63 results about "Dropped head" patented technology

This invention provides a designing method for anti-jam drop-fill douches including: 1, setting up a structure model of the runner of a douche to divide it into lattices and design the border condition of the computed regions, 2, applying CFD evaluator to compute the runner of the drop head, 3, getting the velocity of flow field and eddy distribution parameter and determining the position of low flow rate regions in the head runner and the decision factor for pressure energy dissipation, 4, finishing borders of the runner structure and changing the tooth structure to reduce brush of the tooth tine place and the back surface to the runner borders to strengthen the eddy structure of the flow field, 5, computing repeatedly and balancing flow field parameters in the front and back runners to decide the anti-jam ability of the douche and testing the flow-pressure relation of the douche to guarantee its water power performance.

The invention discloses a ball dropper used for drop ball forming of oxide, which comprises a ball dropper shell and a ball dropper jacket (10). The upper part of the ball dropper shell is provided with an air inlet (2) and a material inlet (1), a bottom plate (7) of the shell is provided with a drop head jack (8), a drop head (13) is fixed in the drop head jack, the ball dropper jacket (10) is positioned at the lower part of the ball dropper shell, the lower end of the drop head (13) is extended into the jacket (10) to correspond to a ventilation opening (12) formed on the bottom plate of the ball dropper jacket, and the middle part of the wall of the ball dropper jacket (10) is provided with a gas inlet (9) and a gas outlet (14). The ball dropper is matched with an oil-ammonia column and used for the drop ball forming of the oxide, and can avoid the phenomenon of adhesion and ball connection produced by contact of wet balls and ammonia gas so that the solidified ball has good shape roundness and uniform size.

The invention relates to a multi-variable anti-clogging dripping emitter, the output flow rate can be regulated, anti-clogging, easy to install and disassemble and easy maintenance, water conveyance on the surface, deep irrigation and efficient water-saving irrigation, and further improving the utilization of irrigation water in the arid areas, relieving the conflict of the shortage of irrigation water. The invention comprises an dripping emitter connected with the conduit pipe, the emitter comprises an emitter cap, the emitter cap comprises an upper emitter cap of detachably connected and a lower emitter cap, the cavity of the emitter cap is intercalated a variable filter pipe, the both ends of variable filter pipe are respectively inserted into the upper and lower tapers of the emitter cap cavity, the emitter cap is connected with the underground water pipe, the lower end of the emitter cap is provided with a connection nozzle, the emitter cap is connected with the underground water pipe through the connection nozzle, a variable valve is arranged on the wall of the water outlet hole of the connection nozzle, the pipe wall of the underground water pipe is provided with a variable emitter, the variable filter pipe and the pipe hole of the variable emitter are lined with the sponge-like material.

The invention refers to a stator paint dropping technique and paint-dropping device. The method: only when the paint dropping heat contacts the stator coil, the insulating paint can be output to droppaint; the paint-dropping device is composed of clamp, paint dropping head, elastic collet, active bracket and vernier bracket. The paint dropping head has the ability to store paint and adopts contact-type and intermittent paint dropping.

The present invention discloses an automatic extruding and material dropping device for blasting beads. The automatic extruding and material dropping device for the blasting beads comprises a shapingpool; the rear panel of the shaping pool is fixed with a motor box; the top part of the motor box is fixed with a material storage box; the front panel of the motor box is fixed with an automatic extruding box; the bottom part of the automatic extruding box is connected with material dropping heads via a plurality of material dropping one-way valves with openings facing outward; the inside of theautomatic extruding box is in a slide clamping arrangement with a piston plate; the piston plate divides the inside of the automatic extruding box into a raw material chamber and an extruding chamberfrom top to bottom; the front and rear inner walls of the extruding chamber are rotatably fixed with (24); the rear end of the (24) is provided with a driving mechanism; the (24) is fixed with a plurality of cam blocks; a plurality of homing springs are fixed between the top surface of the piston plate and the inner top surface of the automatic extruding box; and the bottom part of the left side wall of the raw material chamber communicates with the material storage box via a material feeding one-way valve with an opening facing inward. The rotating cam blocks circularly push the piston plateto extrude raw materials vertically in the automatic extruding box to drop into the shaping pool for shaping, which greatly improves the manufacture efficiency of the blasting beads.

