40results about How to "Increase mixing power" patented technology

The invention provides a cooling and conveying device, and belongs to the technical field of conveying devices. The cooling and conveying device comprises a tank, a spindle, a driving mechanism, a feed inlet, a discharge outlet and a cooling mechanism. Advancing blades are intermittently arranged on the spindle and comprise cavity matrixes and spiral blades, the spiral blades are arranged on the cavity matrixes, the cooling mechanism comprises a water inlet pipe, communicating pipes and a water outlet pipe, the water inlet pipe, the communicating pipes and the water outlet pipe are arranged in the spindle, and the water inlet pipe, the cavity matrixes and the water outlet pipe are sequentially communicated with one another via the communicating pipes. The cooling and conveying device has the advantages that the cooling and conveying device is novel in structure and reasonable in design and can be applied to mixing, conveying and cooling expanded ammonium nitrate explosive, the expanded ammonium nitrate explosive can be sufficiently mixed, products are good in free-running property and stable in quality, and good cooling effects can be realized.

The invention provides a wet-method three-stage smoke elimination, dust removal and gas purification device for purifying combustion smoke gas and organic waste gas with a double-alkali method, a sodium-alkaline method, a magnesium method, an ammonia method, a waste alkaline liquid method, a sea water method, and the like. The device comprises a main tower and an inner tower, wherein, the main tower is provided with a gas purification outlet pipe, a waste gas inlet pipe, an outlet pipe for ash water and ash slag, and a medicine liquid spraying pipe; the inner tower is provided with a top plate and a central duct, and is coaxial arranged with the main tower. The device is characterized in that a baffle plate for dividing the circular ring cylindrical space between the two towers into an upper space and a lower space which are not communicated with each other is fixedly connected between the main tower and the inner tower; the upper space is provided with a water outlet; the wall of the inner tower is provided with a tangential inlet and a tangential outlet; waste gas enters the central duct from the lower space through the tangential inlet and enters the upper space from the central duct through the tangential outlet; the side wall of the main tower is provided with a flush hole which can be used for removing ash in the tangential inlet and the tangential outlet. Therefore, the device can effectively eliminate smoke and remove fluorine, nitre, nitrogen and organic waste gas. The Ringelmann blackness of the smoke is less than or equal to grade one, the dust removal rate is more than or equal to 99.99 percent, the dust discharging concentration is less than or equal to 30mg / m<3>, and the desulfurization degree is more than or equal to 99 percent. Besides, the invention ensures continuous and efficient purification and lowers the cost of the towers and the device.

A combustion intensifying device in a furnace comprises two combustion chamber walls, two combustion chambers on the inner sides of the two combustion chamber walls, and oxygen supply fans located on the outer sides of the two combustion chamber walls. Each combustion chamber is composed of at least two cylindrical combustion intensifying chambers, the bottoms of the combustion intensifying chambers are communicated with one combustion chamber through fire outlets, and the tops of the combustion intensifying chambers are communicated with a waste heat boiler; turbulence oxygen supply channels are formed in the two combustion chamber walls, each turbulence oxygen supply channel comprises an annular oxygen conveying channel and a tangential oxygen spray channel, air outlets of the tangential oxygen spray channels are communicated with the combustion intensifying chambers, and air inlets of the tangential oxygen spray channels are communicated with oxygen supply fans on the outer sides of the two combustion chamber walls through the annular oxygen conveying channels. According to the device, a traditional combustion intensifying chamber with a rectangular section is replaced by multiple cylindrical combustion intensifying chambers, meanwhile, oxygen is supplied to the combustion intensifying chambers tangentially through the tangential oxygen spray channels so that the defects that two combustion chambers of a mechanical fire grate type domestic garbage incinerator is insufficient in combustion and black smoke is prone to being generated can be overcome, the aim of treatment from sources is achieved, and environment is protected.

