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 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 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 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 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 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 filtration, separation and recovery device for an electric spark piercer, which includes a collection device and a centrifugal separation device. The collection device includes a number of drainage holes set on a workbench, and a A water collection tank, the upper edge of the water collection tank is attached to the lower surface of the workbench, the side wall of the water collection tank is provided with a liquid outlet, and the liquid outlet is communicated with the centrifugal separation device through a pipeline, and the centrifugal separation The device is provided with a clear liquid outlet, and the electric spark piercer includes a dielectric liquid supply device, and the clear liquid outlet is connected with the dielectric liquid supply device. The invention has the effect that the dielectric liquid can be recycled after being filtered to effectively reduce the processing cost.

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 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 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 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 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.