24results about How to "Improve anti-blocking effect" patented technology

The invention discloses a multifunctional flushing aspirator and a using method thereof, and relates to the technical field of medical instruments. The external pipeline mechanism is arranged in the handle, is connected with an external flushing device and a negative pressure device, and is used for switching flushing operation or suction operation; one end of the flushing suction tube is installed on the handle, the end, connected with the handle, of the flushing suction tube is communicated with an external pipeline mechanism, and the flushing suction tube is driven by the external pipeline mechanism to flush and suck a designated position; the flushing suction tube is sleeved with the outer sleeve in a sliding mode, one end of the outer sleeve is installed on the handle through a first telescopic mechanism, and the other end of the outer sleeve is provided with a screen part. While the flushing suction tube is used for realizing full-effect suction of liquid, the flushing suction tube can extend out of the screen part of the outer sleeve when needed so as to realize the effect of preventing blockage during suction.

The invention relates to the technical field of axial flow pumps, in particular to a blade angle adjusting device for an axial flow pump and the axial flow pump. The blade angle adjusting device comprises an impeller hub, a flow guide cover is fixedly installed at the bottom of the impeller hub, and a fixing frame inserted into the impeller hub is fixed to the top of the inner wall of the flow guide cover; first mounting holes which are annularly distributed at equal intervals are formed in the circumference of the impeller hub, the inner walls of the first mounting holes are connected with steering shafts through sealing bearings, pump blades are fixedly mounted at one ends of the steering shafts, and steering gears are fixedly mounted at the other ends, extending into the impeller hub, of the steering shafts. According to the axial flow pump, the angles of the pump blades can be flexibly changed, the axial flow pump can operate efficiently under different flow and lift requirements, when the angles are adjusted to be large, the rotating speed of the smashing shaft and the rotating speed of the smashing cutter are synchronously increased, hard objects such as branches are sufficiently and rapidly smashed, and the service life of the smashing cutter is prolonged. And hard objects are prevented from flowing into the axial flow pump along with quickly circulating water to influence the safety performance of the pump body.

The utility model discloses an anti-blocking charging barrel of an injection molding machine, which belongs to the technical field of injection molding machines and comprises a storage tank, the upper side of the storage tank is communicated with a feed port, the bottom of the storage tank is communicated with a blanking pipe, the lower end of the blanking pipe is communicated with a conveying barrel, and one end of the lower side of the conveying barrel is communicated with a feed port connected with the feed end of the injection molding machine. A synchronous driving mechanism is fixedly connected to one side of the material storage tank, a stirring mechanism is arranged in the material storage tank, a material conveying mechanism is arranged in the material conveying barrel, and the two ends of the synchronous driving mechanism are electrically connected with the stirring mechanism and the material conveying mechanism respectively. According to the utility model, the synchronous driving mechanism is arranged, so that the stirring and conveying operations can be realized when the device feeds materials to the injection molding machine by only one motor, the energy consumption and the equipment investment cost are saved, the injection molding production cost is reduced, and the dredging mechanism is arranged to dredge when the blanking pipe is blocked, so that an anti-blocking effect is achieved.

The invention relates to the technical field of wood chippers, and particularly discloses a wood chipper feeding anti-blocking control system and an automatic unblocking method.The wood chipper feeding anti-blocking control system comprises a feeding conveying system, a cutting knife roller and a feeding pressing roller, the included angle a is formed between the upper plate face of a wood conveying belt and the horizontal line, and the included angle a is an acute angle. The automatic blockage clearing method comprises the following steps that S1, if the actual pressure monitored by the pressure-sensitive module meets a set blockage pressure threshold value, blockage is judged; s2, a driving module of the feeding conveying system and a driving module of the feeding compression roller are controlled to stop driving or reversely drive; s3, the telescopic cylinder is controlled to rise, the lifting rod is promoted to jack upwards and reach the highest position, and then the telescopic cylinder is controlled to reset; and S4, a driving module of the feeding conveying system is controlled, and a driving module of the feeding compression roller normally drives feeding. The method has the advantages of reducing the phenomenon of machine jamming, reducing the equipment failure rate and the like.

The low-noise centrifugal fan with the noise reduction function comprises a centrifugal fan body, an air outlet barrel is installed on one side of the centrifugal fan body, a dust cover is detachably connected to the outer side of the air outlet barrel through screws, and a knocking assembly is arranged on the outer side of the air outlet barrel on one side of the dust cover. And a connecting block is mounted on one side of the centrifugal fan main body. According to the utility model, the sound insulation cover covers the driving motor, that is, the edge block is plugged into the butt joint hole, and the edge block is clamped into the outer side of the clamping rubber block by utilizing the elastic deformation performance of the rubber clamping roller, so that the sound insulation cover can be conveniently mounted on one side of the connecting block, and noise generated in the working process of the driving motor can be blocked by utilizing the sound insulation cover; the sound insulation cover is used for further noise insulation, the sound insulation cover is filled with sound absorption cotton, noise absorption can be conducted, the noise reduction effect is achieved, and the comfort level of the surrounding environment during use can be improved.

