19results about How to "Flow is easy to control" patented technology

The invention discloses an aluminum oxide separation type impurity removal device with double iron removers, and particularly relates to the technical field of iron removal and impurity removal, the aluminum oxide separation type impurity removal device comprises a supporting frame, a material guiding and impurity removal assembly is arranged on the supporting frame, the material guiding and impurity removal assembly comprises an impurity removal bin arranged at the top of the supporting frame, and a top plate is clamped to the top of the impurity removal bin. Aluminum oxide in the aluminum oxide storage bin falls into the impurity removal bin and is borne by the reinforced impurity removal supporting rod, the conveying flow of the aluminum oxide is easy to control, the situation that the aluminum oxide is stacked together and consequently the impurity removal effect is poor is also avoided, impurities falling from the aluminum oxide can be extracted into the dust collection box to be stored, and the service life of the aluminum oxide is prolonged. A vibration motor is started to vibrate an extension plate and a supporting rod, then a spring is stressed, the amplitude is amplified, stubborn impurities on the aluminum oxide are shaken off, a discharging frame and a reinforced transfer box are blocked through displacement of a partition plate, and therefore the aluminum oxide is blocked, quantitative conveying is easy after impurity removal of the aluminum oxide is completed, and the practicability is high. And subsequent packaging and transportation are facilitated.

The utility model relates to the technical field of building water supply and drainage, and discloses a building water supply and drainage structure capable of switching water supply pipeline paths, which comprises a lower shell, the top of the lower shell is fixedly connected with an upper shell, the interior of the lower shell is fixedly connected with a main flow pipeline, one end of the main flow pipeline is fixedly connected with a branch flow pipeline, and the branch flow pipeline is fixedly connected with a water supply pipeline. And switching devices are fixedly connected to the two ends of the shunting pipeline. The device is fixedly installed by arranging the lower shell and the upper shell, the main flow pipeline is a main pipeline in a water supply system and is used for conveying water from a water source, the switching device is installed on the main flow pipeline and can control the communication state of at least one of the first branch pipeline and the second branch pipeline, and the rotating valve adjusts opening and closing. The first branch pipeline and the two pipelines are connected to the main pipeline in parallel and connected with the main pipeline respectively, and the first branch pipeline and the two pipelines can convey water to different areas or places with different purposes.

This invention relates to the field of bulldozer technology and provides a hydraulic control system and method for bulldozers. It recovers the energy generated by the descent of the bulldozer's working device through an accumulator. When the working device is lifted or other mechanisms require hydraulic pressure, a solenoid valve is opened. A solenoid proportional valve opens its valve core according to the compensation flow required by the second inlet valve. The oil in the accumulator provides a corresponding flow rate according to the opening degree of the solenoid proportional valve. The solenoid proportional valve sends the hydraulic oil from the accumulator through a first check valve to the inlet of the second inlet valve. The solenoid valve receives a compensation signal and opens the oil outlet passage of the accumulator. The hydraulic energy stored in the accumulator, after being regulated by the control terminal of the solenoid proportional valve, is then delivered through the first check valve to the inlet of the second inlet valve and subsequently enters the lifting chamber of the lifting cylinder. This compensates for the lifting of the blade, achieving stable and controllable oil flow and ensuring smooth movement of the working device or other actuators.

The application provides a traditional Chinese medicine purification device, which comprises a first medicine liquid alcohol precipitation tank and a second medicine liquid alcohol precipitation tank, the first medicine liquid alcohol precipitation tank is connected with a first liquid storage tank, the second medicine liquid alcohol precipitation tank is connected with a second liquid storage tank, the first liquid storage tank and the second liquid storage tank are connected with a third liquid storage tank, a central transmission shaft is arranged in the first medicine liquid alcohol precipitation tank and the second medicine liquid alcohol precipitation tank, a spraying stirring structure and a medicine liquid extraction structure are arranged on the central transmission shaft, and a heating system is arranged on the spraying stirring structure. The use method of the traditional Chinese medicine purification device is characterized in that the spraying stirring structure uniformly sprays alcohol liquid in the medicine liquid alcohol precipitation tank and stirs the alcohol liquid at the same time, so that the alcohol liquid and the medicine liquid fully act on each other, the alcohol liquid is injected into the alcohol precipitation tank through the hole and is stirred at the same time, and the mixed liquid is sucked into the liquid storage tank through the hole, so that the structure is simple, the stirring is sufficient, the flow is controllable, and the filtration is sufficient.

