577results about How to "Avoid discharge" patented technology

The invention relates to the technical field of dust separation, in particular to a convenient-to-clean bag-type dust collector for metallurgical casting. The bag-type dust collector convenient to clean for metallurgical casting comprises a bottom frame, an outer frame, a dust falling hopper, a dust discharging pipe, an air inlet pipe, an air outlet pipe, a supporting plate and a cloth bag, the top of the bottom frame is connected with the outer frame, the bottom of the outer frame is connected and communicated with the dust falling hopper, and the bottom of the dust falling hopper is connected and communicated with the dust discharging pipe. The left side of the lower portion of the outer frame communicates with an air inlet pipe. The first electric sliding rail drives the spraying pipe and the spraying head to move downwards and stretch into the cloth bag, it is guaranteed that compressed air can evenly cover the inner surface of the whole cloth bag, especially the lower area of the cloth bag, the problem of dust cleaning dead angles in a traditional dust cleaning mode is solved, and the dust cleaning effect is remarkably improved; due to the fact that the nozzle blows in the cloth bag, airflow cannot directly impact the surface of the cloth bag, physical abrasion of the cloth bag is reduced, and the service life of the cloth bag is prolonged.

The window frame with the hidden bottom drainage device comprises a window frame body and the drainage device, an installation opening is formed in the bottom of the window frame body, the drainage device is embedded in the installation opening in the window frame body, and the drainage device comprises an outer cover, a drainage groove and a filtering piece. One end of the filter part is hinged to the inner wall of the middle of the drainage tank and is arranged as a filter part hinged end, the other end of the filter part is not in contact with the inner wall of the middle of the drainage tank and is arranged as a filter part swing end, and a filter part reset mechanism is arranged between the inner wall of the middle of the drainage tank and the filter part hinged end of the filter part. In order to dredge a drainage device at the bottom of the window frame on the premise that the window frame is not detached, the outer cover and the drainage groove are designed to be separated, so that personnel can detach the outer cover from the outside of the window frame, and the filtering piece is hinged in the drainage groove, and the filtering piece resetting mechanism is mounted between the filtering piece and the drainage groove, so that the filtering piece can be conveniently detached. The swinging end of the filtering piece can be pulled by a hand and swings by 90 degrees, so that sludge impurities blocked in the drainage groove are cleaned out of a drainage opening of the drainage groove, and the problem that a window frame needs to be disassembled before desilting in the prior art is solved.

The invention discloses a cooling and shaping device for injection molding production of an LED lamp bead support, and relates to the technical field of lamp bead support cooling, the cooling and shaping device comprises a conveying belt and a first sealing box, limiting belts are fixedly arranged on the inner side of the conveying belt, limiting wheels are arranged at the two ends of each limiting belt in a matched mode, and a driving assembly is arranged on one side of a mounting box; a plurality of fixing parts for fixing the support body are arranged between the two conveying belts at equal intervals, the first sealing box is fixedly arranged at the upper end of the mounting box, and a cooling part is arranged in the first sealing box. The limiting belt is arranged, it is guaranteed that the two conveying belts can rotate synchronously, dislocation and deviation of the two conveying belts are prevented, the first clamping plates and the second clamping plates are connected through the connecting rods, the connecting plates are arranged between the two first clamping plates on the same side, and therefore the first clamping plates and the second clamping plates clamp and fix the support body at the same time; and the guide rod and the ejector rod are matched for use, so that discharging is facilitated.

The invention relates to the technical field of waste gas treatment, and provides a chemical reaction kettle waste gas treatment device which comprises a base, a liquid adsorption assembly is arranged on one side of the top end of the base and comprises a spraying adsorption treatment tank, and a heating assembly is arranged on the side, located on the spraying adsorption treatment tank, of the top end of the base; according to the device, waste gas enters the gas distribution plate and is sprayed out through small holes in the gas distribution plate, small bubbles are formed in liquid, the rising speed of the small bubbles is low, components in the gas can be adsorbed by the liquid, the motor is started, the motor drives the rotating rod to rotate, the rotating rod drives the stirring blades and the bubble dispersion plate to work, and the stirring blades stir the liquid; according to the gas-liquid separator, the gas-liquid separator is arranged, so that fine bubbles stay in liquid for a longer time and are fully mixed, the bubble dispersion plate reciprocates up and down through the reciprocating groove to extrude the liquid and the fine bubbles, gas fusion is increased, and the gas dispersion plate is provided with a plurality of fine holes, so that the gas rising speed can be limited, and the adsorption effect can be improved.