The invention discloses an in-vitro myocardial perfusion device which comprises a base and a support. A water bath cylinder is fixed to the top of the support, a K-H liquid bottle and a mixed gas bottle are arranged in the water bath cylinder, charging ports are formed in the top of the K-H liquid bottle and the top of the mixed gas bottle, the bottom of the K-H liquid bottle and the bottom of themixed gas bottle are connected with a spiral mixer through organic glass tubes, the spiral mixer is connected with a peristaltic pump through a glass tube, the bottom of the peristaltic pump is connected with a perfusion liquid cannula, an oblique tube is connected to the glass tube between the peristaltic pump and the perfusion liquid cannula and is connected with a 20 ml injector, a stop screwis arranged on the 20 ml injector, a 20 G liquid dropping head is arranged at the bottom of the perfusion liquid cannula, a perfusion utensil is arranged at the bottom of the 20 G liquid dropping headand is connected with a 100 ml injector through a rubber hose, the 100 ml injector is installed at the left end of the support, and a transducer is arranged on the left side of the base and is connected with the rubber hose through a glass tube.

The invention relates to a method for improving a multilayer dropping pill structure and a device using in the method. On one aspect, the invention relates to a dropping head for preparing the multilayer dropping pill. The dropping head is a detachable and assemble combined structure and comprises an inner material lead-in part, an intermediate material lead-in part, an outer material lead-in part and a connecting part, wherein the upper part of the dropping head is connected with a vibrating apparatus, and the vibrating apparatus enables the dropping head to vibrate up and down in a reciprocating manner. The invention also relates to a multilayer dropping pill device, a method for preparing the multilayer dropping pill and a vibrating apparatus for preparing the multilayer dropping pill. By virtue of the method, the multilayer dropping pill with an excellent and homogenous structure can be prepared.

The invention discloses a pill dropping machine, a main body (1) of which includes a shell (2); an oil box (3) is arranged inside the upper part of the shell (2), a charging bucket (4) is arranged inside the oil box (3), and a dropping tank (5) is arranged at the bottom of the charging bucket (4); a ball valve is arranged between the dropping tank (5) and the charging bucket (4) which are separated from each other by the ball valve; the bottom of the dropping tank (5) is uniformly provided with dropping heads (6), and the lower part of the shell (2) is provided with a cooling barrel (7) which is corresponding to the dropping heads (6); a cooling medium circulation device is provided with a refrigeration cycling groove (8); the refrigeration cycling groove (8) is communicated with the cooling barrel (7); a pill outlet hole (9) and an electric pump (10) are arranged on the upper part of the refrigeration cycling groove (8); the bottom of the cooling barrel (7) is communicated with the pill outlet hole (9) and the electric pump (10) is connected with the cooling barrel (7).

The invention belongs to the field of plant culture technique and discloses a device and method, which employs the ability of a kind of light-emitting diode enhancing wheat durability against ammoniacal nitrogen in root environment. The device comprises the following components sequentially: drench and dropping head, black cover coat, cultivating basin and breed sprout of wheat, the cover of bottom basin, locating collar and pump water circulating system etc. The invention employs the light-emitting diode as the plant light supply and the parallel connection of two cultivating device, installing the light supply in the bottom basin equipped with diving pump and thus the plant root in the device can only accept the light brought by water circulation, providing new culture solvent A and B to wheat until earing and blooming. The wheat grows aggressively in the culture solvent with high content of ammoniacal nitrogen, the tillering force is good and the ear-forming rate is high, the total dry weight of single plant and the dry weight of tillering of single plant are high and the increment of leaf length is appreciable.