The utility model provides a combined boring cutter bar with a water outlet function for a high-pressure oil rail oil supply pipe. The combined boring cutter bar with the water outlet function for the high-pressure oil rail oil supply pipe comprises a cutter bar and cutter sleeve shell, wherein a mounting hole is formed in the cutter bar and cutter sleeve shell; the boring cutter rod is arranged in the mounting hole, and one end of the boring cutter rod extends out of one side of the mounting hole. According to the combined boring cutter bar with the water outlet function for the high-pressure oil rail oil supply pipe, the high-pressure oil pipe, the second through hole in the right-angle pipe connector, the locking nut, the first through hole in the connecting rod and the O-shaped ring are matched to directly lead to the cutter bar water outlet hole in the boring cutter bar, and finally high-pressure oil is directly sprayed out from the head of the boring cutter bar, so that the stability is high, and the service life is long. The lubricating and cooling performance is greatly improved, the lubricating and cooling performance is not blocked by a product, the flow speed of high-pressure oil can be controlled through the flow meter, and the flow of sprayed high-pressure oil can be conveniently controlled.

The utility model relates to food additive production technical field, and disclose a kind of food additive mixing device, including mixing device ontology, the mixing device ontology top is provided with mixing mechanism, the mixing mechanism bottom is provided with discharging mechanism, the mixing mechanism includes mixing subassembly and ration component, the mixing subassembly is set to mixing device ontology top, the ration component is set to mixing subassembly top, when using, by the mixing mechanism being set, when needing to carry out mixing work in the process of food additive production, under the action of threaded rod and mounting frame, sealing cap can be driven to move to the top of mixing box, not only can play the sealing effect, simultaneously convenient to the cleaning of mixing box inside after mixing is completed, by the second cylinder and promote baffle sliding, the dosing amount of each additive can be accurately controlled, and two groups of storage tank are symmetrically distributed, can conveniently simultaneously quantitatively put two different additives.

The utility model discloses a conveying mechanism of an automatic paper diaper packaging machine, and relates to the technical field of conveying of the automatic paper diaper packaging machine, the conveying mechanism comprises an automatic paper diaper packaging machine body, and the top of a first connecting seat is fixedly provided with two protective baffles which are symmetrically distributed; two supporting plates which are vertically distributed are fixedly installed at the inner end of the protective baffle, rotating grooves are fixedly formed in the supporting plates, rotating shafts matched with the rotating grooves are rotatably connected to the inner walls of the rotating grooves, a current limiting baffle is fixedly installed between the rotating shafts, and servo motors are fixedly installed at the top ends of the rotating shafts. According to the conveying mechanism of the automatic paper diaper packaging machine, a rotating shaft is fixed through a supporting plate, a servo motor drives the rotating shaft to rotate, the rotating shaft drives a flow limiting baffle to control opening and closing, congestion is prevented, a driving motor drives a transmission tooth roller to rotate, and the transmission tooth roller drives a conveying belt to roll, so that paper diapers are conveniently driven to be fed and discharged; and the packaging and conveying efficiency is improved conveniently.

