73results about How to "Extended replacement cycle" patented technology

This application discloses an integrated cleaning device, relating to the field of cleaning equipment, comprising a frame; a loading rack installed at one end of the frame; a unloading rack installed at the other end of the frame; a transfer mechanism installed on the frame and used for transferring optical components; a hydrocarbon cleaning unit installed on the frame and adjacent to the loading rack, the hydrocarbon cleaning unit being used to clean optical components using hydrocarbon solvents; and an HFE cleaning unit installed on the frame and adjacent to the unloading rack. This application reduces the footprint by integrating the hydrocarbon cleaning unit and the HFE cleaning unit onto the frame; it reduces mutual interference and improves safety by physically isolating the hydrocarbon cleaning unit and the HFE cleaning unit with partitions; and it prevents large amounts of hydrocarbon solvent from entering the next process by using air knife purging, greatly reducing the contamination load of subsequent HFE solvents and minimizing cross-contamination.

The utility model discloses railway turnout switching equipment and a turnout hook-shaped external locking device thereof, which belong to the technical field of rail transit, and the turnout hook-shaped external locking device comprises a switch rail connecting iron component, a push-pull plate component, a connecting iron seat component and a lock hook, the push-pull plate assembly is connected with the switch rail connecting iron assembly and the connecting iron base assembly. The switch rail connecting iron assembly is connected with the connecting iron seat assembly; and the lock hook is connected with the connecting iron seat assembly. The turnout hook-type external locking device is simple in structure, convenient to install, reasonable in design, small in abrasion between parts, long in replacement period, small in later maintenance workload, high in adaptability to extension and retraction of a switch rail, beneficial to keeping parallelism between the external locking parts, capable of reducing frictional resistance during turnout switching, capable of improving reliability of turnout switching, and capable of being used for improving the reliability of turnout switching. And the workload of turnout maintenance is reduced.

The invention relates to the technical field of electric power inspection and maintenance robot control, and discloses a power transmission line crawling robot lifting self-adaptive shake suppression control method and system. The method comprises the following steps: acquiring three-axis acceleration and three-axis angular velocity data of a robot platform, calculating a yaw angle and an angular velocity of the robot platform relative to a vertical balance position, and constructing an evaluation index representing the shaking strength of the platform; according to the shake strength evaluation index, driving parameters of a lifting motor are dynamically adjusted through a nonlinear mapping relation; and the swing period and phase of the robot platform are monitored, and when the platform swings to a specific phase point, an instantaneous driving pulse is applied to a lifting motor to consume swing energy. By means of the method, the maximum swing angle of the robot platform can be reduced by 60% or above, the static time after the robot platform reaches the target position is shortened by 70% or above, and the working efficiency is remarkably improved.

The application provides a middle shaft bowl set surface grinding device capable of reducing noise, relates to the technical field of middle shaft bowl set grinding, and comprises a fixed base, one side of the fixed base is provided with a fixed support plate, the top of a sealing cover is provided with an air pump, an output end of the air pump is provided with a main flow pipe, the sealing cover is located on the outer side of a positioning cover, the side of the main flow pipe is connected with a branch flow pipe, the branch flow pipe penetrates through the side of the sealing cover and is provided with a cleaning pipe, the cleaning pipe is installed on the inner side of the sealing cover, a groove is formed in the cleaning pipe, and the cleaning pipe is located at the bottom of a sound-absorbing plate. High-pressure airflow is guided to the cleaning pipe through the main flow pipe and the branch flow pipe, the high-pressure airflow sprayed from the groove of the cleaning pipe is used for cleaning the metal dust attached to the sound-absorbing plate, the problem that the metal dust is accumulated on the sound-absorbing plate is effectively avoided, and the problem that the metal dust generated in the grinding process is diffused along with airflow and attached to the surface of the sound-absorbing material, thereby seriously weakening the noise reduction effect is solved.