The utility model discloses a novel impurity removing and screening device for pine nut processing. The novel impurity removing and screening device comprises a processing box and supporting legs. According to the pine nut screening device, the brush, the air exhaust cover and the air outlet holes are adopted, during operation, pine nuts moving in the screening cylinder can make contact with the cleaning plate on the surface of the blowing pipe in a larger range when the screening cylinder rotates, the brush on the surface can wipe the surfaces of the pine nuts, impurities on the surfaces of the pine nuts are removed, and the screening efficiency is improved. The air outlet holes in the surface of the blowing pipe can guide out air sprayed out of the air spraying holes, impurities on the surfaces of the pine nuts can be further removed through impact of airflow, and the air exhaust cover below the air outlet holes can synchronously suck the interior of the pine nuts while air is sprayed out through the air outlet holes; therefore, the blown and scraped impurities can be guided out in time by the exhaust hood, secondary attachment of the impurities is avoided, the impurity removal effect on the pine nuts is improved, and the pine nut impurity removal device has the advantages of multiple impurity removal and screening and good impurity removal effect.

The utility model discloses a clay pug mill, which relates to the technical field of ceramic production equipment and comprises a machine base, a pug mill bin is arranged above the machine base, a second valve is arranged outside the pug mill bin, the other end of a first guide pipe is fixedly connected with a first valve, the inner wall of a second guide pipe is rotatably connected with a third auger, and the third auger is rotatably connected with a second valve. An output shaft of a first motor is fixedly connected with one end of a third auger, through the pugging bin, a second valve and the third auger, after the second valve is closed, pottery clay can be prevented from being discharged out of the pugging bin, after the first valve is opened, a first guide pipe can be communicated with the interior of the pugging bin, and the pottery clay in the pugging bin enters the first guide pipe; and after the third auger rotates, the pushing effect on the clay can be achieved, the clay is discharged into the pugging bin again, the clay is processed again, the clay can be circulated, workers do not need to take the clay into the pugging bin, and the labor intensity of the workers is reduced.

The invention discloses a structure for improving plasma stability. The structure comprises a radio frequency generator, a matcher, a discharge adjusting resistor and a plasma load structure. The output end of the radio frequency generator is connected with the input end of the matcher, the output end of the matcher is connected with the first end of the discharge adjusting resistor, and the second end of the discharge adjusting resistor is connected with the plasma load structure. The discharge adjusting resistor is used for providing a discharge adjusting voltage in direct proportion to a discharge current when the discharge current is generated in the plasma load structure, so that the discharge voltage on the plasma load structure is reduced, and the plasma stability is improved. The invention further discloses a method for improving plasma stability. According to the invention, the discharge voltage of the plasma can be controlled, so that the plasma discharge is stable, the arc generation probability is reduced, and the product process and the productivity can be improved.

The utility model provides a discharged steam condensation recovery device, relates to the technical field of steam recovery, and solves the problem that steam is directly discharged into the atmosphere due to the mode that a drain flash tank above an existing drain tank is led to the atmosphere to exhaust steam, and the phenomenon of steam-water waste exists. The device comprises a drain tank and a drain flash tank, a water outlet of the drain flash tank is connected with a water inlet of the drain tank, the drain flash tank is connected with a low-pressure section drain inlet pipe and a high-pressure section drain inlet pipe, the drain flash tank is further connected with an exhaust pipe, and the device further comprises a steam condensation recovery pipe connected to the exhaust pipe. The steam condensation recovery pipe is connected with a condensation assembly used for condensing steam in the steam condensation recovery pipe into water, and a water outlet of the steam condensation recovery pipe is connected with a drain tank through a drain pipe. The steam water recovery device has the advantages that steam of the steam condensation recovery pipe is condensed into water, then the water flows back to the drainage box to be collected, waste steam water recovery is achieved, and water resources are saved.

