32results about How to "Play a collection effect" patented technology

The invention relates to the technical field of non-destructive testing on a loop system of a nuclear power station, and particularly discloses a testing device for welded joints of a steam generator adapter tube. The testing device comprises a supporting rod, an upper supporting mechanism, an axial scanning mechanism, a circumferential scanning mechanism, a lower supporting mechanism and a foreign matter collection mechanism. The upper supporting mechanism and a telescoping pole are fixed at the upper end of the supporting rod, and the lower supporting mechanism and the foreign matter collection mechanism are fixed on the lower end of the supporting rod. The axial scanning mechanism and the circumferential scanning mechanism are arranged on the supporting rod between the upper supporting mechanism and the lower supporting mechanism. In the beginning, the testing device is in a folded state, so that the radial dimension of the testing device can meet the requirements on entering and exiting from a manhole, and during working, the testing device can be unfolded, and the radial direction of the testing device can be fitted to the inner wall of the adapter tube. The axial location and the circumferential location are achieved. In addition, the upper supporting mechanism and the lower supporting mechanism improve the stability of the testing device in a scanning process. A driving mechanism is used for providing original driving force for the telescoping pole, the upper supporting mechanism, the lower supporting mechanism and the foreign matter collection mechanism, and therefore driving links are reduced, and the dead load of the testing device is reduced.

The invention discloses a board grinding device with a dust collecting effect. The board grinding device includes a frame body, a motor and a dust shielding plate. Slides are fixed to the inner side surface of the frame body, and the frame body is connected with a working table through the slides. Electric lifting columns are welded to the lower end surface of the working table, a dust filtering plate is fixed to the upper surface of the working table, and a cavity is reserved in the lower end of the dust filtering plate. A dust sucking pipe is fixed to the lower end of the cavity, a dust sucking fan is fixed to the lower end of the dust sucking pipe, and a dust collecting box is fixed to the lower end of the dust sucking fan. Motors are welded to the upper end of the right side of the frame body, and shaft rods are fixed to the inner side surfaces of the motors. An auxiliary gear is connected to the edge side of a main gear. Grinding rollers are connected with the frame body through bearings, the dust shielding plate is fixed to the rear end of the working table, and abrasive belt paper and brushes are fixed to the surfaces of the grinding rollers. According to the board grindingdevice with the dust collecting effect, grinded wood chips can enter the cavity through through-holes, after using, the dust sucking fan is turned on, and dust inside the cavity can be removed.

The invention relates to the technical field of textile articles, and discloses a drying rack for textile printing and dyeing of a cotton fabric. The drying rack comprises a bottom plate, two electricpush rods, a top plate, a drying chamber, three transverse rods, three cavities, three ventilating pipes, fifteen clamps, twelve air outlet ends, three vertical rods and three fabric swinging mechanisms. The bottoms of the two electric push rods are symmetrically fixed at the two ends of the left side of the top of the bottom plate. The two sides of the top of the top plate are fixed to the topsof the two electric push rods. The drying rack drives a cotton fabric textile to continuously shake and swing, elastic fibers in the fabric can be pulled open and lengthened in the shaking process ofthe cotton fabric textile, contraction or shrinkage of the fabric can be prevented due to the continuous swinging of the fabric, creases on the surface of the cotton fabric are avoided, the quality ofthe cotton fabric textile is improved, meanwhile the water molecule loss can be accelerated due to the continuous shaking and swinging of the cotton fabric textile, and the drying speed of the cottonfabric textile is increased.

The invention discloses a wood cutting machine. The wood cutting machine comprises a platform, a belt and a conveying belt. A first motor is fixedly connected with the top of the platform. A first belt plate is arranged on an output shaft sleeve of the first motor. A first supporting leg is fixedly connected with the top of the platform. A tank body is fixedly connected with the top of the first supporting leg. By arranging the first motor, the first belt plate, the belt, a second belt plate, a first roller, the conveying belt and a second roller, the effect of automatically conveying wood toa cutting tank is achieved, meanwhile, the situation that accidents are liable to occur during manual wood supporting is avoided, by arranging an electric telescopic rod, a second motor and a saw blade, the effect of automatic ascending and descending of the saw blade is achieved, the effect that the cutting height is automatically adjusted according to the diameter of wood is also achieved, and the problems that through existing wood cutting equipment, workers support raw materials for cutting operation generally, in the operation mode, time and effort are wasted, and danger is liable to occur are solved.