The utility model discloses a kind of glue filling machine of facilitating colloid individual storage mixing, including storage mixing main part, first support seat, fixed support base, second support seat, rotating gear disc, first motor, second motor and second support seat, the first support seat and the second support seat are fixedly installed on the fixed support base, the rotating gear disc symmetrical rotation meshing connection is arranged in the upper end inside of the first support seat.This utility model two colloid independent storage anti-deterioration system independent sealing storage, by separately arranged first storage barrel and second storage barrel respectively store A / B colloid, sealing cover is combined bolted, completely isolate two-component colloid contact, solve the problem of performance decline caused by mixed glue solution due to chemical reaction, dynamic anti-solidification design, first motor drive meshing rotating gear disc, drive glue storage barrel periodic swing, effectively prevent colloid standing sedimentation or local solidification, significantly extend storage stability.

The invention provides a high-conductivity acetylene carbon black aggregation state structure regulation and control method which is characterized in that a gas-solid mixture of acetylene and carbon black seed crystals is used as a raw material, and the method comprises the following steps: step 1, heating the raw material to a preset temperature to pre-activate acetylene; 2, dividing an acetylene cracking reaction area into a nucleation area, a cross-linking area and a shaping area, setting different temperatures in the three areas, and enabling acetylene to sequentially flow through the nucleation area, the cross-linking area and the shaping area for reaction to generate acetylene carbon black; and 3, quantitatively conveying a cooling medium to cool the acetylene carbon black, so that the cooling rate of the acetylene carbon black is stable. The invention discloses a reaction tower for preparing a high-conductivity acetylene carbon black aggregation structure. The reaction tower comprises a mixing section, a preheating section, a nucleation section, a crosslinking section, a shaping section and a cooling section from top to bottom, a heat insulation layer is arranged between every two adjacent sections of the nucleating section, the cross-linking section, the shaping section and the cooling section.

This utility model relates to the field of machining technology and discloses an improved expansion rolling wheel, including a wheel body. The rolling surface of the wheel body has a trapezoidal groove in the middle, and the inner wall of the trapezoidal groove is symmetrically provided with isosceles surfaces. The cross-section of the trapezoidal groove is an isosceles trapezoid. This utility model effectively solves the problem of incomplete expansion caused by traditional flat rolling wheels by setting a trapezoidal groove in the middle of the rolling surface of the wheel body. The groove has an upper opening of 20mm, a lower opening of 13mm, and a depth of 1.5mm. It promotes the uniform expansion of metal material to the outer diameter, avoids the outer diameter depression or incomplete forming caused by traditional flat wheels, and significantly improves the outer diameter forming quality. It has the advantages of simple structure, low modification cost, and strong adaptability. It makes metal flow more controllable, eliminates surface wrinkles, cracks and other defects caused by material accumulation or missing material during the expansion process, and improves the surface smoothness of the product.

The utility model belongs to the field of suction guns, particularly relates to an intelligent digital display suction gun, and aims to solve the problems that a capillary tube of an existing traditional suction gun is usually arranged at an air inlet of a suction gun tube, the capillary tube of the suction gun is easily blocked in the actual use process, the measurement effect is further influenced, the capillary tube is inconvenient to disassemble, clean or replace, the maintenance is inconvenient, and the work efficiency is high. According to the scheme, the device comprises a handle, one end of the handle is communicated with a probe pipeline, the end, away from the handle, of the probe pipeline is communicated with a connecting piece, the end, away from the probe pipeline, of the connecting piece is detachably connected with a filter head, and the filter head is used for filtering moisture and dust of sucked gas. When the gas filter is used, impurities such as water, oil mist, dust and the like in gas can be filtered out, so that the accuracy of subsequent detection is ensured, the blockage of a rear pipeline is avoided, the aim of conveniently disassembling the filter head is fulfilled, and the filter head which is used for a long time can be cleaned or replaced.