The utility model relates to the technical field of thermal printing equipment, in particular to a printing roller for a thermal printer, which comprises a printing head, a printing roller and a label, the label passes between the printing head and the printing roller, one surface of the label close to the printing roller is provided with a bonding layer, two rubber rings with high hardness are fixedly mounted on the outer side of the printing roller, and the printing roller is fixedly mounted on the printing head. And a cylindrical silica gel foaming roller with low hardness is fixedly mounted between the two rubber rings with high hardness. According to the utility model, the rubber rings with high hardness and the cylindrical silica gel foaming roller with low hardness are arranged, the rubber rings with high hardness at the two ends are made of a high-hardness silicon rubber material, so that the deformation of the roller is prevented by virtue of strong force, and meanwhile, the cylindrical silica gel foaming roller with low hardness in the center is made of a foaming material, so that the service life of the roller is prolonged. The hardness is relatively soft, the applied force is reduced, and the contact area between deformation and the label is reduced, so that the label is difficult to roll on the printing roller, and the phenomenon that the label is not discharged from the interior of the printer is avoided.

The gynecological medicine applying device comprises a medicine storage part, the bottom end of the medicine storage part is rotationally connected with a sealing device, a medicine outlet barrel is connected to the bottom end of the sealing device in an inserted mode, a feeding part is rotationally arranged in the medicine storage part, the feeding part penetrates through the sealing device and the medicine outlet barrel, and the medicine outlet barrel is connected with the sealing device in an inserted mode. A medicine applying device is arranged on the medicine outlet cylinder; through the structural design of the medicine storage piece and the feeding piece, after medicine in the first barrel body is used up, the whole device does not need to be taken out of the body of a patient for filling, medicine filling can be conducted only by splitting the medicine storage piece and the feeding piece, unnecessary interference to the patient is greatly reduced in the process, and the medicine filling efficiency is improved. The device is simple in structure and convenient to use, physical discomfort and psychological burden caused by repeated taking and placing of the device to a patient are avoided, meanwhile, the number of times of contact between the device and the external environment is reduced, the risk that bacteria or pathogens invade the body of the patient is effectively reduced, and safety of the patient in the treatment process is guaranteed to the maximum extent.

The utility model discloses a condensate water collecting device for a breathing machine pipeline. The condensate water collecting device aims at solving the problem that in the prior art, a condensate water collecting device for a breathing machine pipeline still needs to be improved. The device comprises a condensate water temporary storage tank, a liquid level alarm device, a condensate water collecting tank and a condensate water disinfecting and discharging device, the liquid level alarm device is arranged in the middle of the side face of the condensate water temporary storage tank, and the lower side of the condensate water temporary storage tank is connected with the condensate water collecting tank in the middle of the breathing machine through a transfer valve and a condensate water transfer pipe. Condensate water in the condensate water collecting tank is discharged into the waste water tank through the disinfection and discharge device, a shell of the liquid level alarm device is connected with a trigger pipe through a positioning insertion pipe, an adjacent trigger electrode is arranged in the trigger pipe, a trigger water absorption bag is located on the upper side of the trigger pipe, a water inlet hole is formed in the side face of the shell, and a water absorption block is arranged in the shell. A sleeve is arranged in the middle of the side face of the condensate water temporary storage tank, and a trigger water absorption bag and a trigger pipe are arranged in the sleeve. The technique is reliable in alarm and reduces the risk of contact, handling and exposure of unsterilized condensate water.

The invention belongs to the technical field of network construction type energy storage power balance, and particularly relates to a network construction type energy storage power balance control method and system. By acquiring multi-dimensional information such as power demand, voltage change, load prediction and voltage fluctuation of the power grid in real time, a charging and discharging strategy of the energy storage system can be adjusted in time, fluctuation of the power grid is effectively relieved, voltage instability is reduced, stability of the power grid is enhanced, and by monitoring the voltage fluctuation and power demand of the power grid in real time, energy consumption is reduced. And the fluctuation demand of the power grid can be quickly responded by combining the frequency change of the power grid, and the energy storage system can be charged or discharged at a proper time by scientifically predicting the load change, so that overcharge or overdischarge is avoided, and the overall operation efficiency of the energy storage system is improved.

