239results about How to "Easy replacement handling" patented technology

The invention relates to the technical field of transformer iron cores, and discloses a winding and packaging mechanism for transformer iron cores, which comprises a base, a top frame is fixedly connected to the left side of the base, supporting legs are fixedly connected to the bottom of the base, a mounting mechanism is arranged at the bottom in the top frame, and an iron core to be wound is arranged in the mounting mechanism. According to the winding and packaging mechanism for the transformer iron core, through the arrangement of the mounting mechanism, a worker can control a top plate and a second clamping pin to move up and down only by twisting a twisting disc to rotate, so that the worker can quickly complete the fixing work of the to-be-wound iron core; the threaded rod does not rotate along with the twisting disc in the up-down lifting process of the top plate, so that the threaded rod can keep stable in the up-down lifting process, it is ensured that the threaded rod can keep lifting in the rotating process of the threaded rotary drum, the structural stability is improved, and the service life of the threaded rotary drum is prolonged. And a worker can conveniently fix the to-be-wound iron core.

The invention relates to the technical field of grinding devices, and discloses a wood board grinding device for wood board processing, the wood board grinding device for wood board processing comprises an outer shell, a discharging port is formed in one side of the outer shell, and a rail groove is formed in the bottom end of the interior of the outer shell. In this way, the polishing device can adapt to polishing, clamping and conveying of plates with different thicknesses, the applicability of the device is improved, meanwhile, the surface polishing assembly is arranged, a polishing ring connected to the surface polishing assembly in a sleeving mode can be limited and driven to rotate through positioning ribs, then the surfaces of the plates are polished, meanwhile, replacement treatment of the plates is facilitated, and the practicability is high. And through air holes are formed in the inner roller and the polishing ring, and the pipeline is in through connection with an external air suction device, so that chippings generated in the polishing process can be absorbed and treated in time, the situation that the chippings and dust fly to affect the working environment is avoided, and the use reliability of the device is embodied.

The utility model relates to the technical field of carbon dioxide production, and discloses a carbon dioxide production gas internal moisture drying mechanism which comprises a drying box body filled with a concentrated sulfuric acid solution. A rotating rod is rotationally connected between the top wall and the bottom wall in the drying box body, a plurality of stirring rods are fixedly connected to the lower end part, located in the concentrated sulfuric acid solution, of the rotating rod, a plurality of fixing boxes are fixedly connected to the upper end part, located in the concentrated sulfuric acid solution, of the rotating rod, and a fixing plate is inserted into each fixing box; a drying plate is arranged on the surface of each fixing plate, an air pump is fixedly installed on the side face of the drying box body, when the drying mechanism is used, moisture in carbon dioxide gas can be dried multiple times, the drying effect is better, meanwhile, the drying plates can be conveniently and rapidly replaced, and use is convenient.

The invention discloses a clean room disinfection device and a disinfection method thereof, and relates to the technical field of disinfection devices. According to the clean room disinfection device and the disinfection method thereof, through the arrangement of the disinfection frame, a disinfectant can be sprayed into the clean room body through a plurality of atomization nozzles to realize disinfection treatment, and a traction rope is wound through operation of a driving shaft during disinfection, so that a plurality of transmission sliding plates can drive an elastic cleaning scraper to operate; and a disinfectant dripping from the top surface of the bearing plate is scraped, so that the disinfectant is prevented from being left on the surface of the bearing plate, on one hand, the humidity in the cleaning room body is prevented from being influenced, on the other hand, the internal environment of the cleaning room body is prevented from being influenced after the disinfectant is dried, and the disinfection effect of equipment is effectively improved.

The utility model discloses a pipeline type water purifier which comprises a shell, the whole shell is a cylindrical pipeline, the top of the shell is provided with an adapter pipe communicated with the shell, the right side of the adapter pipe is provided with a water inlet pipe, the shell is internally provided with a processing mechanism, and the processing mechanism is located below the bottom of the adapter pipe. The pipeline type water purifier comprises a shell, the bottom of the shell is in through connection with a treatment box through a connecting pipe, a water collecting hopper is installed at the bottom of the treatment box, a water drainage pipe is installed at the bottom of the water collecting hopper, and the water drainage pipe is installed and connected with an external water pipe. The filtering effect cannot be adjusted according to use requirements.