The utility model relates to material transportation is with iron removal and divides material device, including transfer hopper, bidirectional belt conveyor, strong magnetic de-ironer and plate chain conveyor, the transfer hopper is used for storing material, its bottom is connected with the discharge pipe, and the discharge is aligned bidirectional belt conveyor's feed end, the strong magnetic de-ironer is installed in the top of bidirectional belt conveyor, is used for removing the iron impurity in material, the discharge end of bidirectional belt conveyor is connected with the feed end of plate chain conveyor, is used for conveying material to subsequent section, can form gradient magnetic field through the strong magnetic de-ironer and electromagnet bar array through the utility model, utilize the principle that ferromagnetic substance is stressed in the magnetic field, realizes the efficient removal of different particle size iron miscellaneous.

This utility model provides a sealing strip structure for a bag opening machine to prevent fabric displacement, belonging to the technical field of bag opening machines. This sealing strip structure includes a bag opening machine body. Two long sealing strips are arranged opposite each other on one side of the body. Two rotating shafts are rotatably connected within each sealing strip. An installation assembly is fixedly connected to one end of each shaft. A rubber strip is fixedly connected within the installation assembly. Two snap-fit ​​components are arranged opposite each other within each sealing strip, snapping with the rotating shafts. A pulling component is fixedly connected to the top of each sealing strip, connecting with the snap-fit ​​components. In this application, the sealing strip structure facilitates timely rotation when one side of the rubber strip shows fatigue or wear, allowing the use of the rubber strip on the other side. This facilitates quick maintenance, extends the replacement cycle, reduces operating costs, and allows for easy and quick disassembly and replacement of the rubber strip.

The utility model discloses a transmission assembly, a power transmission device and a vehicle, the transmission assembly comprises a power shaft, a driven gear, a transmission part and a buffer part, a driving gear is arranged on the power shaft, the driving gear is suitable for being meshed with a power output device, a matching section is formed on the power shaft, and the driven gear is arranged on the matching section in a sleeving mode; the driven gear can rotate relative to the matching section, a first circumferential matching part is arranged on the driven gear, the transmission part is arranged on the matching section and rotates synchronously with the power shaft, a second circumferential matching part is arranged on the transmission part, and the second circumferential matching part and the first circumferential matching part are arranged correspondingly. When the driven gear moves in the circumferential direction relative to the matching section, the first circumferential matching part and the second circumferential matching part get close to each other or get away from each other, the buffering piece is connected between the first circumferential matching part and the second circumferential matching part, and the buffering capacity of the transmission assembly can be improved.

This invention discloses a laser weeding water-cooled machine, relating to the technical field of laser weeding equipment. The water-cooled machine includes a heat dissipation unit, a cooling unit, and a filtration unit. The heat dissipation unit includes a casing, a back plate, a fan, a heat dissipation fin assembly, and a U-shaped tube passing through the heat dissipation fin assembly. The cooling unit includes a cooling housing, an inlet pipe, an outlet pipe, a compressor, a water tank, and a circulating water pump. The inlet and outlet pipes are connected to the U-shaped tube via flexible hoses. The heat dissipation unit and the cooling unit are separate units connected by flexible hoses. The heat dissipation unit is installed on the side of the laser reactor to directly blow cool air, while the cooling unit is installed on the weeding machine frame. The filtration unit includes an air inlet pipe and a filter assembly. The filter assembly consists of a dust cover, a ring-shaped filter screen, and a connecting plate forming a shell. Internally, it contains airflow-driven fan blades, a cleaning rack, and a brush plate, which can automatically clean the inner wall of the filter screen. This invention features a flexible layout, saves installation space, has a self-cleaning dustproof function, and effectively improves the cooling efficiency and service life of laser weeding equipment.