The invention discloses an electroplating device stably clamping PCBs. The electroplating device comprises a groove body and a PCB clamping device. A liquid spraying pipe is arranged at the bottom of the groove body, a liquid sucking pipe is arranged at the upper portion of the groove body, and a water pump is arranged between the liquid sucking pipe and the liquid spraying pipe. An inlet of the water pump is connected with the liquid sucking pipe, and an outlet of the water pump is connected with the liquid spraying pipe. Round holes are formed in the surface of the liquid sucking pipe and the surface of the liquid spraying pipe correspondingly. A stirring paddle is arranged at the lower portion of the groove body. The top of the groove body is connected with a support. Clamping plates are fixed to the support, every two adjacent clamping plates are arranged into a group, the two clamping plates in each group are parallel in the horizontal direction, and the two ends of the clamping plates are connected through springs. According to the groove body, due to the arrangement of the liquid sucking pipe and the liquid spraying pipe, the mixing efficiency of electroplating liquid is improved; the clamping plates of the PCB clamping device are connected through the springs, the PCBs can be conveniently clamped, the electroplating device can also be used for clamping the PCBs with different sizes, time and labor are saved, meanwhile, cost is also reduced, the clamping plates and electrodes are connected, electroplating is more uniform, and the electroplating quality is improved.

The invention discloses an inking device applied to a printer. The inking device comprises an impression cylinder and a plate cylinder, and further comprises an air pump, a motor and an ink storage pool; the ink storage pool comprises a lower pool body and an upper pool body; a stirring assembly is arranged at the inner bottom of the lower pool body; the stirring assembly comprises a stirring shaft, a first telescopic pipe, a plurality of second telescopic pipes, a movable block and a plurality of stirring plates; an ink scraping assembly is arranged on one side of the upper pool body and comprises a fixing plate, a first scraping plate and a plurality of second scraping plates; the fixing plate horizontally penetrates through the upper pool body; a first square hole matched with the firstscraping plate is further formed in the end face, located in the direction of the upper pool body, of the fixing plate; the first scraping plate is located in the first square hole; and second squareholes are further formed in the first scraping plate. According to the inking device applied to the printer, printing ink stored in the ink storage pool can be stirred, the requirement for stirring the printing ink of different depths in the ink storage pool can be met, the stirring effect of the printing ink is improved, and meanwhile the ink feeding amount of a printing stock can be rapidly adjusted through the ink scraping assembly.

The invention discloses an efficient soil purification device for heavy metal pollution, the efficient soil purification device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a support frame, the inner wall, close to the top, of the support frame is fixedly provided with a mixing box, the top in the mixing box is fixedly connected with a fixing sleeve, and the surface of the fixing sleeve is sleeved with a second gear; a fixing frame is fixedly connected to the top of the mixing box, a second motor is fixedly mounted at the top in the fixing frame, amounting rod is connected to an output shaft of the second motor, the end, close to the mixing box, of a spiral feeding pipe extends into the mixing box, and a crushing box is connected to the upper surface of the end, away from the mixing box, of the spiral feeding pipe. By means of turnover and rotation of stirring rods and shape setting of the stirring rods, the mixing range is widened, meanwhile, the mixing strength is improved, and therefore the soil purification efficiency of chemical agents is greatly improved.

The invention relates a wet type raw material feeding device and a method for feeding multiple raw materials. The wet type raw material feeding device comprises a tank body (1), a pore plate (2), baffles (3), a water pump (4) and a corresponding mated pipeline. The wet type raw material feeding device is characterized in that the pore plate (2) is rectangular, through holes are uniformly distributed, the two sides of the pore plate (2) are vertically welded on the inner wall of the tank body (1); the cylindrical tank body (1) is divided into a large part and a small part, wherein the large part is a mixing area and the small part is a discharge area; the inner wall of the mixing area of the tank body (1) is vertically provided with the three baffles (3), the bottom of the mixing area of the tank body (1) is connected with a pipe C, a pipe A is connected in the middle of the mixing area of the tank body (1) in the tangential direction, a pipe B is connected to the bottom of the discharge area of the tank body (1), the pipe B is connected with an inlet pipe of the water pipe (4), and the pipe A and the pipe C are connected with an outlet pipe of the water tank (4). The invention provides the device for comprehensively feeding various raw materials including powdered activated carbon, flour, glucose, nitrogenous fertilizer, monopotassium phosphate, trisodium phosphate, nitrobacterium culture promoter and strains, thereby greatly improving the operation environment and reducing labor intensity.