The invention relates to a system and a method for displaying a water drop array. The system is display equipment which achieves a display effect by controlling an ordered array and combination of water drops in a falling process. The equipment is mostly different from the traditional plane electronic display equipment and electronic projection equipment in that the display body of the equipment is not an electronic light-emitting element or an electronic scanning array pixel point but forms a display pattern and a display image by controlling the sketching of the specific ordered array arranged water drops falling from a water-dropping head module in the free falling process. Furthermore, the equipment also has the characteristics of vivid plane and stereo display effect, novel display way, vivid stereo display effect and the like, and can be widely applied to indoor character propaganda and decoration, indoor and outdoor water pool waterscape decoration and the like.

The invention discloses a water and soil conservation tree transplanting device, and belongs to the technical field of tree transplantation. The device includes a transplanting tree and a soil ball with a root of the transplanting tree; the transplanting tree is taken as the center of a circle; inner circular rings are uniformly arranged on the inner side on the circumference of the soil ball, andprovided with multiple cylindrical vertical holes; opening vertical pipes with blind ends at the bottoms are arranged in the vertical holes; the vertical pipes are vertically provided with multiple water permeable holes; the opening in the top ends of the vertical pipes are provided with water dropping heads; one end of a water pipe is connected to the water dropping heads, and the other end of the water pipe is connected to a water storage tank; outer circular rings are arranged under the inner circular rings and in the soil ball; the bottoms of the outer circular rings are provided with soil grabbing claws; the outer sides of the inner and outer circular rings are fixedly connected to a left support and a right support; a cone shape can be enclosed by the supports; the top end of the left support is provided with a left guard board; the top of the right support is provided with a right guard board; and the left and right guard boards encircle the transplanting tree and are fixedly connected to the transplanting tree. Therefore, water and soil conservation can be realized, and the survival rates of tree transplanting can be enhanced.

The invention discloses a porous perforating device, belonging to the field of a perforating device. The device comprises an electric motor, a transmission mechanism, an executing mechanism and a rail which are connected sequentially. In work, the transmission mechanism is driven to move through the electric motor, and the transmission mechanism drives a cutter mounting plate to perform a composite translational movement in all rounds, thereby perforating an article passing through the rail. Each cutter in the device can always be in a vertical state in the process of perforating. When cutter bits come into contact with the article, each cutter bit comes into contact with the perforated article, and at least two holes are perforated in a specific zone according to the setting distribution. The device is especially suitable for the production line of a drop irrigation pipe in continuous running with high speed, and is capable of perforating at least two water outlets in the same one drop head of the drop irrigation pipe in continuous running with high speed.

The invention discloses sample quantization and rapid detection equipment for food quality detection. The equipment comprises a base, wherein a bracket is mounted on the base; a sample storage barreland an elution box with multiple compartments are arranged on the bracket; a water storage box is integrally made on the side of the elution box; a metering valve is arranged at the bottom of the sample storage barrel, the bottom of the water storage box and the bottom of each compartment of the elution box; the metering valves are connected to a guide-in pipe; the guide-in pipe is connected to abuffer cup mounted below the sample storage barrel by virtue of a feed pump; a dropping head is arranged at the bottom of the buffer cup; a conveyor belt driven by a stepping motor is arranged on thebase and just under the buffer cup; a plurality of detection cups are arranged on the outer surface of the conveyor belt at intervals; and ultraviolet generation and detection assemblies are fixed onthe base on two sides of the detection cups. According to the sample quantization and rapid detection equipment for food quality detection disclosed by the invention, a certain component in the sampleis measured in a single manner, so that the food sample quality can be judged.