The utility model discloses a grid aeration sand setting pretreatment combined device, and relates to the technical field of sewage treatment. The device comprises an aeration box, the side face of the aeration box is fixedly connected with a water inlet pipe, a first slag discharging assembly, a sand pushing assembly, a second slag discharging assembly and a water outlet assembly are arranged in the aeration box, the bottom of the aeration box is fixedly connected with the sand discharging assembly, and the outer surface of the aeration box is fixedly connected with an aeration assembly. According to the utility model, through the connection of the sand pushing assembly and the aeration box, after sand in sewage sinks to the bottom in the aeration box, the sand pushing assembly pushes the sand to move to the sand outlet assembly, the sand outlet assembly drives the sand to move and discharges the sand out of the aeration box, and a first guide plate and a second guide plate in the aeration box can block scum, so that the aeration effect is improved. And the first slag discharging assembly and the second slag discharging assembly are both located in the aeration box, sewage pretreatment is completed in the aeration box, and the structure is more compact.

The utility model discloses a bag type dust collector convenient to disassemble, which relates to the field of bag type dust collectors and comprises a bag type dust collector shell, a disassembling window is arranged on one side wall of the bag type dust collector shell, a side baffle is connected to the disassembling window of the bag type dust collector shell, and a mounting plate is fixed in the bag type dust collector shell. A plurality of mounting windows are formed in the mounting plate at equal intervals in the horizontal direction, openings are formed in the mounting windows in the ends, close to the detachable windows, of the mounting plate, and a cloth bag dust removal assembly is mounted in each mounting window and comprises a dust removal cloth bag and a detachable plate; an exhaust window is formed in the middle of the detachable plate in the height direction of the bag type dust collector shell in a penetrating mode, side sliding plates are fixed to the two sides of the detachable plate correspondingly, installation sliding grooves are formed in the two inner side walls of the installation window correspondingly, the side sliding plates slide into the installation sliding grooves from the opening ends of the installation window in a matched mode, and the dust collection cloth bags are connected to the bottom of the detachable plate. And rapid mounting and dismounting can be completed in a small space range, and the dismounting and mounting efficiency is improved.

The utility model provides a comprehensive breathable adult diaper, which relates to the technical field of diapers and comprises a diaper main body, a liquid collecting space is arranged at the center of the diaper main body, a plurality of miniature breathable holes are arranged in the diaper main body, a first breathable layer is arranged in the diaper main body, a moisture absorption layer is attached to the bottom end of the first breathable layer, and a second breathable layer is attached to the bottom end of the moisture absorption layer. And an odor removal layer is attached to the bottom end of the moisture absorption layer. The miniature air holes are closely distributed in the diaper main body, so that the air permeability of the diaper main body is better, and the first air permeable layer and the second air permeable layer are arranged, so that the part of the diaper without the miniature air holes can be subjected to air permeable treatment, and the air permeability is better; and by arranging the moisture absorption layer and the moisture removal layer, the urine can be rapidly absorbed and treated, the urine is prevented from being discharged through the micro air holes, the practicability is higher, the moisture absorption layer is made of a high-absorption polymer, and the high-absorption polymer can rapidly absorb the urine and lock the urine in a fiber structure so as to keep the surface dry.

The invention discloses a full-automatic peanut butter making device, and relates to the technical field of peanut grinding processing, the full-automatic peanut butter making device comprises a main body support, the upper end of the main body support is fixedly connected with a top support, the front and rear ends of the upper end face of the top support are fixedly provided with first telescopic push rods, and the upper end of the top support is fixedly provided with a second telescopic push rod; a connecting pipe fitting is arranged below the first telescopic push rod, a core driving pipe is arranged below the second telescopic push rod, a tooth cylinder is rotationally installed in the lower end of the connecting pipe fitting through a clamping groove, a rotating disc is fixedly installed at the lower end of the tooth cylinder, and six high-temperature-resistant rubber plates are annularly arrayed at the lower end of a fluororubber air bag. A first-stage smashing cutter is fixedly installed outside the core driving pipe, and a second-stage smashing cutter is fixedly installed at the lower end of the outer portion of the core driving pipe. According to the device, peanuts can be dried, cooled, peeled and primarily crushed in the main body bracket, so that the peanuts do not need to be frequently transferred during production, and the production efficiency of peanut butter is improved.