The invention relates to the technical field of mixing devices for precision casting wax production, and discloses a mixing device used for precision casting wax production and capable of cleaning a box wall. The mixing device comprises a base; two support plates are symmetrically and fixedly connected to the top of the base; a mixing box is rotatably connected between the side surfaces, close toeach other, of the two support plates; a cushion block is fixedly connected to the top of the base; two first hydraulic cylinders are symmetrically and fixedly connected to the top of the cushion block through fixing sleeves; and a push plate is fixedly connected between the output ends of the two first hydraulic cylinders. The mixing device solves the problems that after an existing wax mixing device is used for mixing processing, a large amount of residual wax is often adhered to the inner wall of the existing wax mixing device, and the residual wax is difficult to clean, so that the subsequent wax mixing processing quality is influenced, and the labor intensity of workers is greatly increased.

A multifunctional multi-level turbulence strong combustion device comprises a strong combustion chamber wall, a vertical cylindrical strong combustion chamber located on the inner side of the strong combustion chamber wall, and an air blower located on the outer side of the strong combustion chamber wall. The strong combustion chamber wall is internally provided with an upper turbulence oxygen conveying channel, a middle turbulence oxygen conveying channel and a lower turbulence oxygen conveying channel. Air outlets of the turbulence oxygen conveying channels which are vertically adjacent are arranged in a dislocation manner. Air inlets of the turbulence oxygen conveying channels are communicated with branch oxygen supply pipelines on the outer side of the strong combustion chamber wall. The branch oxygen supply pipelines are communicated with a master oxygen supply pipeline. The master oxygen supply pipeline is communicated with an air outlet of the air blower. The branch oxygen supply pipelines are provided with single-layer air volume adjusters. The air blower is connected with an air blower frequency converter. The strong combustion chamber wall is provided with a smoke flow measuring instrument and a smoke oxygen content measuring instrument which are inserted in the cylindrical strong combustion chamber. When an incinerator with the device combusts different substances, the oxygen inlet manners and the oxygen inlet amount can be adjusted and controlled according to specific situations, and accordingly sufficient combustion of the incinerator is guaranteed.

The invention provides a pesticide spraying device for fruit tree planting. The pesticide spraying device for fruit tree planting comprises a vehicle body, a branch and leaf pesticide feeding mechanism, an adjusting mechanism, a stirring mechanism, a reversing mechanism, a root pesticide feeding mechanism and a protection mechanism, wherein the branch and leaf pesticide feeding mechanism is installed on a water tank, two sets of symmetrically-arranged partition plates are fixedly installed on the side wall of a liquid guide pipe, a fixing plate is fixedly installed at the top of the water tank, a spring is fixedly installed between the opposite side walls of the partition plate and the fixing plate, a pull rope is fixedly installed on the side wall of the partition plate, the stirring mechanism is installed inside the water tank, the reversing mechanism is installed inside a protective shell, the root pesticide feeding mechanism is installed on the side wall of the water tank, and theprotective mechanism is installed at the top of the vehicle body. The pesticide spraying device for fruit tree planting has the advantages that the pesticide spraying angle can be adjusted, and pesticide and water can be mixed more thoroughly.