The invention discloses a straw board manufacturing and production device good in safety. The straw board manufacturing and production device comprises a cutting box and a cross beam; the two sides ofthe bottom of the cross beam are fixedly connected with supporting frames; the bottoms of the supporting frames are fixedly connected with the cutting box; and a sliding hole is formed in the bottomof the cross beam. With the adoption of a first motor, a threaded rod, a threaded sleeve, a first electric telescopic rod, a second motor and a cutting piece, the effect of cutting a straw board is played, and the effect of adjusting the cutting height is played; with the adoption of a dust suction pump, the effect of collecting waste chippings generated by cutting is played; with the adoption ofan infrared emitter and an infrared receiver, the effect that the dust suction pump can follow the second motor to move to suck dust is played; and the problems that existing cutting equipment is toosimple, the waste chippings generated during straw board cutting splash into eyes of workers easily, the health of the workers is harmed, the safety is poor, and the safety production concept is not conformed are solved.

The invention relates to a sand-blasting derusting device for I-steel. The sand-blasting derusting device for I-steel comprises a rack. A conveyor belt for conveying I-steel is arranged on the rack, and a cleaning chamber is further arranged above the conveyor belt on the rack; the conveyor belt comprises a plurality of transfer rollers, the transfer rollers are in contact with the lower surface of the I-steel, and a plurality of lower spray guns for cleaning the lower surface of the I-steel are further arranged between the transfer rollers on the rack; a plurality of upper spray guns for cleaning the upper surface of the I-steel are further arranged above the conveyor belt in the cleaning chamber, and a plurality of side spray guns for cleaning the side surface of the I-steel are furtherarranged on two sides of the width direction of the conveyor belt in the cleaning chamber. The s and-blasting derusting device for I-steel has an effect of derusting the surface of the I-steel fully.

The invention discloses a sewage treatment device which is used in university laboratories and can be fixedly conveniently. The sewage treatment device which is used in university laboratories and can be fixedly conveniently comprises a device main body, a water storage cabin, and a groove; a tunnel is arranged on the upper part of the device main body; a filter screen is arranged in the tunnel; active carbon is introduced into the lower part of the tunnel; a ceramic plate is arranged under the active carbon; the two sides of the water storage cabin are connected with water faucets; an elastic rubber pad is arranged at the lower part of the internal part of the groove; sucking discs are arranged at the lower part of the elastic rubber pad; the two sides of the device main body are provided with universal wheels; each universal wheel is provided with a connecting rod; limited blocks are arranged on the device main body; a threaded rod is arranged between the two limited blocks; the lower part of a pressing rod is connected with a pressing plate. According to the sewage treatment device which is used in university laboratories and can be fixedly conveniently, the sucking discs are fixedly arranged on the ground under the action of pressure different, operation is convenient, and the sewage treatment device can be moved via unfolding of the universal wheels.

The invention relates to a coating spraying device. The device comprises a box body and a spray gun mounted on the inner wall of the box body, wherein an electric telescopic rod is mounted at the bottom end of the box body; an output end of the electric telescopic rod is connected with a rotating motor; and an output end of the rotating motor is connected with a rotating shaft, the outer wall of the rotating shaft is connected with a movable plate through a bearing, the inner part of the movable plate is rotatably connected with a rotating plate, the outer wall of the rotating motor is connected to the rotating plate through a clamping device, a plastic barrel is arranged at the top end of the rotating plate, and a collecting chamber corresponding to the spray gun is arranged at the bottomend of the box body. When the electric telescopic rod drives the rotating motor to ascend, a hinge rod is driven to rotate, so that the collecting chamber is pushed to extend out of the box body under the action of a pushing sliding block and a pushing sliding groove; and the two sides of the movable plate are arranged to be inclined, so that a coating can conveniently fall into the collecting chamber along the inclined faces, in this way, after spraying work is finished, the collecting chamber can automatically extend out of the box body, and workers can conveniently clean the collecting chamber.