The invention belongs to the technical field of transformer processing, and particularly relates to a transformer winding coil drying, processing, pressing and compensating device which comprises a base, a winding mounting mechanism is arranged at the upper end of the base, the left side and the right side of the winding mounting mechanism are connected with two first rotating rods in a sleeving mode, and each first rotating rod is provided with two first guide blocks; the opposite close ends of the two first rotating rods are fixedly connected with the left end and the right end of a winding roller correspondingly, and the left end and the right end of the winding roller are in lap joint with the left side and the right side of a winding mounting mechanism correspondingly. According to the winding device, through mutual cooperation of the mounting frame, the mounting plate, the first T-shaped limiting rod, the pressing roller and the pressing spring, the pressing effect on a metal coil in the winding process can be achieved in the metal wire winding process, the fitting degree of the coil in the winding process is guaranteed, and therefore it is effectively avoided that gaps exist in the wound coil; and therefore, the winding fitting degree of the coil is relatively poor.

The utility model belongs to the technical field of household appliances, and particularly relates to a household appliance sheet metal part die convenient to change. An electric push rod is fixedly connected to the top of the workbench; the top of the electric push rod is fixedly connected with a motor; a driving device is mounted at the top; a moving rod is mounted at the output end of the driving device; the top of the workbench is fixedly connected with a die cavity. The end part of the movable rod is fixedly connected with a fixed plate; then a clamping rod is pulled to slide out from the interior of a clamping groove, so that a clamping plate drives a punching head to fall off from the interior of a fixing plate for disassembly, then a new punching head drives the clamping plate to be inserted into the fixing plate, then the clamping rod is inserted into the clamping groove, and then a push handle is pushed to drive a push block to be inserted into the clamping rod; and the ends of the locking blocks are extruded, so that the locking blocks are extruded to slide towards the two sides to be inserted into the locking grooves to be rapidly clamped and fixed, replacement of the stamping head is completed, and then the machining efficiency of sheet metal parts is effectively improved.

The utility model discloses a dry type composite film coating machine which comprises a machine frame, a control panel is installed on one side of the machine frame, and a coating roller is installed on the left side of the machine frame. A feeding roller is mounted on the right side of the rack; the inner side of the feeding roller and the inner side of the collecting roller are attached to the outer side of the replacing mechanism, the replacing mechanism comprises a connecting rod rotationally connected to one side of the rack, a set of rotating lead screws are rotationally connected to the outer side of the connecting rod, and one end of the outer side of an expansion air bag is connected with one end of an attaching air bag through a pipeline. Limiting blocks are fixed to the outer side of the attaching air bag at equal angles. According to the dry-type composite film coating machine, through rotation of the rotating lead screw, the moving sleeve in threaded connection with the inner side of the rotating lead screw can extrude one side of the expansion air bag, the attaching air bag can drive the limiting block to be attached to the inner side of the feeding roller and the inner side of the receiving roller, and therefore the purpose of conveniently replacing roll materials is achieved.

This utility model discloses an integrated structure for waste gas recycling and treatment, belonging to the field of waste gas treatment technology. It includes a treatment tank with a waste gas inlet pipe at the top and a waste gas recovery and treatment mechanism inside. A maintenance-friendly filter mechanism is installed on the side wall of the treatment tank. This utility model, by incorporating the waste gas recovery and treatment mechanism, can recover and utilize the heat in the waste gas during its transport process through heat transfer. Simultaneously, after the waste gas waste heat is recovered, it is discharged into a corresponding waste gas treatment liquid, allowing impurities in the waste gas to be adsorbed into the treatment liquid. This also enables the adsorption and treatment of harmful substances in the waste gas, achieving waste heat recovery and adsorption filtration. The filter mechanism uses a filter element to filter the waste gas, effectively re-filtering impurities and facilitating filter element replacement.