The application discloses a phosphorus-carrying catalyst regeneration waste liquid recycling treatment method and device, and aims to solve the technical problem of how to better control the acidity of the regeneration liquid to maintain the service life of the phosphorus-carrying catalyst, realize the recycling of the regeneration liquid and the concentration reduction of the phosphorus resource, and reduce the treatment difficulty of the regeneration waste liquid. The method comprises the following steps: introducing the phosphorus-carrying catalyst regeneration waste liquid into an adsorption device filled with a regeneration waste liquid phosphorus removal adsorbent, separating the phosphorus component in the phosphorus-carrying catalyst regeneration waste liquid, collecting the effluent as a phosphorus-lean regeneration liquid, recycling the phosphorus-lean regeneration liquid for the regeneration of the phosphorus-carrying catalyst, and mainly using the phosphate as the phosphorus component; when the regeneration waste liquid phosphorus removal adsorbent is saturated, hot water is used as a desorption medium to replace the liquid in the adsorption device, the volume of the desorption medium is controlled to be less than the volume of the phosphorus-carrying catalyst regeneration waste liquid that can be contained in the adsorption device, and the regeneration waste liquid phosphorus removal adsorbent is eluted.

The utility model discloses a double-pipeline centralized gas supply system of a ball mill. The system consists of at least one ball mill unit, a gas source system unit, a main pipeline unit, a branch pipeline unit and a PLC (Programmable Logic Controller), the air source system unit supplies air to a pneumatic clutch and a gear lubricating device in the ball mill unit; the system comprises a first air compressor, a second air compressor and a third air compressor, the first air compressor is connected with a first air storage tank through a first air source pipeline, the first air source pipeline is connected with a first pressure transmitter and a first electric ball valve, and the second air compressor is connected with a second air storage tank through a second air source pipeline. A second air source pipeline is connected with a second pressure transmitter and a second electric ball valve, and a third air compressor is connected with a third pressure transmitter; and the PLC is connected with each electric control component in the gas source system unit and the branch pipeline unit through cables. The utility model has the advantages of compact arrangement of connecting pipelines, high air supply efficiency, obvious energy-saving effect and good pressure stabilizing effect, and can ensure the efficient and stable operation of the ball mill.

The utility model discloses an oil separator of a water-cooling screw unit, which relates to the technical field of oil separators and comprises a barrel, an oil return pipe and an air inlet pipe are fixedly mounted at the lower end of the side surface of the barrel, a separation unit and a detection unit are fixedly mounted inside the barrel, the upper end of the barrel is connected with an end cover through bolts, and an exhaust pipe is fixedly mounted on the end cover. The oil-gas separation device has the beneficial effects that the rotating spiral filter screen drives an oil-gas mixture to rotate, so that oil is centrifugally separated, the oil capturing and separating efficiency and quality are improved through the spiral filter screen, the filter screen and the oil-gas mixture are cooled through a cold air conveying assembly, a gas guide cavity and a heat exchange pipe, condensation and separation of the oil are accelerated, and the oil-gas separation efficiency is improved. Through a multi-element cooperation mode of centrifugal separation and cooling capture, the oil-liquid separation efficiency and quality are effectively improved, a filter screen firstly separates most of oil liquid, the separation pressure and the blocking risk of a subsequent filter element mechanism are reduced, and the service life and the replacement period of the filter element mechanism are greatly prolonged.

The present application relates to mine air purification equipment technical field, and disclose a kind of intelligent dust-settling device for mine tunnel for mining, including filter box, dust hopper is provided at the bottom of filter box, filter box is internally installed with flower board, multiple support cages are provided at the bottom of flower board, bag is sleeved on support cage, upper portion of bag is folding state, counterweight is installed in the middle of bag, clamping groove is provided in the side of counterweight, stepper motor is installed at the bottom of flower board, clamping block for being engaged with clamping groove is provided on the output shaft of stepper motor, dust sensor is provided at the outlet of filter box, after dust concentration increases in outlet, counterweight falls, upper portion of bag changes into unfolded state, plays the role of filtering dust, ensure the normal dust removal function of equipment, protect the health and life safety of operating personnel, extend bag replacement cycle, adapt to the working condition of mine narrow.