The utility model discloses a continuous reaction device for microencapsulation preparation of Chinese herbal compound active ingredients, which comprises a reaction device, the top of the reaction device is movably connected with a top cover, the top of the top cover is fixedly connected with a motor, and the output end of the motor is fixedly connected with a connecting stirring rod. By arranging the motor and the stirring rod, materials in the reaction device can be stirred to enable the materials to be mixed and reacted, and by arranging the heating device and the temperature sensor, the temperature sensor can monitor the internal temperature and control the heating device to heat the interior of the reaction device to enable the materials in the reaction device to react, so that the reaction efficiency is improved. By arranging a first limiting block, a second limiting block, a first limiting groove and a second limiting groove, the second limiting block can be pushed into the second limiting groove, so that the first connecting block is connected with the second connecting block, and the top cover can be taken down by moving out the second limiting block, so that the top cover is convenient to disassemble and assemble, and the interior of the reaction device is convenient to clean.

The invention relates to the technical field of semiconductor equipment. A gas control panel device of a CVD (chemical vapor deposition) furnace comprises a cabinet body, the system further comprises a nitrogen conveying pipeline, a hydrogen conveying pipeline and a hydrogen chloride gas conveying pipeline; each of the hydrogen conveying pipeline, the nitrogen conveying pipeline and the hydrogen chloride gas conveying pipeline comprises a gas inlet port, a main pipeline, a branch and a gas outlet port which are connected in sequence; each branch is sequentially provided with a manual valve, a mass flow controller, a pneumatic valve and a check valve along the flow guide direction; all the air inlet ports are located outside the cabinet body and provided with manual valves. Gas outlet ports of the nitrogen conveying pipelines are all located outside the cabinet body and comprise a first nitrogen outlet, a second nitrogen outlet, a third nitrogen outlet, a fourth nitrogen outlet and a fifth nitrogen outlet which are used for leading out nitrogen; the first mixed gas outlet and the second mixed gas outlet are used for leading out mixed gas of the three components.

The utility model discloses a propylene mark pen, which relates to the field of stationery, and adopts the technical scheme that the propylene mark pen comprises a pen holder, and a cavity is formed in the pen holder and filled with propylene mark pen liquid; the pen point is connected with one end of the pen holder; the core assembly is located in the pen holder and close to the pen point, and the core assembly can guide the propylene mark pen liquid to the pen point; the pen cap covers the outer side of the pen point and can be clamped with the outer wall of the pen holder; the stirring part is arranged in the cavity of the pen holder, and the stirring part can stir the mark pen liquid along with shaking of the pen holder. The mark pen has the advantages that the regulator combined with the core component serves as a guide structure of mark pen liquid, liquid flow can be controlled, ink supply can be guaranteed, and meanwhile ink leakage is avoided. The stirring piece is arranged in the pen holder, the propylene mark pen liquid is stirred through the stirring piece, and the possible layering problem of the propylene mark pen liquid is solved.

The utility model discloses a zero leakage knife gate valve, it includes support, is equipped with the valve body in support bottom, both sides of support top are equipped with the support plate, is equipped with the cylinder in the support plate top, is equipped with the valve plate in the cylinder output, is equipped with the sealing assembly in the valve body circumference inner wall bottom, both sides of support side wall are equipped with the connecting component, this kind of zero leakage knife gate valve, through opening cylinder drives valve plate to move and passes through the slot and enters the containing groove, the convenient control fluid medium flow, the sealed ring is wrapped valve plate conveniently, effectively improves the sealing effect, after long -term use, the dial dial plate drives two moving plates to move inwards simultaneously to make the sealing plate move and separate from the recess, takes out the mounting ring and extracts the sealed ring and carries out the replacement, avoids the sealed ring wear and tear and influences the sealing effect, and the mounting ring is more closely attached with the valve body, improves the sealing performance, secondly, the external pipeline is inserted into the mounting groove, and the connecting component is convenient for improving the stability, makes the knife gate valve installation more convenient.