The invention discloses a 3D printing-based countercurrent chromatographic separation column and a chromatograph. The countercurrent chromatographic separation column is a columnar structure integrally formed by 3D printing technology, and multiple circles are arranged inside the columnar structure for transferring samples. And a cylindrical channel connected from end to end, one end of the columnar channel is a sample inlet, the other end is a sample outlet, and the side wall of the columnar channel is wavy. This 3D printed countercurrent chromatography separation column pipeline is not prone to liquid leakage and can withstand a wide temperature range during use.

The invention relates to a preparation equipment, in particular to a preparation equipment for solder paste for illuminating lamps. The technical problem to be solved by the present invention is to provide a solder paste preparation equipment for making lighting lamps without bubbles in solder paste preparation. In order to solve the above technical problems, the present invention provides such a solder paste preparation equipment for making lighting lamps, which includes a mounting frame, a box body, a first bearing, a rotating device, a first rotating shaft, blades, etc.; There is a box body, the first bearing is arranged in the center of the top of the box body, the first rotating shaft is arranged in the first bearing, the rotating device is arranged on the top of the installation frame, the rotating device is connected with the top of the first rotating shaft, and the middle and lower part of the first rotating shaft is provided with blades , The lower part of the left wall of the box is provided with a discharge pipe. In the present invention, through the non-stop forward and reverse rotation of the box body, the mixing force of the raw materials is increased, the mixing efficiency of the equipment is improved, and the production time is saved, and the second spring cooperates with the steel ball.

The invention discloses a PCB electroplating device. The PCB electroplating device comprises a trough body and a PCB clamping device. Liquid spraying pipes are arranged around the bottom of the trough body. Liquid sucking pipes close to the side wall are arranged on the upper portion of the trough body. Water pumps are arranged between the liquid sucking pipes and the liquid spraying pipes. Inlets of the water pumps are connected with the liquid sucking pipes. Outlets of the water pumps are connected with the liquid spraying pipes. The surfaces of the liquid sucking pipes and the surfaces of the liquid spraying pipes are all provided with round holes. The top of the trough body is connected with a support. A brace rod of the support is provided with two tripods. The top ends of the tripods are fixedly connected with the brace rod. Two or more clamping plates parallel in the vertical direction are fixed under each tripod at an equally-spaced mode. Every two adjacent clamping plates are a set. The two ends of the two clamping plates in the same horizontal plane in each set are connected correspondingly through springs. According to the trough body of the PCB electroplating device, the efficiency of mixing of an electrolyte is improved through the arrangement of the liquid sucking pipes and the liquid spraying pipes. The clamping plates of the PCB clamping device are connected through the springs so that pcbs can be clamped conveniently, the clamping plates can also be used for clamping different-dimension pcbs, and thus the cost is also lowered while time and labor are saved.

The invention relates to a multi-station chili sauce filling machine adopting secondary stirring and mixing. The multi-station chili sauce filling machine adopting secondary stirring and mixing comprises a motor and a main shaft. The bottom end of the motor is connected with a stirring barrel, and the motor and the stirring barrel are in central line intersection. Chili openings are formed in theleft and right sides of the top end of the stirring barrel and are fixedly connected with the stirring barrel. Sliding rods are arranged on the left and right sides of the inner portion of the stirring barrel. The stirring barrel is in welding connection with the sliding rods, and the main shaft is installed in the middle of the bottom end of the motor. The multi-station chili sauce filling machine adopting secondary stirring and mixing has the beneficial effects that a cleaning rod slides on the sliding rods, so that chili raw materials in the stirring barrel can be cleaned, and the corrosionof the raw materials on both sides of the inner portion of the stirring barrel can be prevented; the cleaning rod slides on the sliding rods, so that the chill raw materials in the stirring barrel can be scraped, the blockage problem of the chill openings of the stirring barrel can be prevented, the stirring and mixing strength between the motor and the main shaft can be improved, and the workingefficiency of a mixing knife can be improved.