The utility model relates to the technical field of truck doors, in particular to a fireproof truck door structure of a truck carriage, which is characterized in that the front end of a truck door main body is fixedly connected with a thermal insulation frame, the upper side of the front end of the thermal insulation frame is hermetically connected with a fire extinguishing nozzle, and the lower side in the thermal insulation frame is hermetically connected with a material guide pipe; the rear side of the lower end of the material guide pipe is connected with a material guide insertion pipe in a sealed mode, and the upper end of the material guide insertion pipe is connected with a dry ice storage frame in a sealed mode. Information can be transmitted into the control circuit board when goods are burnt in the carriage, and then the electric valve can be controlled to be opened through the control cable, so that the dry ice filling material in the dry ice storage frame can be sprayed out through the electric valve and the fire extinguishing spray head, and fire extinguishing treatment on a fire source in the carriage of the truck is achieved; the door of the boxcar has a fireproof effect, and greater loss caused by fire expansion is avoided.

The utility model discloses a hot pot seasoning dicer, and relates to the technical field of hot pot seasoning processing. The hot pot seasoning dicing machine comprises a base plate, a U-shaped frame and a positioning mechanism, a cover plate is arranged at the top of the base plate, a sliding plate is arranged between the base plate and the cover plate, a dicing grating is fixedly installed at the bottom of the sliding plate, a material pushing structure is arranged at the bottom of the cover plate, a hydraulic rod is fixedly installed at the top of the cover plate, and the free end of the hydraulic rod is fixedly connected with the sliding plate. And the U-shaped frame is fixedly installed at the top of the base plate, a material box is arranged in the U-shaped frame and located under the dicing grating, and the positioning mechanism is arranged on the U-shaped frame and the material box. According to the hot pot seasoning dicer, on one hand, seasoning blocks adhering to the interior of the dicing grating can be automatically pushed into the material box, the inconvenience that the seasoning blocks adhering to the dicing grating need to be manually cleaned is avoided, the processing convenience and efficiency are improved, on the other hand, the material box is convenient to replace, and the processing efficiency and practicability of the dicer are improved.

The utility model belongs to the field of biological detection, and particularly relates to a needle with a biological detection function, which comprises a needle tube. A positioning connecting assembly is fixedly installed on the edge of the needle tube and comprises a connector, a fixing block, a connecting rod and a detecting head, the inner side edge of the needle tube is slidably connected with the outer side of the connector, the outer side edge of the connector is fixedly connected with the inner side of the clamping ring, one end of the needle tube is fixedly connected with one side of the sealing ring, and the other end of the needle tube is fixedly connected with the other side of the sealing ring. The inner side edge part of the connector is fixedly connected with the outer side of the fixing block, one side of the fixing block is fixedly connected with one end part of the connecting rod, and the other end part of the connecting rod is fixedly connected with the outer side of the detection head. The sealing performance when the connector is connected with the needle tube is ensured, so that a worker can conveniently disassemble the detection head in the later period, and the difficulty of overhauling the detection head by the worker in the later period is reduced.

The utility model discloses a forming machine for producing pastries, which belongs to the technical field of pastry production and comprises a support frame, an operating platform is arranged at the top of the support frame, a second electric push rod is arranged in the support frame, a mounting frame is arranged at the top end of the second electric push rod, and a tray is clamped at the top of the mounting frame. The forming machine for producing the cakes has the beneficial effects that a second electric push rod works to drive the mounting frame and the tray to ascend and descend, the height of the tray is adjusted, the height of the tray is adjusted, the height of the tray is adjusted, and the cake production efficiency is improved. The tray is convenient to use, meanwhile, the tray is convenient to disassemble and assemble, a supporting sliding groove and a supporting sliding block are arranged, the lower mold can be limited and supported, and the stability and safety of the lower mold during rotation are guaranteed.

This utility model belongs to the technical field of baghouse dust collectors, and in particular, a pulse jet baghouse dust collector. It includes a base plate with four mounting slots. The dust collector also includes: a support frame fixedly mounted on the top of the base plate, on which a pulse jet dust collector is fixedly mounted, with a bottom ash pipe fixedly connected to the bottom of the pulse jet dust collector; a ash guide pipe, the top of which is rotatably connected to the bottom of the bottom ash pipe; and a fixing rod, the bottom of which is fixedly mounted on the top of the base plate, with a disc fixedly mounted on the top of the fixing rod. The disc has four through holes spaced evenly in a ring, and the bottom of the ash guide pipe slides in contact with the top of the disc. This utility model collects and stores dust by setting up multiple collection boxes, and allows for disassembly and cleaning of the collection boxes even when the machine is stopped, greatly improving the working efficiency of the pulse jet dust collector. It is also convenient to operate, saves time and effort, and is highly practical.