The invention relates to the technical field of plastic waste recovery, and particularly discloses environment-friendly plastic recovery equipment which comprises a mounting base plate, a mounting support is fixedly mounted on the mounting base plate, a processing assembly is mounted on the upper portion of the mounting support, and an I-shaped connecting frame is fixed to the middle of the mounting support; a liquid transferring assembly is mounted on the side face of the I-shaped connecting frame, and a waste liquid storage tank matched with the end, away from the I-shaped connecting frame, of the liquid transferring assembly is arranged at the top of the mounting base plate. The treatment assembly is divided into a treatment tank shell and a liquid collection bottom cover which correspond to a first crushing blade and a second crushing blade correspondingly, small fragments sinking to the bottom can be further crushed, and therefore the crushing degree and effect of the device on plastic bottles are guaranteed; and residual waste liquid in the plastic bottle enters the waste liquid storage tank for storage through the liquid discharge pipe and the liquid transfer channel, so that the next recycling step of the fragments can be prevented from being slowed down, and the overall recycling efficiency is improved.

The utility model provides a waste gas treatment device for a chemical reaction kettle. Belongs to the field of chemical waste gas treatment. According to the technical key points, the device comprises a treatment mechanism, the treatment mechanism comprises a treatment tank, one side of the treatment tank is fixedly connected with a communicated air inlet pipe, the top of the treatment tank is fixedly connected with a communicated air outlet pipe, the inner top wall of the treatment tank is fixedly connected with a core pipe, and the interior of the core pipe is fixedly connected with a water pump; the input end of the water pump is fixedly connected with a water pumping pipe, the output end of the water pumping pipe is fixedly connected with a drainage pipe, the two sides of the outer wall of the drainage pipe are uniformly and fixedly connected with a plurality of communicated spraying pipes, the spraying pipes penetrate through the core pipes, and each group of core pipes is fixedly connected with the inner wall of the treatment tank; the utility model aims to provide a waste gas treatment device for a chemical reaction kettle. The device is used for improving the waste gas treatment efficiency.

The invention provides a non-flat-layer arrangement flow battery and a control method and device thereof. The flow battery comprises a positive storage tank, a positive pump, a positive liquid supply pipe, an electric pile and a positive liquid return pipe which are communicated in sequence, the positive buffer tank is communicated to the positive liquid return pipe through a first liquid phase branch and is communicated to the upper gas space of the positive storage tank through a first gas phase branch, and a positive liquid level sensor is arranged on the positive buffer tank; the negative electrode storage tank, the negative electrode pump, the negative electrode liquid supply pipe, the electric pile and the negative electrode liquid return pipe are sequentially communicated, the negative electrode buffer tank is communicated to the negative electrode liquid return pipe through a second liquid phase branch and is communicated to the upper gas space of the negative electrode storage tank through a second gas phase branch, and a negative electrode liquid level sensor is arranged on the negative electrode buffer tank. The negative pressure of the galvanic pile is avoided, the safety of the redox flow battery is protected, and the stable operation of the redox flow battery is facilitated.

The invention discloses a powder conveying device, and relates to the technical field of powder conveying. In the present application, the powder conveying device comprises: the interior of the tank body is arranged to be hollow, and the upper surface of the tank body is arranged to be plane; the end cover is arranged above the tank body, and the lower surface of the end cover is fitted and connected with the upper surface of the tank body; the rotating body is arranged below the tank body, the interior of the rotating body is arranged to be hollow, a conveying shaft is arranged inside the rotating body, and a conveying pipeline is arranged on the right side of the rotating body; the conveying motor is arranged on the left side of the rotating body; the discharging body is arranged on the right side of the discharging body, and a discharging port is opened below the discharging body; the pneumatic ball valve is arranged above the end cover, and the pneumatic ball valve is fixedly connected to the end cover; the locking device is arranged on the periphery of the end cover and the tank body, and the locking device is arranged in the middle of the connection between the end cover and the tank body. The present invention is used to prevent the problem that the filter cartridge inside the tank body for conveying powder needs to be disassembled and assembled on the top of the silo to clean the inside of the filter cartridge after long-term use, resulting in a decrease in the sealing performance of the device.