The invention discloses an apparatus and method for detecting concentration of a cycloheximide solution. The apparatus comprises a computer, an acquisition unit and an acquisition workbench. The acquisition unit comprises a cell plate electrode, a surface acoustic wave resonator and a conversion unit. The acquisition workbench comprises a pedestal; a standing groove is arranged on the pedestal and is internally provided with a location base; the location base is provided with a location groove; a dropping chamber is arranged above the standing groove; the bottom of the dropping chamber is provided with a micro pump communicated with the dropping chamber; the bottom of the micro pump is provided with a dropping head communicated with the micro pump; the top of the dropping chamber is provided with a liquid inlet; the dropping chamber is also internally provided with a cleaning mechanism and a draining mechanism; a disc is arranged above the dropping chamber; a plurality of liquid storage chambers are arranged on the disc around the center of circle of the disc; the bottom of each liquid storage chamber is provided with a liquid outlet at a position corresponding to the liquid inlet; the liquid outlets are provided with liquid outflowing solenoid valve; and the top of the dropping chamber is provided with a driving motor drives the disc to rotate. The apparatus has a simple structure and low cost and can rapidly and accurately detect the concentration of the cycloheximide solution.

This invention relates to automatic locking alternating contact device in mechanic device, which comprises the following parts: left clamper, cover, direct current motor, clamper screw, upper cover, ringed dynamic probe, annealing isolation board, cover, drop head screw, right clamper board, stator, clamper screw, whorl bar and wheel, protruding axis, spring, fix screw, joint terminal, multilayer flexible conductive slice, insulation rack, drop screw bolt and fix bolt, insulation rack, slide wheels, bottom cover, protruding wheel, carbon brush, upper semi-round conductive electrode, inner ring and down semi-round electrode.

The invention discloses an oil tube clamping and positioning device, and belongs to the field of oilfield exploitation equipment. The oil tube clamping and positioning device comprises a central tube,temperature control magnetic steel, an elastic piece, a slip bowl, a dropping-fishing assembly and at least two slips, wherein the bottom of the central tube is fixedly sleeved with the temperature control magnetic steel; the slip bowl is a ferromagnetic component, the central tube is sleeved with the slop bowl in a sliding mode, and the slip bowl is located above the temperature control magneticsteel; the elastic piece is arranged between the slip bowl and the temperature control magnetic steel; the slips are circumferentially arranged with the central tube as an axis at equal intervals, and the bottoms of the slips are movably clamped to the top of the slip bowl; a frustum is arranged at the positions, corresponding to the tops of the slips, of the peripheral wall of the central tube,and the diameter of the end surface, close to the slip bowl, of the frustum is smaller than that of the other end surface of the frustum; the dropping-fishing assembly comprises a shearing pin, a dropping head and a fishing head, the dropping head is used for being connected with a hoisting steel wire, the fishing head is used for being fixedly installed on the top of the central tube, and the shearing pin is arranged between the dropping head and the fishing head. According to the oil tube clamping and positioning device, the applicability of the oil tube clamping and positioning device is improved.

The invention discloses a manufacturing technology for a water drop head seat back plate. The manufacturing technology comprises the following steps that a, an embedded part blank in the shape of a water drop head is manufactured; b, a panel piece, the embedded part blank and a panel piece are sequentially placed on a lower die, and after an upper die and the lower die are assembled, hot pressing is conducted on the panel piece, the embedded part blank and the panel piece, certain time is kept, so that the back plate of a seat is primarily formed; and c, a tool is manufactured according to the requirement, and the primarily formed back plate is machined, so that the water drop head is formed at the head portion of the back plate. In the step c, the tool machines the embedded part blank and the panel pieces at the same time, so that the water drop head is formed. According to the manufacturing technology for the water drop head seat back plate, the strength of the water drop head of the seat back plate is improved, impact resistance is high, the water drop head seat back plate is more attractive, deformation is not likely to happen, and cost is low.