The utility model discloses a water conservancy retaining wall structure capable of preventing water and soil loss, which belongs to the technical field of retaining walls and comprises a wall body, a buffering slope is arranged on one side of the wall body, a limiting block is arranged on the surface of the buffering slope, a buffering plate is clamped in the limiting block, a supporting slope is arranged on the other side of the wall body, and the supporting slope is arranged on the surface of the buffering slope. The water conservancy retaining wall structure capable of preventing water and soil loss has the beneficial effects that by arranging the buffering slope and the buffering plate, multi-stage efficient buffering can be conducted on water pressure, the water and soil protection effect is guaranteed, meanwhile, the stability of the structure during placement and use is guaranteed, and the water conservancy retaining wall structure capable of preventing water and soil loss is convenient to use. By arranging a waste collecting groove and a filtering hole, waste garbage can be stored and treated, water resources can be protected, by arranging a clamping groove and a clamping block, multiple structures can be connected in a clamped mode, and the portability and stability of the structures in the assembling and installing process are guaranteed.

The utility model discloses a building engineering construction support which comprises two sets of M-shaped supports arranged symmetrically and an adjusting column inserted between the two sets of M-shaped supports, each M-shaped support is composed of a balancing weight, an M-shaped plate, an elastic pressing plate and a limiting stop lever, the M-shaped plate is installed on the balancing weight and composed of four sets of steel plates, and the elastic pressing plate is installed on the limiting stop lever. The four sets of steel plates define an M-shaped structure, an inserting groove is formed in the middle of the M-shaped structure, the two sets of elastic pressing plates are installed on the two sets of steel plates on the inner side respectively, inserting openings are formed in the two sets of steel plates located on the inner side, the limiting stop rods penetrate through the inserting openings, the lower ends of the limiting stop rods are connected with the elastic pressing plates, and the upper ends of the limiting stop rods are located in the inserting groove. The adjusting column is of a two-section structure and comprises a main cylinder and an inner rod movably inserted into the main cylinder in a penetrating mode. The fence support designed by the utility model can be adaptively adjusted according to the width of the fence, the fence mounting step is simplified, welding or connecting piece mounting and fixing are not needed, and the fence can be conveniently disassembled and assembled.

The utility model discloses a wear -resisting anti -drop turbine shell bush structure, including turbine shell and bush body, turbine shell inner wall is equipped with first clamping groove, the bush body is set into a plurality of bush blocks, and a plurality of bush blocks outside are fixed through first clamping seat and first clamping groove clamping, and the center seat outside in turbine shell is equipped with second clamping groove, and the bush block is still through second clamping seat and second clamping groove clamping cooperation, and the turbine shell and first clamping seat still pass through the insertion seat and the limiting slot and carry out the location, the utility model discloses a bush body is set into a plurality of bush blocks, and a plurality of bush blocks are fixed in turbine shell through first clamping seat, second clamping seat, first clamping groove and second clamping groove, thereby conveniently install bush body in turbine shell, and the stability of installation and fixation is higher, and the dismounting is convenient and quick.

The utility model discloses a numerical control machine tool cutter replacing device, which belongs to the technical field of machine tool cutters, and comprises a support arm, a multi-position plate is arranged in the support arm, a connecting plate is clamped in the multi-position plate, a plurality of cutter bodies are connected in the connecting plate, a guide rod is connected in the multi-position plate, an expansion piece is connected on the support arm, and the expansion piece is connected on the support arm. Two fixing blocks are connected outside the connecting plate, a threaded rod is rotatably connected to one side of the multi-position plate, and a movable plate is connected outside the threaded rod in a threaded mode. According to the cutter replacing device of the numerical control machine tool, the multi-position plate, the connecting plate, the fixing block, the threaded rod, the moving plate, the mounting plate and the mounting groove are arranged, the cutter is matched with the fixing block, the threaded rod and the mounting plate, so that two different cutter bodies can be connected with the multi-position plate, and the different cutter bodies can be converted through the multi-position plate; and the tool body does not need to be replaced subsequently, and the tool body can be disassembled and assembled subsequently conveniently.