The invention relates to a mixer, which includes a mixing chamber, a shunt sleeve and stirring beads. The split sleeve is arranged in the mixing chamber, and the split sleeve has a split inlet port and a plurality of split outlet ports. The split flow inlet port is connected with several split flow outlet ports, the split flow inlet port is connected with the liquid inlet port, and the split flow outlet ports are arranged at intervals on the outer periphery of the split flow sleeve. Several stirring beads are placed between the inner wall of the mixing chamber and the outer peripheral edge of the shunt sleeve. There are mixing gaps between several stirring beads. The present invention also relates to a trolley-type decontamination device comprising the above-mentioned mixer. The above-mentioned mixer adopts homogenization technology, and the shunt sleeve converts the single flow direction of the liquid medicine to be mixed into multiple flow directions. The mixing gap between the stirring beads is small, which separates the liquid medicine to be mixed into small streams, and the liquid medicine to be mixed is in a turbulent state in the mixing gap between several stirring beads, which strengthens the mixing of the liquid medicine to be mixed Even if the liquid to be mixed includes a variety of decontamination liquids that are immiscible with each other, a good mixing effect can still be achieved.

The invention relates to the technical field of feed processing equipment, and provides a feed mixing discharge device with a stirring structure, the feed mixing discharge device comprises a mixing barrel, a rotating mechanism is arranged right above the mixing barrel, the rotating mechanism comprises a first rotating column, and the top of the first rotating column is rotatably connected with a group of driving parts through a rotating shaft; the middle part of the rotating shaft is sleeved with a group of transverse supporting sleeve rods, and the right end parts of the supporting sleeve rods are fixedly connected with a group of lifting mechanisms arranged outside one side of the rotating column I. The device disclosed by the invention has the advantages of uniform stirring, high efficiency and strong practicability.

The present invention relates to a container for a stirrer used in a stirrer stirring objects through a centrifugal force. The container for the stirrer includes a container body of which the top is opened and in which a receiving space is formed, an outer lid coupled to the top of the container body, and a crushing unit including a supporting member disposed in the receiving space, and a crushing member extending outward from the supporting member and crushing and stirring the objects received in the receiving space. Thus, nanoparticle-sized objects can be rapidly crushed and stirred without agglomeration.

The utility model discloses a material dissolving device for precious metal extraction, and relates to the field of precious metal extraction, the material dissolving device comprises a motor box, a stirring assembly is fixedly installed in the motor box, the upper surface of the motor box is fixedly connected with a box body assembly, and the upper surface of the box body assembly is in lap joint with a placing assembly; the stirring assembly is arranged, a servo motor is started through an external power source, a rotating rod is driven to rotate through a transmission rod, and stirring blades rotate along with the rotating rod to stir dissolving liquid, so that the mixing force of materials is increased, the dissolving efficiency is conveniently improved, the stirring effect is good, and the stirring effect is good. Through the arrangement of the placing assembly, materials enter the protective net when being fed, the situation that the materials rub the container and damage the inner wall of the container is avoided, the situation that the materials collide with the interior of the container and stirring blades when the stirring blades conduct stirring is avoided, the protective net is supported by a fixing frame, and a lap joint rod is in lap joint with the interior of the reaction box.

The present invention relates to a cleansing device comprising an inner cleansing part which comes in close contact with an obejct to be cleansed; an outer cleansing part provided outside the inner cleansing part; and a rotation part for rotating the inner cleansing part and the outer cleansing part relatively to each other, wherein the inner cleansing part and the outer cleansing part have at least one contact point.

The invention discloses a counter-current chromatography separating column and a chromatographic instrument. A pipe and a supporting column of the counter-current chromatography separating column adopt a structure integrally formed with a 3D printing technology; the counter-current chromatography separating column adopts a columnar structure, a cylindrical bulge coaxial with the columnar structure is arranged at each of the top center and the bottom center of the columnar structure, an axial penetrating hole penetrating through the columnar structure and centers of the two cylindrical bulges is formed in centers of the cylindrical bulges, and a sample inlet is formed in the cylindrical bulge at the top; multiple circles of a pipe are arranged in the columnar structure, and a sample outlet is formed in the bottom of the columnar structure. The counter-current chromatography separating column printed in a 3D manner has the advantages that the pipe is not prone to leakage, and the separating column can resist a relatively wide temperature range in a use process.