The utility model discloses a sewage treatment deoiling and skimming device which comprises a treatment box, an oil scraping mechanism is arranged on the treatment box through a moving mechanism, a blocking mechanism matched with the oil scraping mechanism is arranged on the side wall of the treatment box, a drainage pipe is arranged on the side wall of the treatment box and located below the blocking mechanism, and a skimming pipe is arranged in the middle of the bottom end of the treatment box. Supporting legs are equidistantly arranged at the bottom end of the treatment box. The oil scraping device has the beneficial effects that after standing oil and water are layered, the layered oil can be scraped and pushed out by adjusting the height of the oil scraping mechanism and then driving the oil scraping mechanism to move, so that the oil can be conveniently discharged and collected by matching with an empty groove, oil and water separation is realized, subsequent treatment and purification operation is facilitated, and the oil scraping device is relatively simple and convenient; meanwhile, the scraping hopper can be detached and cleaned after long-time use, and the scraping effect is ensured.

The invention discloses a waste heat recovery system for a gas-fired boiler, relates to the field of gas-fired boilers, and aims to solve the problems that in the prior art, water needs to be supplemented into the gas-fired boiler through an external water source due to circulating water loss during use of the gas-fired boiler, but the temperature of the external water source is low, water is directly supplemented into the gas-fired boiler, and the use cost of the gas-fired boiler is low. And hot water in the gas-fired boiler can be interfered. A heat exchange chamber is arranged in the gas-fired boiler body, a corrugated furnace pipe is fixedly arranged at the lower end in the heat exchange chamber, a smoke distribution box is fixedly connected to one side of the corrugated furnace pipe, and a plurality of first smoke heat exchange pipes are arranged in an array and fixedly connected between the upper end of one side of the smoke distribution box and the end face of one side of the heat exchange chamber. A plurality of second flue gas heat exchange pipes are arranged at the upper ends of the first flue gas heat exchange pipes in an array mode and fixedly connected between the end faces of the two sides in the heat exchange chamber, and a preheating water tank is fixedly connected to the end face of the other side of the gas-fired boiler body.

The invention discloses a crawler-type inspection robot for a transformer substation and a using method of the crawler-type inspection robot, and belongs to the technical field of inspection robots. The crawler-type inspection robot comprises a robot body, a high-definition camera and an infrared detector are fixed to the upper end of the robot body, and a fixing ring is fixed to the upper portion of the robot body; an annular plate is rotationally connected to the fixing ring, a first driving unit for driving the annular plate to rotate is arranged in the fixing ring, a plurality of anti-collision assemblies are evenly distributed and fixed to the outer side circumference of the annular plate and are symmetrical according to the axis center line of the fixing ring, and an arc-shaped rack is rotationally arranged on the outer side of the annular plate. And a second driving unit for driving the arc-shaped rack to rotate is arranged in the annular plate. The multiple first anti-collision plates and the multiple second anti-collision plates are located on the outer side of the robot body, the multiple first anti-collision plates and the multiple second anti-collision plates form an anti-collision shell of the robot body, and the robot body can be effectively prevented from being collided when working.

The present invention provides a waste agricultural film plastic processing device and a processing method, which relate to the technical field of waste agricultural film recycling, and include: a waste agricultural film cleaning unit, a separation unit and a soil cleaning unit; the separation unit is provided with three groups, and the three groups of separation units are installed inside the waste agricultural film cleaning unit; the waste agricultural film cleaning unit is provided with a waste agricultural film storage unit; the soil cleaning unit is provided with four groups, and the four groups of soil cleaning units are installed on the waste agricultural film cleaning unit; the present invention has a separation effect on the water in the waste agricultural film cleaning pool, so that when the filter frame slides from left to right, the water in the waste agricultural film cleaning pool gradually becomes clear, thereby improving the cleaning effect of the waste agricultural film; and solves the problem that the water in the cleaning pool cannot usually be separated, resulting in the water in the entire cleaning pool becoming turbid when the waste agricultural film is cleaned, thereby reducing the cleaning effect of the waste agricultural film.

This invention provides an ophthalmic gel composition comprising (1) ropinirole or a pharmaceutically acceptable salt thereof, (2) one or more thickeners, and other pharmaceutically acceptable excipients, wherein the viscosity of the ophthalmic gel composition is ≥100 mPa·s. The ophthalmic gel composition increases the viscosity of the product, prolonging the adhesion time of ropinirole to the eye. Compared with other dosage forms, it achieves both rapid onset of action and convenient administration, greatly enhancing its clinical value as an emergency medication.