The utility model relates to the technical field of feed processing, and discloses a grease storage device for processing pet dog and cat food feed, which comprises a storage tank and a heat preservation tank, a collecting tank is arranged at the bottom of the storage tank, a heat recovery mechanism is arranged on the right side of the outer wall of the storage tank, and a filtering mechanism is arranged at the bottom of the storage tank. A containing mechanism is arranged in the heat preservation tank, a pressure detection mechanism is arranged at the top of the heat preservation tank, a stirring mechanism is arranged in the storage tank, and the left side of the outer wall of the collecting tank communicates with a connecting pipe. The heat recovery mechanism comprises a heat preservation layer which is fixedly connected to the outer wall of the storage tank. According to the device, redundant heat is extracted into the heat preservation tank through the copper pipe, the heat is stored through the ethylene glycol solution, when the heat in the storage tank is insufficient, the switch valve on the top is opened, the heat is sent back to the heat preservation layer again through the fan, and heat utilization is achieved.

The utility model relates to technical field of crankshaft swing arm, and disclose detachable crankshaft swing arm assembly, and set up dismounting mechanism on rack shell and top cap, set up crankshaft swing arm mechanism on rack shell, the dismounting mechanism includes long slot, the four around of top cap back is fixedly connected with long piece respectively, the inside of long piece is opened and is limited to limit slot, the inside of limit slot is inserted and is connected with limit block, the side fixedly connected with connecting plate of two limit blocks away from rack shell, the front and back two sides of connecting plate are opened and have rectangular slot, the left and right sides fixedly connected with connecting seat of rack shell, the inside screw thread connection of connecting seat and connecting plate has bolt. This detachable crankshaft swing arm assembly, through dismounting mechanism, bolt screw thread takes down after, pulls connecting plate and drives limit block to take out from limit slot, simultaneously, connecting seat can also take out from rectangular slot, can pull top cap and drive long piece to take out from long slot after, take out top cap from the top of rack shell conveniently, handle the dismounting of crankshaft swing arm mechanism conveniently.

The utility model discloses an intelligent LED display screen with a magnetic mounting structure, which comprises a display body, a group of fixing seats convenient for adjusting the angle of the display body are fixedly mounted on the back of the display body through bolts, and the rear side of each fixing seat is fixed on the outer side of a fixing rod; the top position of the fixed rod is rotatably connected with a group of rotating sleeves, the top position of each rotating sleeve is provided with a group of moving rods, and the top position of each moving rod is fixedly provided with a group of mounting seats. According to the intelligent LED display screen with the magnetic attraction mounting structure, the mounting base is arranged, by rotating a rotating pin at the same time, the magnetic pole of the rotating pin and a magnetic pole block can be located on the same horizontal line, and at the moment, a connecting rod can drive a sliding block and a mounting limiting block to slide in a storage sliding rod through a connecting spring; therefore, the limitation of the two groups of mounting limiting blocks on the rod piece on the wall is relieved, and the disassembly treatment is convenient.

The utility model relates to a split type laryngoscope which comprises a handle shell, the left side of the handle shell is fixedly connected with a single rotating cabin, the left side of the single rotating cabin is fixedly connected with a display shell, the top of the display shell is fixedly connected with a displayer, and the left side of the display shell is fixedly provided with a USB interface. Operation key positions are fixedly arranged on the surface of the handle shell, and a lip protection piece is fixedly connected to the right side of the handle shell. According to the split type laryngoscope, the clamping structure is arranged, the whole design is detachable and movable connection, in the actual use process, the part inserted into the throat of a patient can be conveniently and rapidly cleaned and replaced, operation is convenient, the structural design with a displayer is more practical, display is clear, smooth examination is facilitated, and the split type laryngoscope is suitable for popularization and application. According to the utility model, the split type is really realized, the medical nursing bed is more sanitary, better meets the medical use requirements, is simple in structure, and can be used for photographing, screenshot, video recording and data storage at the same time.