The utility model discloses a double vertical concrete mixer production device which comprises a base, a mixing drum, a gear ring, a gear and a mixing rod, supports are symmetrically fixed above the edges of the two sides of the base, a cross beam is installed between the two supports, a screw penetrates through the cross beam and is in threaded connection with the cross beam, the bottom end of the screw is connected with the mixing rod, and the mixing drum is connected with the gear ring. And a servo motor is installed at the top end of the screw rod, a limiting cover covering the outer side of the servo motor is fixed to the cross beam, the outer wall of the servo motor is connected with a limiting rod, and the limiting rod penetrates to the outer side of the limiting cover and is in sliding connection with the limiting cover. By arranging the cross beam, the screw rod and the servo motor, the servo motor drives the screw rod to rotationally ascend or descend under the action of threads between the screw rod and the cross beam while driving the screw rod to rotate, so that the stirring rod is conveniently driven to rotationally ascend or descend, the mixing range of the stirring rod is effectively expanded, the time for uniformly mixing raw materials is shortened, and the production efficiency is improved. Therefore, the mixing efficiency of the stirring rod is improved.

The present invention discloses a device for uniformly discharging ore from the center of the bottom of a thickening tank, which belongs to the field of mining engineering and solves the problem of uneven discharge concentration in traditional large-scale concrete thickening tanks. The present invention includes a central confluence mixer, at least two discharge branch pipes and a discharge main pipe. The central confluence mixer is located in the central column of the thickening tank and below the thickening tank body. The central confluence mixer is funnel-shaped and consists of an inverted truncated cone at the top and a vertical pipe at the bottom. An inner ring annular tooth groove and an outer ring annular tooth groove are arranged at the connection between the truncated cone and the vertical pipe; the discharge branch pipe is connected to the truncated cone; the discharge main pipe is connected to the vertical pipe and connected to the outside of the central column of the thickening tank, and a valve is arranged on the discharge main pipe. The present invention adopts central discharge, and the discharge concentration is uniform and stable, which prolongs the life of the bottom discharge pump. Two rings of annular tooth grooves reduce the flow rate of the discharge branch pipe, reduce the wear at the confluence, and change the direction of the water flow of the discharge branch pipe, reduce the funnel-shaped water plug, and improve the discharge capacity.

The invention relates to a high-temperature and high-pressure thermal tracking compensation heat insulation static oxidization and dynamic oxidization displacement device. The device comprises a model body, a swing control system, a temperature control system and a circuit protection system. The model body is provided with an air injection opening, an annular pressure opening, thermocoupler interfaces, a binding post, an extracting opening, a metal sleeve and thermocouplers. The air injection opening is internally provided with an igniter. The model body is internally provided with an annular pressure space communicated to the annular pressure opening. The metal sleeve is externally provided with compensation heating pieces. The thermolcouplers are inserted into the metal sleeve, a sample is arranged in the metal sleeve, and the thermocouplers are connected out through the thermocoupler interfaces. The high-temperature and high-pressure thermal tracking compensation heat insulation static oxidization and dynamic oxidization displacement device is used for oil deposit injected air low-temperature oxidation, high-temperature oxidation and combustion experiments, the crude oil recovery rate is increased through a low-temperature oxidation reaction or a high-temperature oxidation dynamic state or a combustion displacement test of crude oil and air, the defect that heat is lost in an existing experiment device is overcome, synchronous temperature rising of an experiment environment is achieved through the fast temperature compensation function, and the heat insulation experiment condition is achieved.

