust stress distribution in the bearing ring, the cracking risk caused by stress concentration is reduced, generation of residual stress is reduced, release of the residual stress is promoted, the uniformity of residual stress distribution is improved, and the service life of the bearing ring is prolonged. And the residual stress can be effectively reduced, the toughness is improved, the structure is refined and the stability is improved, so that the quality and the service life of the bearing are improved.

The invention relates to the technical field of aquaculture, in particular to aquaculture filtering equipment which mainly comprises a filtering tank and a stirring mechanism, a water drainage opening is formed in the bottom face of the filtering tank in a penetrating mode, a water inlet and a medicine adding opening are formed in the top face of the filtering tank in a penetrating mode, and the stirring mechanism is arranged in the filtering tank and comprises a baffle located in the filtering tank. And the vibrating mechanism is arranged below the barrier plate. A motor drives a rotating shaft, a limiting strip and a rotating plate to rotate, when the rotating plate drives a connecting shaft and a stirring blade to rotate, a roller on the connecting shaft rolls on the inner wall of a fixed frame, and under the action of the roller, the fixed frame, a groove body and a fixed rod, the connecting shaft and the stirring blade revolve, rotate and move up and down in a reciprocating manner at the same time; therefore, contact and reaction between the flocculating agent and the water body are more uniform, the flocculating agent can fully play a role, impurity particles are fully captured or coagulated, and the impurity separation and precipitation effect and the water body filtering quality in the water treatment process are improved.

The utility model discloses a heat recovery device of a high-temperature kiln, which relates to the technical field of kilns and comprises a support, a water tank, a control component and a stirring component. When heat energy in high-temperature flue gas generated during operation of the kiln needs to be recycled, the high-temperature flue gas enters from the gas inlet pipe, is subjected to heat transfer through the vent pipe and then is discharged to the flue gas treatment equipment from the gas outlet pipe, heat in the flue gas is transferred to water through the vent pipe in the process, and when the high-temperature flue gas passes through the vent pipe, the heat energy in the flue gas is recycled. At the moment, the control equipment is driven by the motor to start to work, so that the ventilation pipe is in a rotating state, the flue gas heat transfer efficiency is improved, meanwhile, the stirring component is driven by the motor to start to work, water in the water tank is in uniform contact with the outer wall of the ventilation pipe, and the heat transfer efficiency is improved; and meanwhile, no harm is caused to the environment and human bodies.

The invention discloses a hollow glass polishing and press-fit fixing device, and relates to the technical field of glass manufacturing, the hollow glass polishing and press-fit fixing device comprises a hollow glass polishing device and a polishing control system, supporting plates are uniformly distributed and mounted on the outer side surface of a limiting and fixing assembly, and baffles are mounted on the outer side surfaces of the output ends of a plurality of electric telescopic rods; large round hollow glass slowly rotates, so that the edge is in contact with a grinding head for grinding, it is ensured that the large round hollow glass is always dynamic in the grinding process, the more uniform grinding effect is achieved, local excessive abrasion or uneven abrasion generated in the grinding process is avoided, the total grinding efficiency is improved, and the grinding efficiency is improved. By means of the grinding device, the working efficiency is higher, the shape is kept complete in the grinding process, the large round hollow glass can rotate more smoothly, the grinding process can be controlled more accurately, and the grinding device is particularly suitable for occasions needing high machining precision.

The utility model discloses an energy-saving type thermal deaerator for a steam boiler, belongs to the technical field of deaerators, and aims to solve the problems that a water source closest to steam is heated quickly and other positions are heated slowly when oxygen in water is discharged due to the fact that a plurality of deaerators always adopt a steam heating mode to heat water. The problems that after oxygen in part of a water source is exhausted, steam needs to continue to heat water sources at other positions, water source loss is caused, meanwhile, heating and oxygen removal at all the positions are not uniform, the oxygen removal time is prolonged, the heating time of introduced steam is prolonged, and the practicability is reduced are solved. Through cooperation of the box body, the connecting body, the cavity, the air inlet pipe, the steam pipe, the fixed pipe, the exhaust pipe, the exhaust hole and other structures, water can be subjected to aeration and deoxygenation treatment, aeration and heating can be effectively carried out at all positions in the water at the same time, it is effectively ensured that the water is heated evenly, oxygen in the water is rapidly exhausted, and water loss is reduced.