The utility model provides a kitchen garbage crushing device which comprises a discharging cavity, a cutting plate and a push plate, the discharging cavity is provided with a feeding port allowing kitchen garbage to be put in, and a discharging port allowing the kitchen garbage to be discharged is further formed in one side wall of the discharging cavity; the cutting plate is arranged at the discharge port, and a plurality of cutting holes for cutting the kitchen garbage are formed in the surface of the cutting plate; the push plate is arranged on the discharging cavity in a sliding mode, and a compression cavity with the variable volume is formed between the push plate and the cutting plate. When the push plate moves close to the cutting plate, the volume of the compression cavity is decreased, and when the push plate moves away from the cutting plate, the volume of the compression cavity is increased. According to the kitchen garbage recycling device, kitchen garbage entering the kitchen garbage can is cut into small pieces of garbage, and compared with overall recycling of the kitchen garbage, the cut small pieces of garbage are more beneficial to decomposition treatment after the kitchen garbage enters a decomposition place.

The utility model discloses a pressure stabilizing throttling device for a centrifugal water chilling unit, which relates to the technical field of throttling devices, and comprises a connecting pipeline, the top end of the connecting pipeline is clamped with a mounting seat, the top end of the mounting seat is fixedly connected with a limiting block, and the top end of the limiting block is in threaded connection with a screw rod. By the adoption of the structure, the bottom end of the rotating column can rotate in situ by screwing the screw rod and the rotating shaft, the connecting block inserted into the inner side of the strip-shaped opening can also prevent the throttle plate from angle deviation, and then the rotating column can be pushed or pulled to move through the screw rod so that the height of the throttle plate can be adjusted; a good pressure stabilizing and throttling effect can be achieved through blocking of the throttling plate, the sealing block can be located on the inner side of the strip-shaped opening all the time when the height of the throttling plate is adjusted, and therefore the point position of the strip-shaped opening can be effectively sealed, and normal use of the throttling plate cannot be hindered while the using sealing performance of the throttling plate is improved.

The utility model discloses a solid-liquid separation device convenient to clean, which belongs to the technical field of solid-liquid separation devices and comprises a treatment barrel, a top plate is lapped at the top of the treatment barrel, a first mounting component is arranged between the top plate and the treatment barrel, a protection component is arranged on the inner side of the top plate, and a second mounting component is arranged at the bottom of the top plate. The solid-liquid separation device comprises a second mounting assembly, a filter cartridge is fixedly connected to one side of the second mounting assembly, a motor frame is fixedly connected to the bottom of the filter cartridge, a driving motor is arranged in the motor frame, and a mounting frame is arranged at the top end of an output shaft of the driving motor. The interior of the treatment cylinder can be protected, a top plate and a filter cylinder can be conveniently disassembled and assembled by arranging a first mounting assembly and a second mounting assembly, and large-size solids can be screened and filtered by arranging the filter cylinder.

The invention discloses a method and device for preparing glucose from starch processing wastewater, the device comprises a mixing cylinder, a liquid inlet pipe, an adjusting disc and a support, the liquid inlet pipe is fixedly connected to the top of the mixing cylinder, a supporting column is arranged at the bottom of the mixing cylinder, the adjusting disc is fixedly connected to the surface of the supporting column, and the support is fixedly connected to the bottom of the supporting column. The mixing cylinder comprises a driving block arranged in the top plate, a stirring piece arranged at the output end of the driving block, a filtering piece arranged on the surface of the stirring piece and matched with the stirring piece for use, a heating plate arranged on the inner bottom wall of the mixing cylinder, and a sealing cover arranged on the outer wall of the mixing cylinder and detachably connected with the mixing cylinder. According to the method and the device for preparing the glucose from the starch processing wastewater, after starch waste liquid is filtered by the filtering piece, the waste liquid is stored in the lower space in the mixing barrel, filtered particles are stored in the upper space in the mixing barrel, the filtered particles are concentrated together through cooperation with the stirring piece, and the glucose is prepared by opening the sealing cover. Filtered particles can be conveniently collected and treated.