The invention relates to a gas-oil mixing device in a combustion chamber of an uprated engine, comprising an engine combustion chamber, a parallel injector arranged in the engine combustion chamber, an inlet pipe connected with the parallel injector and an air chamber above the engine combustion chamber. The device is characterized in that a magnetizer is connected between the inlet pipe and the parallel injector; both ends of a transition section of the air chamber are respectively provided with a whirlcone I and a whirlcone II. In the invention, without changing the structure of the engine combustion chamber, the effects of reducing exhaust emissions, increasing power and saving oil consumption can be achieved by slightly changing an inflow pipeline system.

The invention discloses an application method of an inking device of a photogravure press. The inking device comprises an impression roller and a printing plate roller, and further comprises an air pump, a motor and an ink storage pool, the ink storage pool comprises a lower pool body and an upper pool body, and a stirring assembly is arranged at the inner bottom of the lower pool body and comprises a stirring shaft, a first telescopic pipe, multiple second telescopic pipes, a movable block and multiple stirring plates; An ink scraping assembly is arranged on one side of the upper pool body and comprises a fixed plate, a first scraping plate and multiple second scraping plates, the fixed plate horizontally penetrates into the upper pool body, a first square hole matched with the first scraping plate is further formed in the end face, located in the direction of the upper pool body, of the fixed plate, the first scraping plate is located in the first square hole, and second square holesare further formed in the first scraping plate. According to the inking device, ink stored in the ink storage pool can be stirred, the requirement for stirring the ink of different depths in an ink pool can be met, the stirring effect of the ink is improved, and meanwhile the inking amount of a printing material can be rapidly adjusted through the arranged ink scraping assembly.

The invention discloses a 3D-printed counter-current chromatography separation column and a chromatographic instrument. The counter-current chromatography separation column is of a columnar structure integrally formed based on the 3D printing technology, multiple circles of columnar channels used for conveying samples and communicated end to end are formed in the columnar structure, one end of each columnar channel serves as a sample inlet, the other end of each columnar channel serves as a sample outlet, and burrs are arranged on the inner wall of each columnar channel at intervals. The pipeline of the 3D-printed counter-current chromatography separation column is not likely to leak liquid, and the 3D-printed counter-current chromatography separation column can withstand a wide temperature range in the use process.

The invention discloses an electroplating device stably clamping PCBs. The electroplating device comprises a groove body and a PCB clamping device. A liquid spraying pipe is arranged at the bottom of the groove body, a liquid sucking pipe is arranged at the upper portion of the groove body, and a water pump is arranged between the liquid sucking pipe and the liquid spraying pipe. An inlet of the water pump is connected with the liquid sucking pipe, and an outlet of the water pump is connected with the liquid spraying pipe. Round holes are formed in the surface of the liquid sucking pipe and the surface of the liquid spraying pipe correspondingly. A stirring paddle is arranged at the lower portion of the groove body. The top of the groove body is connected with a support. Clamping plates are fixed to the support, every two adjacent clamping plates are arranged into a group, the two clamping plates in each group are parallel in the horizontal direction, and the two ends of the clamping plates are connected through springs. According to the groove body, due to the arrangement of the liquid sucking pipe and the liquid spraying pipe, the mixing efficiency of electroplating liquid is improved; the clamping plates of the PCB clamping device are connected through the springs, the PCBs can be conveniently clamped, the electroplating device can also be used for clamping the PCBs with different sizes, time and labor are saved, meanwhile, cost is also reduced, the clamping plates and electrodes are connected, electroplating is more uniform, and the electroplating quality is improved.

The present invention relates to a container for a stirrer used in a stirrer stirring objects through a centrifugal force. The container for the stirrer includes a container body of which the top is opened and in which a receiving space is formed, an outer lid coupled to the top of the container body, and a crushing unit including a supporting member disposed in the receiving space, and a crushing member extending outward from the supporting member and crushing and stirring the objects received in the receiving space. Thus, nanoparticle-sized objects can be rapidly crushed and stirred without agglomeration.