This invention provides a method for manufacturing a wear-resistant ball, comprising: S1, prefabricating a plurality of wear-resistant bodies composed of a first wear-resistant material; S2, fabricating a casting mold, forming at least one spherical cavity and a pouring channel connected to the spherical cavity within the mold; S3, fixing the plurality of wear-resistant bodies radially spaced around the center of the spherical cavity within the spherical cavity; S4, casting a second metallic wear-resistant material into the spherical cavity through the pouring channel of the mold to fill the gaps between the plurality of wear-resistant bodies; S5, after cooling, forming a wear-resistant ball blank composed of the cast body and the plurality of wear-resistant bodies, and performing surface treatment on the wear-resistant ball blank after demolding to obtain the finished wear-resistant ball; the wear-resistant ball manufactured by this method is a sphere composed of a plurality of wear-resistant bodies and a cast body, and the wear-resistant bodies reinforce the hardness of the surface and deep layers of the wear-resistant ball along the radial direction of the sphere, so that even if the surface of the wear-resistant ball is slowly worn, its wear resistance will not decrease, thereby improving the overall wear resistance of the wear-resistant ball.

This invention relates to a substrate processing apparatus and a substrate processing method. The substrate processing apparatus includes: a housing providing space for processing a substrate; a substrate support unit disposed inside the housing and supporting the substrate; a plasma generation unit that generates plasma inside the housing; a ring assembly disposed around the substrate; an insert disposed below the ring assembly; an impedance control unit connected to the insert; and a controller that controls the impedance of the impedance control unit as the ring assembly is worn down by the plasma, and controls the impedance of the impedance control unit based on a measured parameter value that has a positive (+) or negative (-) correlation with the impedance.

This invention discloses a power device for a water pump used in irrigation, relating to the field of agricultural engineering technology. By leveraging the synergistic effect of a targeted reverse pulse cleaning component and a modular quick-release component, precise anti-deposition maintenance of the centrifugal pump is achieved. This differs from the passive and inefficient traditional solutions that rely on manual disassembly and cleaning or replacement of the entire impeller, making the pump operation more reliable. First, by using an annular cleaning manifold and a targeted nozzle, combined with a micro high-pressure booster pump and a high-frequency electromagnetic pulse valve for reverse pulse jetting, the pump can accurately break up the silt and sand clumps between the blade modules before startup through high-speed water jets. During operation, the pump can also dynamically prevent suspended silt and sand from adhering by forming micro-vortices on the self-cleaning ribs of the impeller surface. At the same time, the dovetail groove connection structure of the quick-release component avoids the cleaning blind spots of traditional integral impellers, allowing the jet of the cleaning component to reach areas prone to silt accumulation, such as the root of the blade. Furthermore, the active removal of deposits by the cleaning component significantly reduces the wear of silt and sand on the impeller module.

The utility model relates to the technical field of printer paper separation, in particular to a paper separation device which comprises a printer and a paging device, the paging device is arranged in the printer, a mounting groove located on the right side of the paging device is formed in the printer, a rotating shaft is rotationally connected in the printer, and a fixing head is fixedly connected to the right side of the rotating shaft. A fixing head is arranged on the rotating shaft, a paper pickup wheel is arranged on the right side of the fixing head, a fixing ring connected with the paper pickup wheel in a clamped mode is fixedly connected to the end, away from the rotating shaft, of the fixing head, a first limiting rod located in the paper pickup wheel is fixedly connected to the end, away from the fixing head, of the fixing ring, and a rubber sleeve is arranged on the outer side of the paper pickup wheel. Even if the rubber sleeve is abraded, the pickup roller can normally drive the paper to move in an air exhaust adsorption mode, and the paper can be normally fed as long as the rubber sleeve is not broken, so that the replacement period of the rubber sleeve is greatly prolonged, and the replacement is easier.

The utility model discloses a window lens device and a laser, and relates to the technical field of lasers. The window lens device comprises a first window lens and a second window lens which are sequentially arranged in the light emitting direction of a light source, the first window lens is located in a laser, the second window lens is installed on a light outlet of the laser, and the first window lens and the second window lens are connected through a supporting structure. The supporting structure is disconnected when the internal stress of the supporting structure reaches a stress threshold value, so that the first window lens falls off to be separated from a main light path of the laser. The window lens device can prolong the replacement period of the window lens, thereby prolonging the service life of the laser discharge tube and saving the operation and maintenance cost.