The invention relates to the technical field of steel plate cutting, in particular to a steel plate cutting device with high in positioning precision based on laser cutting. The device comprises a cutting machine body, a mounting frame, an abutting structure, a telescopic structure, an adjusting structure, a clamping structure and an opening and closing structure, wherein the side face of a placed steel plate can be supported in an abutting mode through the abutting structure, so that the fixing effect on the steel plate is improved, and meanwhile, the steel plate positioning efficiency is improved. The other side of the steel plate can be clamped through the clamping structure, and therefore the stability of the steel plate in the cutting process is guaranteed. Sweeps and finished products generated in the steel plate cutting process can be received through the telescopic structure, and meanwhile, the finished products can be conveniently taken out, and accurate butt joint of receiving positions is guaranteed. The received cutting sweeps can be conveniently swept away through the opening and closing structure, so that the practicability is high. The cutting position of the steel plate can be accurately adjusted through the adjusting structure, so that the long steel plate which is longer can be accurately positioned and cut.

The invention discloses a trowelling device for light plastering gypsum mortar construction. The device comprises a base, the two ends of the base are fixedly connected with extension sleeve plates in a sleeving manner through positioning bolts, fixing rods are welded to the lower ends of one sides of the extension sleeve plates, and the extension sleeve plates are fixedly connected with leveling mechanisms through the manner that the fixing rods are matched with nuts; and electric push rods are arranged at the upper ends of the extension sleeve plates, connecting rods are fixedly connected to the movable ends of the electric push rods through screws, sliding blocks are fixedly connected to the other ends of the connecting rods through screws, sliding rails are arranged at the lower ends of the sliding blocks, balls are arranged between the sliding blocks and the sliding rails, and a lifting mechanism is welded to the upper ends of the sliding blocks. According to the trowelling device, a flattening mechanism is arranged to collect redundant protruding and scraped mortar when the mortar is flattened, and the redundant mortar can be collected into an overflow containing groove to be stored through the cambered surface of a scraping strip when the protruding mortar surface is scraped off through the scraping strip at the upper end of an aluminum alloy scraping plate.

The invention provides a method for preparing a porous-structure VO2 film with a polystyrene bead as a soft template. The method comprises the following steps: dissolving vanadium pentoxide (V2O5) and analytically pure oxalic acid (C2H2O4) in absolute ethyl alcohol and carrying out stirring in a beaker until the raw materials are totally dissolved; adding a small amount of polyvinylpyrrolidone (PVP) and carrying out stirring for 20 to 40 min; then transferring the obtained solution into a four-mouth flask and carrying out heating and stirring in an oil-bath pot with a temperature of 120 to 150 DEG C for 12 to 16 h; adding absolute ethyl alcohol emulsion in which the polystyrene bead is dispersed, adding a certain amount of an absolute ethyl alcohol solution of a surfactant P123 drop by drop and continuing stirring at room temperature until a uniform emulsion sol is formed; and after preparation of a wet film, drying the wet film in a baking oven at 100 to 150 DEG C for 10 to 30 min and maintaining the film at a temperature of 450 to 650 DEG C for 20 to 30 min under the protection of an Ar or N2 atmosphere so as to obtain the porous-structure VO2 film; wherein a mol ratio of the raw material V2O5 to the raw material C2H2O4 is 1: 3 to 1: 6, and the emulsion in which the soft template polystyrene bead is added accounts for 6 to 18% of the total volume of the sol.

The invention discloses a transfer dustbin for an urban community. The transfer dustbin comprises a compression mechanism, the bottom of the compression mechanism is fixedly connected with a lower boxbody, the two sides of the inner cavity of the lower box body are provided with a second sliding groove respectively, and third sliding grooves are formed in the two sides of the bottom of the innercavity of the compression mechanism respectively; a transferring mechanism is arranged in an inner cavity of the lower box body, and the two sides of the surface of the lower box body are movably connected with box doors through hinges respectively; and the compression mechanism comprises an upper box body, and air cylinders are fixedly connected to the two sides of the top of the inner cavity ofthe upper box body. According to the transfer dustbin, the transferring mechanism is arranged, so that the effect of rubbish storage is achieved, and the effect of convenient transferring is achieved;and the compression mechanism is arranged, the effect of rubbish compression is achieved, the rubbish can be prevented from scattering when being transferred, and the problem that when an existing transfer dustbin transfers the rubbish, the rubbish is prone to scatter when being transferred into a transferring vehicle due to the fact that the rubbish in the a dustbin is excessively full, and thusthe urban road surface environment is deteriorated and secondary pollution is caused can be solved.