According to the present invention, provided is a conductive composition containing a silicone oil as a base oil and carbon nanotubes as a conductive substance, the carbon nanotubes having a diameter of 0.4-5.0 nm, and the content of the carbon nanotubes being 0.5-3.0 mass% with respect to the total mass of the composition.

The invention relates to the technical field of unmanned aerial vehicle air refueling, in particular to an extended-range unmanned aerial vehicle air refueling system which adopts a front-back high-low staggered refueling mode, a foldable and unfoldable refueling and oil receiving mechanism, a magnetic attraction auxiliary refueling pipe and an oil receiving pipe to be in butt joint, the safety and stability of an unmanned aerial vehicle are improved, and the refueling difficulty is reduced. Comprising an oiling machine, an oil bin, an oil receiving machine and an oil tank, the oiling machine is provided with an oiling mechanism, the oiling mechanism is provided with the oiling nozzle, the outer wall of the oiling nozzle is sleeved with the annular electromagnet, the oil receiving machine is provided with an oil receiving mechanism, the oil receiving mechanism is provided with the oil receiving nozzle, the electric push rod is installed on the oil receiving nozzle, and the annular positioning ring is arranged at the output end of the electric push rod. The positioning ring is matched with the positioning boss of the annular electromagnet, the annular electromagnet is electrified to attract the positioning ring, and the electric push rod contracts to enable the oil nipple and the oil receiving nipple to be in butt joint.

The utility model discloses a transmission shaft lubricating device for mines, and relates to the technical field of lubricating devices. An oil outlet hole corresponding to an output column is formed in an oil storage tank, an oil discharging groove used for storing lubricating oil is formed in the outer wall face of the output column, a first rotating shaft is fixedly connected to the outer wall face of the output column, and through holes capable of containing one end of the first rotating shaft are formed in the left side wall face and the right side wall face of the oil storage tank. The electric rotating disc is driven to drive the first rotating shaft to rotate so as to drive the output column to rotate, when the oil discharging groove rotates to the lowest position, lubricating oil can fall to the wiping brush under the action of gravity, and under the matching action of the linkage part, the wiping brush can be wiped. The rotating disc can drive the wiping brush to evenly smear lubricating oil on the outer wall face of the to-be-smeared position of the transmission shaft, compared with manual smearing, the work efficiency is effectively improved, the smearing uniformity is higher, the production quality of the transmission shaft is guaranteed, meanwhile, the investment of labor cost is reduced, and the production benefits of enterprises are effectively guaranteed.

The utility model relates to chip coating technical field discloses a kind of spraying head structures for chip coating, a kind of spraying head structures for chip coating, including spraying head body, the filter assembly is equipped in spraying head body, the upper end of spraying head body is fixedly connected with liquid inlet pipe, the side fixedly connected with branch pipe of liquid inlet pipe, the one end ball joint rotationally connected with sphere of branch pipe, the side fixedly connected with rubber tube of sphere, the one end fixedly connected with plugging head of rubber tube, the bolt is threadedly connected on plugging head, in the utility model, when the filter assembly in spraying head body is blocked by tiny particle in spraying liquid, without disassembling equipment, using the spraying liquid in liquid inlet pipe to backwash filter assembly, the blockage is stripped, and the impurities of washing are discharged through drain pipe, significantly reduce the downtime caused by equipment disassembly maintenance, ensure the continuity of production, improve overall production efficiency.

The utility model discloses a gravel vibration screen convenient to loading, including support, hopper, fixed frame, is installed with belt conveyor and vibration screen on the support, and vibration screen is located the above belt conveyor, and hopper is installed to the support upper end, and hopper has inclined surface part, and the side of hopper is connected with feeder through fixed plate, and feeder is located the below hopper export, and feeder is vibration screen conveying gravel, and fixed frame is connected in the side of hopper, and a plurality of staggered blocking columns are inserted in the left and right side of fixed frame, and two electric cylinders are installed on the upper surface of fixed frame, and electric cylinder is connected with corresponding blocking column transmission, can store gravel through hopper, when vibration screen temporary cleaning maintenance, gravel can continue to send to hopper, will not cause production line to break material, reduces the switching step of conveyer belt, can quick recovery gravel's continuous processing, and feeder sends gravel in hopper to vibration screen, can stably control the feeding amount of vibration screen.