The utility model discloses an engine connecting rod convenient to disassemble and assemble, which belongs to the technical field of engine connecting rods and comprises a rod body and a connecting rod big end, the connecting rod big end is fixedly mounted at one end of the rod body, connecting rod covers are symmetrically mounted on two sides of the connecting rod big end, fixing cylinders are slidably mounted in the connecting rod covers, and fixing rods are fixedly mounted in the fixing cylinders. One end of the fixing rod is connected with a handle, telescopic sleeves are symmetrically arranged at the other end of the fixing rod, springs are arranged in the telescopic sleeves, and the other ends of the springs are connected with guide columns. According to the engine connecting rod convenient to disassemble and assemble, the disassembling time can be shortened, by rotating the handle, the fixing rod in the fixing barrel can stretch the spring and the telescopic sleeve to stretch out and draw back together, a positioning pin on the connecting rod cover is pulled out, rapid disassembling is achieved, and during assembling, the handle is rotated, the spring is stretched and aligned with a groove to be inserted, the spring pushes the telescopic sleeve to stretch out, and assembling is completed. The positioning pin is inserted, locking is achieved, and the rod body can be prevented from loosening under high-frequency vibration through locking combination of the spring and the positioning pin.

The utility model discloses a six -sided top press top hammer crack detection instrument relates to crack detection technical field. The utility model discloses a handle, the surface of handle is provided with recess, the surface of recess is provided with mounting groove, the inner chamber magnetic of mounting groove has toughened glass, one end of handle is provided with threaded hole, the inner chamber threaded connection of threaded hole has the core cylinder. The utility model solves the problem that the existing detection instrument wears fast, and the problem of frequent maintenance, and the cooperation structure of the core needle and the core cylinder is used to the tool, the core needle adopts the fine diameter metal wire design, compared with the traditional 3 5mm diameter's scratch hammer hook, reduces the contact area with the top hammer surface, reduces the wear rate, and the tip does not need to be polished every day, and the length of the core needle is greater than the core cylinder, when the tip wears, can continue to use through the adjustment core needle length of exposure, greatly prolongs the replacement cycle, reduces the maintenance cost and the operation interruption time, and improves the detection efficiency.

The invention belongs to the technical field of membrane separation, and discloses a super-hydrophobic PVDF-UiO-66-PFOC composite membrane as well as a preparation method and application thereof.The super-hydrophobic PVDF-UiO-66-PFOC composite membrane is characterized in that a PVDF hollow fiber membrane is used as a substrate, and carboxyl active sites are introduced through alkali treatment and oxidation treatment; a UiO-66-NH2 metal organic framework layer with CO2 affinity is grown on the surface of the membrane through an in-situ hydrothermal synthesis method, so that the surface roughness and the CO2 adsorption capacity are improved; furthermore, a specific fluorination reagent PFOC (perfluorooctanoyl chloride) is grafted to the amino group of the UiO-66-NH2 through nucleophilic addition reaction, so that a chemically bonded super-hydrophobic fluorination layer is formed, and the surface energy is remarkably reduced. The prepared composite membrane has high wettability resistance, high CO2 selectivity and long-term operation stability. The composite membrane can be widely applied to CO2 capture systems in the fields of coal-fired power plants, chemical plants and the like, has high absorption efficiency, long-acting wetting resistance and operation stability, is different from an MOF modified membrane for oil-water separation or general gas separation in the prior art, and has remarkable economic and environment-friendly benefits.

The application discloses a mine self-balancing anti-falling material elevator, and relates to the technical field of mine elevators, which comprises an elevator frame and an elevator box. Two traction machines are fixedly connected to the upper end of the elevator frame. First traction wheels are arranged on the two traction machines. A plurality of traction ropes are wound around the two first traction wheels. The lower ends of the plurality of traction ropes are fixedly connected to the upper end of the elevator box. A balancing mechanism is arranged on the elevator frame. The balancing mechanism comprises a U-shaped plate fixedly connected to the inner top of the elevator frame. Second traction wheels are symmetrically arranged on the lower end of the U-shaped plate through supports. Two U-shaped rods are slidably connected to the side walls of the U-shaped plate. The application can dynamically monitor and self-adaptively adjust the stress state of the traction ropes on both sides of the elevator box, automatically compensate the tension difference of the traction ropes on both sides, quickly correct the inclined posture of the elevator box, and ensure the uniform distribution of the loads of the traction ropes corresponding to the two traction machines.