The invention belongs to the field of car washing machines, and particularly relates to a semi-closed automatic car washing machine which comprises a protective wall, a mechanical arm, a brush, lateral cleaning modules and a base; the mechanical arm is fixedly connected to the top end of the interior of the protective wall, the brush is arranged at the bottom end of the mechanical arm, the lateral cleaning modules are arranged on the two sides of the interior of the protective wall, the base is arranged at the bottom end of the interior of the protective wall, and a connecting mechanism is arranged between the brush and the mechanical arm; the connecting mechanism comprises a fixing shaft, a sleeve block, an inserting block, an inserting groove, a connecting shaft, a limiting assembly and a positioning assembly, one side of the fixing shaft is fixedly connected to the two sides of the brush, the side, away from the brush, of the fixing shaft is arranged in the mechanical arm, the sleeve block is fixedly connected with the fixing shaft, the sleeve block is inserted into the connecting shaft, and the connecting shaft is fixedly connected with the mechanical arm; and the effect of conveniently disassembling and replacing the brush after long-time use is achieved through the connecting mechanism.

The invention relates to the technical field of non-destructive testing on a loop system of a nuclear power station, and particularly discloses a testing device for welded joints of a steam generator adapter tube. The testing device comprises a supporting rod, an upper supporting mechanism, an axial scanning mechanism, a circumferential scanning mechanism, a lower supporting mechanism and a foreign matter collection mechanism. The upper supporting mechanism and a telescoping pole are fixed at the upper end of the supporting rod, and the lower supporting mechanism and the foreign matter collection mechanism are fixed on the lower end of the supporting rod. The axial scanning mechanism and the circumferential scanning mechanism are arranged on the supporting rod between the upper supporting mechanism and the lower supporting mechanism. In the beginning, the testing device is in a folded state, so that the radial dimension of the testing device can meet the requirements on entering and exiting from a manhole, and during working, the testing device can be unfolded, and the radial direction of the testing device can be fitted to the inner wall of the adapter tube. The axial location and the circumferential location are achieved. In addition, the upper supporting mechanism and the lower supporting mechanism improve the stability of the testing device in a scanning process. A driving mechanism is used for providing original driving force for the telescoping pole, the upper supporting mechanism, the lower supporting mechanism and the foreign matter collection mechanism, and therefore driving links are reduced, and the dead load of the testing device is reduced.

The invention relates to the field of automobile part production, in particular to an automobile part gluing device with a collecting function. The automobile part gluing device comprises a glue barrel, wherein a conical bottom is welded to the bottom of the glue barrel, a bottom shell is welded to the outer wall of the bottom of the conical bottom, the inner wall of the top of the bottom shell is connected with a gear motor through a bolt, one end of an output shaft of the gear motor penetrates through the inner wall of the top of the bottom shell and is connected with a rotating shaft through a spline, a conical auger plate is welded to the outer wall of the rotating shaft, two placing rings are welded to the outer wall of one side of the glue barrel, a glue gun is inserted into one placing ring, a glue outlet of the glue gun is connected with a glue outlet nozzle through threads, a reference rod is inserted into the outer wall of the top of the glue outlet nozzle, and a notch is formed in one end of the glue outlet nozzle. The gear motor is used for driving the conical auger plate to rotate in the glue barrel, so that the conical auger plate can uniformly extrude glue in the glue barrel from the glue gun, the labor-saving effect of gluing automobile parts is achieved, and the gluing efficiency is high.