The invention provides an eye drop bottle. The eye drop bottle comprises a bottle body used for storing medicine liquid, a bottle neck used for dropping the medicine liquid and a dropping cap used in cooperation with the bottle neck; a hollow pipe in the bottle neck is communicated with the bottle body; the medicine liquid drops out from a liquid outlet of the bottle neck through the hollow pipe by extruding the bottle body; the eye drop bottle is further provided with a positioning support; when the eye drop bottle is used, the positioning support abuts against the lower eyelid skin, a dropping head is naturally aligned with a downwards-turned conjunctival sac and is downwards moved by a certain distance, and the medicine liquid is dropped into the conjunctival sac by extruding the bottle body.

The invention relates to the field of agricultural irrigation, in particular to a method for lowering spraying drip irrigation engineering cost, which is concretely realized through the following three approaches of: 1. omitting a trunk pipe, wherein a system comprises a mobile water pump set, a water inlet plug and a water inlet pipe, a branch trunk pipe, a branch pipe or a capillary pipe, and a spray head or a dropping head, wherein the spray head or the dropping head is installed on the branch pipe or the capillary pipe, the branch pipe or the capillary pipe is connected with the branch trunk pipe, and the essential thereof is that water is taken by the mobile water pump set from a riverway or a slot, supplied for the water inlet plug and sequentially sent to the spray head or the dropping head through the water inlet pipe, the branch trunk pipe, the branch pipe or the capillary pipe to implement spraying drip irrigation so as to reduce the length of the trunk pipe and lower the engineering cost; 2. reducing the diameter of the trunk pipe, realizing through dividing a small rotational irrigation area, and qualitatively lowering the cost of a pipeline; and 3. accurately calculating the diameter of the pipeline, and quantitatively further lowering the construction cost of a pipeline system. The invention effectively lowers the spraying drip irrigation engineering cost, is easy to popularize and apply and supplies equipment for scientific irrigation, fertilization, temperature reduction and yellow sand flushing to modern agriculture.

The invention provides an ultrasonic atomization and moisturizing device of a paste mixing machine for a storage battery. The device comprises a paste mixing box, a stirring rod is arranged in the paste mixing box, and stirring blades are arranged on the stirring rod; a stirring motor is arranged on the outer portion of the paste mixing box, a rotary shaft of the stirring motor is connected with the stirring rod to drive the stirring blades to rotate, so that the paste mixing work is completed, water replenishment pipes are arranged in the paste mixing box, and the lower ends of the water replenishment pipes are provided with water dropping heads; water replenishment is conducted on the inside of the paste mixing box through the water replenishment pipes, the paste mixing box is internallyprovided with an ultrasonic atomizer, and the ultrasonic atomizer is externally connected with a water supplying pipe; through the ultrasonic atomizer, water is atomized into water mist and sprayed into the paste mixing box, and the humidity is slightly adjusted without use of the water replenishment pipes. Large-scale water replenishment is conducted through the water replenishment pipes, by arranging the ultrasonic atomizer, the water is atomized into the water mist, the water mist freely floats into the paste mixing box, the range of wetting the paste mixing box is enlarged, and slight adjustment for the humidity is conveniently conducted; the product quality is improved, cooling and water addition for adjustment are conducted at any time, and the processing efficiency and effect are improved.

The present invention discloses an apparatus and method for detecting citric acid solution concentration. The apparatus comprises a computer, an acquisition unit and an acquisition workbench. The acquisition unit comprises a cell electrode plate, a sound surface wave resonator and a conversion unit. The acquisition workbench comprises a base; the base is provided with a standing groove, and the standing groove comprises a first groove and a second groove; a liquid dropping chamber is placed above the standing groove; the bottom of the dropping liquid chamber is provided with a micro pump communicating with the dropping liquid chamber; the bottom of the micro pump is provided with a dropping head in communication with the micro pump; the top of the liquid dropping chamber is provided with a liquid inlet; a cleaning mechanism and a drainage mechanism are arranged in the liquid dropping chamber; a round disc is above the liquid dropping chamber; a plurality of liquid storage chambers are arranged on the disc around the center; the bottom of each liquid storage chamber is provided with a liquid outlet on the position corresponding to the liquid inlet; the liquid outlet is provided with a liquid outlet solenoid valve; and the top of the liquid dropping chamber is provided with a drive motor for driving the rotation of the disc. The apparatus is simple in structure, low in cost, and can quickly and accurately detect the concentration of the citric acid solution.