The present application relates to the technical field of conveyer, specifically disclose a kind of positive pressure screw conveyer, including cylinder and conveying screw, cylinder is hollow double-cylinder structure, two ends of cylinder are rotatably connected with two conveying screws staggered as "H" shape, two ends of each conveying screw are fixedly connected with transmission shaft, the transmission shaft of one end of conveying screw is fixedly connected with gear shaft, warning mechanism is arranged between two gear shafts, the transmission shaft of the other end of conveying screw is rotatably connected with self-aligning roller bearing and the end side wall is provided with self-lubricating assembly, and sealing assembly is arranged on the periphery of self-aligning roller bearing. By improving sealing performance and lubricating effect, the service life of screw conveyer is improved, the maintenance frequency is reduced, and vibration can be conveniently detected, to play a warning role.

The utility model relates to the technical field of plastic processing equipment discloses hot cutting device for waistcoat bag production, including the bottom plate, the top of bottom plate all is connected with two mounting plate no.

The utility model discloses a kind of secondary filtration components of breeding high concentration wastewater backwashing, it is related to the field of breeding high concentration wastewater treatment, including machine body, sewage pipe and sealing cover, the inside of machine body is provided with filter cartridge, and the bottom of filter cartridge is provided with support disc, and support disc is fixedly connected in the inside wall of machine body.This kind of secondary filtration components of breeding high concentration wastewater backwashing is provided with filter cartridge, PLC controller and cleaning assembly, in the use process of using secondary filtration component to treat breeding high concentration wastewater, it is convenient for subsequent staff to disassemble and maintain filtration component, so that the work of staff is more efficient, it is convenient for subsequent staff to clean and maintain inside device, avoid the situation that filtration component occurs in device inside, avoid the microbial spoilage problem caused by long-term retention of impurities, extend filter core or filter material replacement cycle, it is convenient for staff to use wastewater secondary filtration component.

This invention relates to the field of wet lithium battery recycling technology, specifically to an ultrasonic-assisted wet stripping device for waste lithium battery black powder. The device includes a reaction vessel, a drive mechanism, and a stripping mechanism. The stripping mechanism comprises a stator unit and a rotor unit. The rotor unit includes a filter cylinder and grinding media. The bottom of the filter cylinder has a feed inlet and a spiral blade. The stator unit includes an ultrasonic component and a turbulence component. By constructing a stripping mechanism with the stator and rotor units coaxially nested, the device utilizes the microscopic cavitation effect of ultrasound and the gentle mechanical scrubbing of the grinding media to replace the harsh blade cutting. This solves the problems of insufficient microscopic adhesion and incomplete stripping caused by relying solely on mechanical cutting in existing technologies. Simultaneously, it avoids the problem of excessive pulverization of the current collector, which contaminates the black powder, thus achieving efficient and complete stripping of the black powder and lossless recovery of the current collector.

The invention discloses a method for self-growth of antimony bismuth slag under a composite seed crystal reinforced alkaline medium. The method comprises the following steps: S1, adding a seed crystal into a to-be-purified desorbed solution generated in the self-purification process of a copper electrolyte; s2, slowly dropwise adding a precipitator into a system in the step S1, adjusting the pH value to 11.0-13.5, and carrying out precipitation reaction; and S3, after the reaction is finished, standing and settling, and finally, carrying out solid-liquid separation to obtain large-particle-size antimony and bismuth settled slag and antimony and bismuth settled liquid. According to the method, the grain size of the antimony and bismuth precipitation slag is effectively increased through seed crystal induction in combination with ultrasonic-assisted strengthening, so that the slag-liquid separation efficiency is improved, and the production cost is reduced.