The invention discloses a chilled strip steel composite straightening machine, and particularly relates to the technical field of chilled strip steel machining, the chilled strip steel composite straightening machine comprises a machining base table, the upper surface of the machining base table is fixedly connected with the lower surfaces of two machining vertical plates, and the machining vertical plate located on the right side is fixedly connected with a driving device; a driving shaft on the left side of the driving device is fixedly connected with the right end of a rotating shaft located on the lower portion, the number of the rotating shafts is two, and the outer surfaces of the two rotating shafts are both sleeved with bearings. By arranging a transmission gear, a driving motor, an extrusion plate and a limiting sliding rod, the situation that the straightening effect of strip steel is difficult to guarantee due to the fact that the yield degree is affected is reduced, the residual stress of the straightened steel plate is reduced, the actual use performance of the steel plate is guaranteed, the strip steel can be fixed by controlling the driving motor, and similarly, the production efficiency is improved. And the strip steel can be continuously conveyed and extruded in a circulating treatment mode, so that the actual use effect of the straightening machine is improved.

The invention relates to the technical field of table tennis ball picking, in particular to a table tennis ball picking device for school training, comprising a collecting barrel, a collecting structure, a closing structure, a rotating structure, an adjusting structure and a releasing structure; The table tennis balls on the ground can be quickly picked up, and at the same time, it can be adjusted according to the use degree of the device to maintain the normal operation of the ball picking device. The table tennis balls inside the collection bucket can be poured out one by one through the release structure, which is convenient for table tennis balls. Centralized storage or use, the top of the collection bucket can be closed through the closed structure, avoiding the situation that the ping pong ball pops up when the ball is picked up, and it can be opened conveniently. The angle adjustment between the collection barrels is convenient for picking up the table tennis balls scattered in different positions, and the holding position can be adjusted according to different users through the adjustment structure, which is convenient for use.

The invention relates to a dielectric liquid filtering, separating and recycling apparatus of a spark erosion drilling machine. The apparatus comprises a collection device and a centrifugal separationdevice, the collection device comprises a plurality of drainage holes formed in a workbench, a water tank for collecting is arranged below the workbench, the edge of the upper end of the water tank for collecting is attached to the lower surface of the workbench, a liquid outlet is formed in the side wall of the water tank, the liquid outlet is communicated with the centrifugal separation devicethrough a pipeline, a clear liquid outlet is formed in the centrifugal separation device, the spark erosion drilling machine comprises a dielectric liquid supply device, and the clear liquid outlet iscommunicated with the dielectric liquid supply device. The dielectric liquid can be recycled after being filtered so as to effectively reduce the processing cost.

The invention discloses a portable multifunctional line connection device for a computer network, and the device comprises a box body, and also comprises two butt-joint mechanisms. Each butt-joint mechanism comprises a screw rod, a moving block, a first sliding rod, a first spring and a first abutting plate, the surface of each moving block is provided with an internal thread, and the external thread of each screw rod is in threaded connection with the corresponding internal thread. One end of the lead screw is rotationally connected with the inner wall of the box body, a first through hole is formed in the surface of the moving block, and a second through hole used for allowing the first sliding rod to penetrate through and slidably connected with first sliding rod is formed in the side face of the moving block; the right side of the first abutting plate is fixedly connected with one end of the first sliding rod, and one end of the first spring is fixedly connected with the inner wall of the first through hole. The portable multifunctional line connection device has the effects of winding redundant cables and automatically conducting butt joint on a male connector and a female connector, and solves the problems that in the computer line connection process, the cables are longer, remaining cables exist after use, the remaining cables are placed in situ and are not collected, and potential safety hazards are likely to occur.

The invention provides a wall skin leveling device for building decoration, which belongs to the technical field of building construction, and solves the problem that the nozzle and the spatula cannot be effectively combined, and there is a certain hidden danger in the normal leveling of the wall top, including the connection shell; Four relatively positive circular holes are symmetrically opened on the connecting shell, and two sets of rotationally connected moving mechanisms are installed on the connecting shell; a set of rotationally connected extruding mechanisms are installed on the inner side of the connecting shell. An L-shaped fixing seat is provided on the connection shell, and a T-shaped sliding groove is provided on the fixing seat. A sliding block matching the sliding groove is arranged on the collecting box. The sliding groove on the fixing seat facilitates the installation and installation of the collecting box. When disassembled, the collection box plays the role of wall skin collection, and the L-shaped fixing seat facilitates the installation of the collection box in different collection directions.