This utility model discloses a tube expansion mechanism for automotive parts, including a punch assembly, a forming area, a clamping area, and a mandrel guide area. The clamping area includes an upper clamping die and a lower clamping die, forming a clamping cavity between them. The forming area includes an upper forming die and a lower forming die, forming a forming cavity between them. The mandrel guide area includes a guide block and a guide block fixing seat. The guide block has a mandrel guide hole, and a mandrel is placed inside the mandrel guide hole. The guide block fixing seat and the guide block are installed in a guide mounting seat. The forming area, clamping area, and mandrel guide area are all fixed to the top of the base, and the tops of the forming area, clamping area, and mandrel guide area are pressed together by a cover plate. This utility model takes the synchronous follow-up of the mandrel as its core, and through the adjustable guide block to adapt to multiple specifications of pipe fittings, and through auxiliary clamping to strengthen the fixation, it ultimately forms a technical solution with fully controllable material flow, precise R-angle dimensions, and effective safety function assurance.

The short-time accurate thermal control system comprises a liquid storage device, one end of the liquid storage device is communicated with the inlet end of a working medium conveying pump, the other end of the liquid storage device is communicated with a temperature control valve, and the outlet end of the working medium conveying pump is communicated with the inlet end of a flow channel of the high-power device. The flow channel outlet end of the high-power device is communicated with the temperature control valve; the temperature control valve is further communicated with one end of the working medium reflux pump, the other end of the working medium reflux pump is communicated with one end of the cold box, and the other end of the cold box is communicated with the heat dissipation assembly; and a one-way valve is arranged between the flow channel outlet end of the high-power device and the temperature control valve. According to the short-time accurate thermal control system for the high-power device, different flow requirements can be met for different high-power devices, the flow and the flow velocity of a working medium are controllable, meanwhile, the temperature of the inlet end of a flow channel of the high-power device and the temperature of the outlet end of the flow channel of the high-power device are controlled to be constant, and accurate temperature control is achieved.

The utility model discloses a kind of polyvinylpyrrolidone iodine solution filling machines of one-time multi-bottle filling, comprising: rack, the bottom of the rack is provided with cabinet door, the top front side of the rack is provided with chute, and the inside of chute is equipped with movable protection plate;Conveying belt, the conveying belt is set in the middle part of rack;Mounting bracket, the mounting bracket is set below liquid medicine bucket, and mounting bracket is fixedly connected with rack, the front side of the mounting bracket is provided with medicine cartridge, the top of upper valve is connected with water pipe, the lower portion of medicine cartridge is provided with lower valve, the inside of medicine cartridge is provided with piston, the rear end of piston rod is connected with connecting rod, and the middle part of connecting rod is provided with electric telescopic rod.The polyvinylpyrrolidone iodine solution filling machine of one-time multi-bottle filling, the front and rear positions of bottle are conveniently positioned, the upper and lower of bottle mouth and filling pipe correspond, filling pipe is equidistantly provided with multiple, conveniently filling multiple bottles at a time, to improve filling efficiency.

The utility model relates to the technical field of metallurgical equipment, and discloses a movable cathode phosphorus pig iron casting vehicle with an anti-skid support, which comprises a vehicle body structure, an open casting groove is arranged at the top of the vehicle body structure, and an equipment frame is arranged below the vehicle body structure; the inner wall of the casting groove is a flow guide inclined plate inclining towards the center, a flow guide hole is formed in the middle of the groove bottom, and a detachable flow guide plate is connected below the flow guide hole. The four sets of telescopic anti-skid supporting legs are arranged on the two sides of the equipment frame respectively, a high-temperature-resistant ceramic pad is arranged at the tail end of each set of supporting legs, and due to the fact that the inner wall of the casting groove is the flow guide inclined plate inclining towards the center, molten iron can be effectively guided to flow, and the overflow risk is reduced. Meanwhile, the flow guide hole and the detachable flow guide plate are arranged in the middle of the tank bottom, so that the flow direction and flow of molten iron are conveniently controlled, and the operation safety is further improved. The height of the four sets of telescopic anti-skid supporting legs can be adjusted according to needs, and the stability and supporting force of the casting trolley under different ground conditions are guaranteed.