The utility model relates to an integrated blade automatic lubricating structure belongs to lubricating structure technical field, including the mounting seat that has the cavity in the inside, be equipped with felt in the mounting seat, one end of mounting seat is equipped with the oil can, the oil outlet of oil can passes through the communication groove and the cavity inside of mounting seat intercommunication, one side of felt passes through the pressure assembly and is connected with mounting seat, the other side of felt and blade are pasted, the pressure assembly includes the pressure plate, the pressure plate is located felt far away from the one side of blade, be equipped with spring assembly between the pressure plate and the bottom of cavity, be equipped with adjusting assembly between the pressure plate and mounting seat. The application provides an integrated blade automatic lubricating structure, through built -in oil -guiding system and adjustable wear compensation mechanism, realize the sustained lubrication and felt life extension in the working process of blade.

The invention discloses a vehicle air conditioner filter adopting a three-dimensional support framework variable structure, relates to the technical field of vehicle air conditioner filters, and aims to solve the problem that a filter layer deviates or even falls off due to a bumping state in a use scene of the vehicle air conditioner filter. Comprising an auxiliary frame body and a main frame which are connected in an inserted mode, and supporting framework structures are installed on the two sides of the inner wall of the auxiliary frame body through lower tooth grooves; the vehicle air conditioner filter is composed of a gear / rack structure, a hinged type supporting framework structure and filter cloth, the adjustable hinged type supporting framework structure drives the filter cloth to achieve adjustment of the air inlet area, and the vehicle air conditioner filter is applied to the self-locking function of the gear / rack structure combined with a rotating screw structure in practice; the filter layer supporting framework structure of the air conditioner filter can be ensured to be stable and anti-falling in a bumpy scene; due to the structural design of the detachable main frame and the detachable auxiliary frame, the filter layer can be replaced without damage after adsorption saturation, so that the use cost is effectively reduced.

The invention discloses an automatic filtering and oil smoke removing device for powder metallurgy. The problems that an existing oil smoke removing device is low in filtering efficiency, prone to blockage, high in maintenance cost, poor in adaptability and serious in energy waste are solved. The device comprises a composite filtering module, an electrostatic adsorption pretreatment module, an automatic operation and maintenance module, an intelligent regulation and control module, a modular integrated structure, a waste heat recovery module, a dust resource recovery module, a VOCs advanced treatment module and an energy-saving driving module. Through a composite filter material design of wire mesh pre-filtration, porous ceramic fine filtration and a catalytic decomposition layer, electrostatic adsorption synergistic purification is combined, so that three functions of dust removal, oil removal and odor removal are realized; automatic operation and maintenance are realized by utilizing online pressure difference monitoring, automatic back flushing and cleaning, intelligent oil discharge and recovery and IoT remote monitoring; a modular integrated and high-temperature-resistant compact structure is adopted, so that the requirements of different production lines are met; through waste heat recovery, dust recycling and variable frequency driving, energy conservation, consumption reduction and circular economy are achieved.

A kind of packaging machine feeding structure, including rack and feeding mechanism arranged on rack.It includes conveying dynamic cooperation unit, static cooperation unit and power drive unit.Conveying dynamic cooperation unit and static cooperation unit constitute horizontal reciprocating motion adaptation structure, and power drive unit is transmission connection with conveying dynamic cooperation unit.Non-metal wear-resistant layer is arranged on the sliding contact surface of both, and both are adjusted in space by positioning floating structure, which limits horizontal relative displacement, and allows conveying dynamic cooperation unit to adaptively float in vertical direction.The utility model forms dynamic self-adapting sealing by the synergies of non-metal wear-resistant layer and positioning floating structure, eliminates traditional rigid gap, effectively prevents powder overflow and liquid leakage, avoids material to be stuck in sliding interface;Non-metal wear-resistant layer has self-lubricating characteristics, significantly reduces the wear of metal parts, prolongs the service life of equipment, and improves operation reliability.