The invention relates to a paint spraying device, which includes a box body and a spray gun installed on the inner wall of the box body, an electric telescopic rod is installed at the bottom of the box body, and a rotating motor is connected to the output end of the electric telescopic rod, and the output end of the rotating motor The end of the rotating shaft is connected with a rotating shaft, the outer wall of the rotating shaft is connected to a movable plate through a bearing, and the rotating plate is connected to the rotating plate inside, the outer wall of the rotating motor is connected to the rotating plate through a locking device, and the top of the rotating plate is provided with a Plastic bucket, the bottom of the box body is provided with a collection chamber corresponding to the spray gun; when the electric telescopic rod drives the rotating motor to rise, it drives the hinged rod to rotate, thereby pushing the collection chamber to protrude under the action of the push slider and the push chute On the outside of the box, slopes are set on both sides of the movable plate, which can facilitate the paint to fall into the collection room along the slope. In this way, after the spraying work is finished, the collection room can automatically extend out of the box, which is convenient for the staff to clean the collection room. clean up.

The invention discloses a waste cable rubber shell stripper which comprises a main machine body, wherein the main machine body is cylindrical on the whole, a circular working cavity is formed in the main machine body, working rotating plates which are symmetrical front and back and can rotate are arranged in the working cavity, the working rotating plates are arc-shaped, lifting connecting grooves with downward openings are formed in the inner circular surfaces of the working rotating plates in a communicating mode, a lifting connecting rod capable of moving up and down is arranged in the lifting connecting groove, and the lower end face of the lifting connecting rod extends downwards and is fixedly connected with a cutting blade. According to the invention, a connecting pull rope moves and drives a driven line wheel to overcome the torsional elastic force effect of a reset torsional spring to rotate, at the moment, the driven line wheel rotates and drives a supporting rotating shaft to rotate, the supporting rotating shaft rotates at the moment and drives a threaded sleeve to rotate, the threaded sleeve rotate at the moment and drives clamping plates on the upper side and the lower side to get close to each other, one end of a cable is gradually clamped, and at the moment, the waste cable is straightened through matched clamping of an input rotating cylinder and clamping of an elastic plate.

The invention discloses a cat tinea treatment applicator for pet cats, and relates to the technical field of pet products. The cat tinea treatment applicator for the pet cats comprises an injector, wherein a fixing ring piece is fixedly connected to a needle cylinder section of the injector, the bottom of the fixing ring piece is fixedly connected with the top end of a compression spring, the needle cylinder section of the injector is sleeved with the compression spring, the bottom end of the compression spring is fixedly connected with the top of a sliding ring piece, the sliding ring piece is slidably connected to the needle cylinder section of the injector, and three allocating mechanisms which are distributed at equal intervals in a surrounding mode are hinged to the bottom of the sliding ring piece. When the cat tinea treatment applicator for the pet cats applies medicine to the body surface of a cat suffering from cat tinea, compared with a traditional treatment means, the cat tinea treatment applicator can suck cat hair at tinea growing parts by using static electricity generated by friction to achieve the purpose of pushing the cat hair aside, the tinea growing parts can beobserved conveniently, shaving is not needed, and the depression emotion of the cats after shaving is prevented.

The invention discloses a mechanical part drilling device with a fixing mechanism. The mechanical part drilling device comprises a base, wherein a water storage frame is placed at the upper end of the base; a screen frame is placed at the upper end of the water storage frame; water outlet pipes are arranged at lower ends of two sides of the water storage frame; one side of each water outlet pipe is in threaded connection with a sealing cover; a workbench is welded to the upper end of the base; symmetrical sewer pipes are connected to the interior of the workbench in a penetrating mode and are located above the screen frame; the fixing mechanism is welded to the upper end of the workbench; auxiliary positioning and moving mechanisms are arranged at the upper end of the fixing mechanism; a portal frame is welded to the upper end of the workbench; a hydraulic cylinder is arranged at the top end of the interior of the portal frame; and the lower end of the hydraulic cylinder is fixedly connected with a sliding mechanism. According to the mechanical part drilling device with the fixing mechanism,the water storage frame is arranged and is used for achieving an effect of collecting the cooled water; the water storage frame is matched with the screen frame to achieve an effect of separating machined waste scraps brought by the cooled water; and a user can conveniently treat the cooled wastewater in the later period.