The utility model discloses an aluminum veneer surface treatment device which comprises a supporting mechanism and a polishing mechanism arranged in the center of the top of the supporting mechanism, the supporting mechanism comprises a workbench, the left side of the top of the workbench is fixedly connected with a limiting mechanism, and the bottom of the inner wall of the workbench is fixedly connected with a dust collection mechanism; the bottom of the positioning plate is fixedly connected with the top of the workbench, and an open groove is formed in the center of the interior of the positioning plate. The equipment has the advantage of stable clamping, and solves the problems that the clamping effect of part of polishing machines on aluminum veneers is limited, the positions of the aluminum veneers are easy to deviate before the aluminum veneers enter a polishing mechanism, some parts of the surfaces of the aluminum veneers are possibly excessively polished due to position deviation, other parts are not sufficiently polished, the surface glossiness and fineness are inconsistent, and the aluminum veneers are damaged. And the overall aesthetic degree and the quality of a final product are influenced.

The invention relates to the technical field of chemical production, and discloses a tertiary aliphatic amine production process gas recovery system and an online component detection system, which comprise a storage tank, a one-way valve, a drying tank and a synchronous frame. In the gas recovery process, gas can drive fan blades to rotate, the fan blades drive a synchronous frame to rotate, a driving friction wheel can rotate to push a drying agent in a drying cavity to move, and when an auxiliary friction wheel drives stirring blades to rotate, the drying agent in the drying cavity is fully mixed, so that the drying effect is improved. The pressing rod on the synchronous frame slides on the guide groove, the boss drives the pressing rod and the push rod to horizontally slide in a reciprocating mode, then the rocker arm is driven to swing, the coaxial driving friction wheel is driven to rotate, the positions of the driving friction wheel and the scattering blades are adjusted, and mixing operation is conducted on different positions. The drying agent in the drying tank can be in uniform contact with the gas, the drying effect is improved, the drying agent can be fully utilized, and the gas recovery cost is reduced.

The present invention discloses a horizontal axis eccentric hemispherical valve, which adopts a horizontal axis structure to install the valve core, and the axis of the valve stem is perpendicular to the flow direction of the medium in the valve body and is arranged horizontally, so as not to occupy the lower end of the flow channel, so that the lower end of the flow channel can be designed to be flatter than that of a vertical eccentric hemispherical valve, thereby reducing the flow resistance. The valve core is provided with a cylindrical boss concentric with the valve core, and a sealing ring is provided in the gap on the boss, the sealing ring has a spherical crown-shaped sealing surface, and an air bag ring is provided in the gap formed by the boss and the sealing ring. The sealing ring and the valve core are fixed by a fixing assembly, so that the valve core sealing spherical crown and the valve seat center can be adjusted to be concentric during assembly, so as to overcome the processing error and ensure effective sealing.

The utility model relates to the technical field of concrete electric poles, and discloses a concrete electric pole production energy-saving maintenance device which comprises a maintenance mechanism, an adjusting mechanism is installed on the inner wall of the maintenance mechanism, a supporting mechanism is arranged in the maintenance mechanism, and a concrete electric pole body is installed on the inner wall of the supporting mechanism. A steam mechanism is installed on the inner wall of the curing mechanism, a drainage mechanism is installed on one side of the curing mechanism, the adjusting mechanism comprises a supporting frame, the outer portion of the supporting frame is fixedly connected to the inner wall of the curing mechanism, and a first motor is fixedly connected to the top of the supporting frame. According to the electric pole steam spraying device, gas in the steam box is sucked through the draw-off pump, enters the flow dividing pipe through the connecting pipe and is finally sprayed out through the spraying head, the first motor drives the rotating plate to rotate, drives the follow-up plate to move and controls the limiting block so as to adjust the positions of the flow dividing pipe and the spraying head, and it is guaranteed that steam is evenly sprayed to the surface of an electric pole.