The invention discloses an acid dropping device. The acid dropping device is used for carrying out acid-dropping etching on a metal conducting layer, and alignment marks covered with the metal conducting layer are displayed; the acid dropping device comprises an acid dropping head, a sponge is embedded into one end of the acid dropping head, one end of the sponge is exposed out of the acid dropping head, and the exposed end of the sponge is used for being in contact with the metal conducting layer, and the metal conducting layer is etched through acid liquid in the sponge during contact. According to the acid dropping device, a needle head is changed into the sponge, the current acid dropping mode is changed into a 'seal-type' mode, the acid amount is controlled in the acid dropping process, the acid-dropping diffusion problem is effectively solved, and the good yield is increased; on the premise that a mask cannot be required to be used, etching holes are formed to enable the alignment marks to be displayed, and the making cost is greatly reduced. The invention also provides an acid dropping machine table and a making method of a touch display screen.

The invention discloses a contact lens kit, and belongs to articles for daily use. The contact lens kit structurally comprises an eyedrop bottle, a care solution bottle and a nursing box, wherein the eyedrop bottle is a cylinder; a detachable dropping head is arranged at the top part; a bottle cap is arranged outside the dropping head; the bottle cap is connected with the eyedrop bottle through a thread; the eyedrop bottle is connected with the nursing box through a buckle; buckles are arranged at two sides of the nursing box; a box cover is designed at the top part of the nursing box; a tweezer placement groove is arranged at the inner side of the box cover; a lens rest stand is arranged inside the nursing box; the other side of the nursing box is connected with the care solution bottle; the care solution bottle is of the cylinder; an opening is arranged at the upper end, and the bottle cap is arranged at the top part. The contact lens kit combines eyedrop, case solution and the nursing box required for wearing the contact lenses together, so as to form a whole. Therefore, the contact lens kit is convenient to carry and use when people go out.

The invention discloses a gingko flavanone aglycone dropping pills and a preparation method thereof. The dropping pills are prepared from gingko flavanone aglycone, a matrix and an antioxidant, wherein the matrix is polyethylene glycol 4000 to polyethylene glycol 10000; the antioxidant is vitamin C; the mass ratio of the gingko flavanone aglycone to the matrix is 1:(10-1):80; and the antioxidant accounts for 1 to 3 percent of all the materials. The preparation method comprises the following steps of: (1) uniformly mixing the gingko flavanone aglycone and the matrix in proportion, adding the vitamin C into the mixture, uniformly mixing, stirring and heating the mixture in a heating container until the mixture is melted, and preserving the heat; (2) adjusting the dropping disc temperature of a pill dropping machine to be between 65 and 85 DEG C and the temperature gradient of condensate to be between 30 and 10 DEG C to be between 4 and -4 DEG C; (3) dropping the melted material into the condensate through a dropping head on a dropping disc; and (4) taking out concentrated and formed dropping pills from the outlet of the pill dropping machine, removing the condensate, and drying the dropping pills to obtain the gingko flavanone aglycone dropping pills. The dropping pills have quick effect and high bioavailability and medicament stability and are suitable for industrial production.