The invention provides a metal bar surface anti-rust oil smearing device, and relates to the technical field of metal rust prevention. An oil tank is mounted at the top of the base, and an oil supply assembly is mounted at the front end of the top of the base. The front oil collecting groove is formed in the top of the front end of the base and connected with the top of the oil supply assembly. The rear oil collecting groove is formed in the top of the rear end of the base and connected with the oil scraping assembly through bolts; the collecting pipe is connected to the top of the oil tank; the guide supporting pipe is mounted at the front end of the front oil collecting tank; according to the anti-rust device for the metal bar, the bristles on the inner side of the rotating cylinder are rotatably attached to the surface of the metal bar, the rotating cylinder is driven by the motor to rotate at a constant speed, and therefore the anti-rust oil on the surface of the metal bar is evenly smeared through the bristles, and the anti-rust effect of the metal bar is achieved; the anti-rust oil flows into the oil tank through the collecting pipe, and the effect of collecting the anti-rust oil is achieved.

The invention relates to a construction method for combining basement water resistance and drainage. The construction method for combining the basement water resistance and drainage includes the following steps that relevant data is measured; then a basement is excavated, and a drainage pit is excavated downwards at the corner of the basement; the top of a corrugated pipe is connected with the bottom of an adapting pipe, steel wires are fixed between the top of the adapting pipe and the bottoms of drainage covers, the steel wires, the drainage covers and the adapting pipe are put into a drainage pipe to make the top of the drainage covers flush with the top of the drainage pipe, and the adapting pipe is slidably connected with the drainage pipe; the above devices are put into the drainagepit, and water flows into the drainage pipe through a drainage hole on the side wall of the drainage pipe; and a cement mortar leveling layer is laid on the surface layer of the basement, and a waterproof layer is laid on the cement mortar leveling layer, ceramic tiles are laid on the waterproof layer, warning holes are reserved on the cement mortar leveling layer, the waterproof layer and the ceramic tile layer, and the positions of the warning holes correspond to the positions of the drainage covers. The construction method for combining the basement water resistance and drainage has the drainage and waterproof effects, and in the process of the drainage, when much garbage is accumulated at the adapting pipe, an alarm can be given.

The application relates to a sandblasting and derusting device for I-beams, which includes a frame, on which a conveyor belt for conveying I-beams is arranged, and a cleaning room is arranged above the conveyor belt on the frame; the conveyor belt includes several conveying rollers, Conveying rollers conflict with the lower surface of the I-beam, and several lower spray guns for cleaning the lower surface of the I-beam are arranged between the conveying rollers on the frame; The upper spray gun for cleaning the upper surface of the I-beam, and a number of side spray guns for cleaning the sides of the I-beam are also arranged on both sides in the width direction of the conveyor belt in the cleaning room. The application has the effect of fully derusting the surface of the I-beam.

The invention provides a wall surface leveling device for building decoration, belongs to the technical field of building construction, and solves the problems that a spray head and a scraper knife cannot be effectively combined, and certain potential safety hazards exist when a wall top is shoveled at ordinary times. The wall surface leveling device comprises a connecting shell; four aligned circular holes are symmetrically formed in the connecting shell, and two groups of moving mechanisms which are rotationally connected are mounted on the connecting shell; a group of rotationally connected extrusion mechanisms are mounted on the inner side of the connecting shell; an L-shaped fixing seat is arranged on the connecting shell; a T-shaped sliding groove is formed in the fixing seat; a sliding block matched with the sliding groove is arranged on a collecting box; the collecting box is convenient to mount and dismount through the sliding groove in the fixing seat; and the collecting box achieves the wall surface collecting effect, and the collecting box is convenient to mount in different collecting directions through the L-shaped fixing seat.