The utility model discloses a sludge aerobic composting device with an automatic turning function, which is provided with a processing tank, and the top and the bottom of the processing tank are respectively provided with a feed port and a discharge port; comprising a first stirring frame fixed to the side face of a connecting shaft, and the end, close to a motor, of the connecting shaft is connected with one end of a transmission shaft through a belt wheel mechanism; the second stirring frame is fixed to the side face of the movable shaft, and vibration mechanisms are arranged on the sides of the second stirring frame and the first stirring frame; the pressure relief mechanism is arranged at the upper corner of the processing tank, and the pressure relief mechanism can release gas generated in the compost stirring process. According to the sludge aerobic composting device with the automatic overturning function, in the sludge stirring process, the sludge can be shaken to be scattered in a vibration mode, the contact uniformity of the sludge and other materials is guaranteed, in the processing process, gas generated by stirring can be released in time, and other processing is prevented from being influenced.

The present invention discloses a clamping device for abrasive flow machining, comprising a machine body, a clamp is arranged in the middle of the inner cavity of the machine body, the clamp comprises a first clamp, a fixing plate is fixedly connected to the top of the inner cavity of the first clamp, a connecting rod is fixedly connected to the inside of the first clamp, and a slide groove is arranged on the right side of the connecting rod. The present invention is provided with a first clamp, a second clamp, a sleeve, a connecting tube and a control bolt, the control bolt is rotated, the connecting tube is extended and retracted in the sleeve, the distance between the first clamp and the second clamp is adjusted, so as to reduce the surface area of ​​the workpiece exposed, the part to be polished is clamped between the first clamp and the second clamp, and polished, so as to reduce the wear on the intact part and prevent the damage of the workpiece, and the agitator plate stirs the abrasive during operation, so as to make the contact between the abrasive and the workpiece more uniform, make the surface processing of the workpiece more uniform, and improve the processing efficiency at the same time.

The utility model discloses a steering intermediate shaft sheath capable of meeting a vehicle floating function, which comprises a metal plate, an upper dust cover, a lower dust cover, a shaft seal component A and a shaft seal component B are arranged on the metal plate, the lower dust cover penetrates through the upper dust cover through three rubber staple bolt structures to be clamped on the metal plate, and the shaft seal component A is arranged on the metal plate. The shaft seal assembly A is assembled in the upper dust cover in an interference mode, the shaft seal assembly B is assembled in the lower dust cover in an interference mode, the shaft seal assembly A and the shaft seal assembly B are coaxial, and each of the shaft seal assembly A and the shaft seal assembly B comprises a shaft seal fixing sleeve, a supporting ring, a rubber lip, a framework, a spring and lubricating grease. The utility model relates to the technical field of automobile accessories. The steering intermediate shaft sheath capable of meeting the vehicle floating function has the advantages of being easy to assemble, economical, practical, good in dustproof and noise reduction effect, high in waterproof grade and capable of meeting the vehicle floating function.

The utility model relates to the technical field of calcining equipment, in particular to oxygen injection calcining equipment for zinc oxide production. According to the technical scheme, the heating furnace comprises an upper furnace body and a lower furnace body, the upper furnace body is fixedly connected to the top of the lower furnace body, the heating furnace further comprises a telescopic pipe and a connecting pipe which are fixedly connected between the upper furnace body and the lower furnace body, an air inlet pipe and an air outlet pipe are fixedly connected to the lower furnace body, and a heating assembly used for heating air is arranged in the lower furnace body. An adjusting assembly used for adjusting the air inlet amount of the air inlet pipe is fixedly installed on one side of the lower furnace. According to the utility model, air entering the upper furnace is heated, and insufficient and incomplete reaction caused by lower air temperature is avoided, so that the production utilization rate of zinc oxide is improved; and meanwhile, air in the upper furnace flows uniformly, zinc makes uniform contact with the air, the calcination effect is improved, the air inlet amount of the air inlet pipe is adjusted, and the use requirement for calcination equipment in zinc oxide production is met.