The invention provides a pill dropping machine with an online detecting function. The pill dropping machine with the online detecting function comprises a dropping head device, a feeding system, a flow channel system, a vision detecting device, a white oil tank and an oil pumping device. The feeding system conveys a raw material of a particulate matter to the dropping head device, the dropping head device drops out the particulate matter, and the particulate matter dropped by the dropping head device is conveyed to the flow channel system. White oil in the white oil tank is pumped by the oil pumping device and conveyed to the flow channel system so that the particulate matter is flowed in the flow channel system along with the white oil, and the white oil is conveyed to the white oil tankby the flow channel system. The flow channel system is provided with a detecting flow channel installed opposite to the vision detecting device. The vision detecting device is used for capturing an image of the particulate matter flowing through the detecting flow channel. The vision detecting device can uninterruptedly and repeatedly capture images of the particulate matter in different time andstates, so an image processing device can obtain data of each index of the particulate matter in multiple directions, and calculated data can more actually and scientifically reflect a practical situation of the particulate matter.

The invention relates to a furnace door stopper assembly of a sample dropping head. The furnace door stopper assembly is used for a coal quality analyzer. The furnace door stopper assembly comprises a sliding cavity in a sample dropping head body, a slider slidably arranged in the sliding cavity, a furnace door stopper moving cavity arranged in the sample dropping head body, a furnace door stopper which is arranged in the furnace door stopper moving cavity and fixedly connected with the slider, a first gas inlet spout communicated with one end of the sliding cavity, a second gas inlet spout communicated with the other end of the sliding cavity, and a gas source communicated with the first gas inlet spout and the second gas inlet spout, wherein the furnace door stopper can be driven by the slider to open or seal a furnace door; oxygen or inert gas is stored in the gas source. By virtue of the furnace door stopper assembly, the reliable work is ensured and meanwhile the influence of a furnace door stopper driving device on a detection result is effectively eliminated. The invention also discloses a sample dropping head with the furnace door stopper assembly.

The invention discloses asaline-alkali land plant planting device, comprising a plant planting device body and a nutrient solution dropper, wherein a particle filter is installed below the plant planting device body,and a soil detector is installed at the bottom of the saline-alkali soil layer,a microorganism soil improvement layer is installed above the saline-alkali soil layer,and a microorganism rapid detector is installed at the bottom of the microorganism soil improvement layer, organic soil is installed above the microorganism soil improvement layer, and a moisture sensor is installed at the bottom of the organic soil, the nutrient solution dropper is installed above the plant planting device body, and a dropping head is installed below the nutrition dropper , and a solenoid valve is installed on the right side of the nutrient dropper. The saline-alkali land plant planting device can effectively reconstruct the saline-alkali soil and improve the survival rate of plant cultivation and the degree of precision planting.

The invention belongs to the field of medicine manufacturing machine equipment and particularly relates to a multi-row dropping head device with a pressure-dividing disc special for preparing a big dropping pill of over 100mg. The dropping head device comprises the following parts: a dropping head device upper cover (1), a fixing bolt (2), a liquid medicine pressure-dividing disc (3), a rubber cushion (4), a dropping head device lower cover (5), an inner circle of dropping nozzle, an outer circle of dropping nozzle (6) and a liquid medicine flowing area (7).

The invention relates to a dropping device for grinding and polishing, and belongs to the field of conveying devices. The device mainly comprises an inner roller, a driving part of the inner roller, an outer droller, a driving part of the outer roller, a rotary dropping part and a base part, wherein a gearwheel is arranged in the middle of the outer roller; an end cover and a picking device are mounted on two sides of the outer roller respectively; the inner roller is inserted into the outer roller; stirring ribs are uniformly arranged on the inner roller; an extending end which is connected to a motor I is arranged on one surface, close to the end cover, of the inner roller; a ventilating valve is arranged beside the extending end; the motor I is mounted on a motor seat through a screw; abearing II is mounted between a dropping head and the picking device; the dropping head is limited to rotate through a dropping head positioning frame and cannot rotate along with the picking device.According to the drive, the gear is utilized for performing transmission to realize certain motor speed output, and thus the stable roller rolling speed is realized; the inner roller for stirring andthe outer roller for rotating dropping are driven by two motors respectively, and thus the problem of poor stirring effect during slow dropping can be avoided.