The utility model discloses a circulating water cooling machine, which relates to the technical field of cooling devices, and comprises a cooling water circulation machine main body, a water inlet pipeline is arranged at the top of the cooling water circulation machine main body, a drainage pipeline is arranged on the right side of the cooling water circulation machine main body, and a water cylinder is fixedly connected to the top of the water inlet pipeline. And filtering protection mechanisms are arranged on the middle part and the outer wall of the water inlet pipeline. Through the design of the nylon fiber net bag, circulating water input into the cooling water circulation machine main body can be filtered, the problem that impurities in the circulating water block the interior of the cooling water circulation machine main body is avoided, through the design of the annular rubber bag, the movable filter cylinder can be movably connected to the middle of the water inlet pipeline, and the cooling water circulation machine is convenient to use. And through the design of a sealing rubber ring and an elastic piece, the nylon fiber net bag is elastically installed in the inner cavity of the movable filter cylinder, and the user can conveniently clean the nylon fiber net bag.

The utility model relates to the technical field of vibrators, and discloses an engineering vibrator which comprises a rack, a motor is fixedly connected to the interior of the rack, a sleeve is fixedly connected to the side wall of the rack, a connecting base is fixedly connected to the end, away from the rack, of the sleeve, a steel wire rope is arranged in the sleeve in a penetrating mode, and the steel wire rope is fixedly connected to the side wall of the rack. One end of the steel wire rope is fixedly connected with an output shaft of the motor, the end, away from the motor, of the steel wire rope is fixedly connected with a connecting block, and a bias rotating rod is arranged in the connecting block. The torsion spring pushes the clamping plate to extend into the fan-shaped groove, the inserting ring can be stably arranged in the connecting base, the stability of sleeve connection can be guaranteed, when disassembly and cleaning are needed subsequently, the pull rope 15 can be pulled to move by pulling the trapezoidal sliding block, the clamping plate is shrunk into the groove, and the clamping plate can be conveniently detached and cleaned. And the sleeve and the insertion ring can be conveniently disassembled.

The invention discloses a post-spraying optimization method for a crude foil engine, which belongs to the technical field of crude foil engines, and comprises the following steps of: adopting a first-class optimization method, contacting machine repair and preparing required tools, contacting each system crude foil engine of a crude foil workshop to reach the standard and then not coiling and informing to dissolve copper; two improvement methods are provided, according to the first improvement method, after a worker closes a valve, liquid drainage is convenient, solution loss is reduced, liquid supply is normal during starting, the stability of the solution is guaranteed, and loss of production equipment is reduced, and according to the second improvement method, the worker can complete all operations on the first floor, and the working efficiency is improved. The solution loss is reduced, the solution supply is normal during startup, the stability of the solution is ensured, the loss of production equipment is reduced, the potential safety hazard can be greatly reduced, when the equipment is abnormal, standby equipment is used for replacement, replacement treatment is convenient, and the optimization effect can be greatly improved by combining the two improvement methods.

The utility model discloses a polishing device for metal casting parts, and belongs to the technical field of metal part polishing. Comprising a bottom plate, the bottom plate is fixedly connected with a concave seat, a rotating mechanism is installed on the bottom plate, a hole wall grinding mechanism and a surface grinding mechanism are installed on the concave seat, the rotating mechanism comprises a slewing bearing, the slewing bearing is fixed to the upper surface of the bottom plate in a threaded mode, and four guide rods are fixedly arranged on the slewing bearing along the circumference; when the polishing device is used for polishing a casting part body, the casting part body can be conveniently and rapidly disassembled and assembled between the T-shaped polishing rod and the top cylinder, the four guide rods are driven to rotate through the gear ring of the slewing bearing, the top cylinder drives the casting part body to rotate, and the circular inner wall of the casting part body is polished through the T-shaped polishing rod; double-face grinding treatment can be achieved through the first grinding wheel and the second grinding wheel, the first grinding wheel can achieve curved outer surface grinding treatment, the grinding range is comprehensive, adjustment and use are convenient, and practicability is high.