The utility model relates to the technical field of drainage ditches, and discloses a linear drainage ditch structure which comprises an integrated drainage ditch pre-buried in a road surface and used for collecting rainwater and enabling the rainwater to be discharged into a municipal rainwater pipeline from high to low along the integrated drainage ditch. A drainage ditch grid cover plate is arranged at the upper end of the integrated drainage ditch in a covering mode, in order to facilitate covering and improve stability, stepped grooves are formed in the two side edges of the upper end of the integrated drainage ditch, and the two sides of the drainage ditch grid cover plate are clamped in the stepped grooves. The drainage ditch grid cover plate is provided with structural holes for rainwater to fall into the integrated drainage ditch. The anti-blocking drainage buoy is arranged on the groove surface of the drainage ditch to form a convex drainage hollow structure, so that water can be smoothly drained, the arranged water storage barrel can be used for accumulating water at the initial stage of rainwater gathering, so that the anti-blocking drainage buoy can be jacked up at the first time, and the subsequent drainage effect is smoothly ensured.

The utility model relates to the technical field of crushing pumps, in particular to a bidirectional pressurizing crushing sewage pump for an intelligent dog toilet. The sewage pump comprises a main shell, a water outlet pipe and a main shaft assembly. The main shaft assembly comprises a crushing impeller; a first mounting hole is formed in the center of the crushing impeller, and six fan blades including a pair of long fan blades, a pair of short fan blades and a pair of inclined fan blades are arranged on the outer side of the crushing impeller in an annular array mode with the first mounting hole as the center. By arranging three pairs of crushing parts with different crushing areas, the crushing surface of the crushing impeller completely covers the cross section of the inner cavity of the main shell. And it is ensured that a mixture passing through the crushing impeller can be fully crushed, and the discharging effect of the sewage pump is improved.

The utility model belongs to the field of water conservancy projects, particularly relates to a sediment separating device, and aims to solve the problems that sediment is inconvenient to fully dilute and the anti-blocking effect is poor through left-right shaking of a shell in the using process of an existing separating device, the following scheme is provided: the sediment separating device comprises a shell, a feeding hole is formed in the top of the shell, and a discharging hole is formed in the bottom of the shell; a water inlet and a water outlet are formed in the two sides of the shell respectively, a conical hopper is fixedly installed in the shell, a plurality of supporting plates are fixedly installed in the shell, sliding openings are formed in the supporting plates, filter screens are installed in the sliding openings in a sliding mode, two symmetrical fixing plates are fixedly installed on the tops of the supporting plates, and anti-blocking mechanisms are arranged on the filter screens. According to the anti-blocking device, in the using process, silt can be fully diluted conveniently, and the anti-blocking device is good in anti-blocking effect, high in stability, simple in structure and convenient to use.

A pneumatic conveying anti-clogging device for waste materials includes a pneumatic conveying pipeline, an electric heating belt, and a pneumatic conveyor. The pneumatic conveyor has a conveying port, and the pneumatic conveying pipeline is connected to the conveying port of the pneumatic conveyor. The pneumatic conveying pipeline includes a straight pipe and a bend. The heating belt is installed on the pneumatic conveying pipeline and is bolted around the junction of the straight and bend pipes. This invention allows for more flexible arrangement of the electric heating belt, resulting in better anti-clogging performance and enabling full coverage of bends or straight pipes at any location. When the moisture content of the waste sample is high, the heating effect of the electric heating belt can directly reduce the accumulation of waste sample at the bend, thus effectively preventing pipeline blockage.

A vibration device for preventing blockage in a mining raw material chute includes a hopper. The hopper is characterized by a detachable mounting plate with two symmetrically welded grooves at intervals. Multiple sets of limiting holes are spaced apart on the grooves. A slider is positioned between the two grooves, and a vibrator is detachably mounted on the slider. Ear plates are provided on both sides of the slider, and the ear plates are adjustable and fixed via first bolts and limiting holes. This invention combines detachability and adjustability. The vibrator position can be precisely adapted to the material blockage situation. The bolted connection and convex groove structure ensure no loosening during vibration, effectively improving hopper unblocking efficiency and reducing maintenance costs.

The utility model relates to the technical field of retaining walls, in particular to a drainage structure of a cantilever retaining wall, which comprises a retaining wall body, a pre-buried base and a water drainage and storage plate, the bottom of the retaining wall body is connected with the pre-buried base, and the water drainage and storage plate is mounted on one side of the retaining wall body; the drainage structure has the beneficial effects that when the drainage structure of the cantilever retaining wall is used, the first water outlet is closed through the corresponding valve, the water inlet and the second water outlet are opened through the corresponding valve to drain and store water, and when the external water level is too high, the second water outlet is closed through the corresponding valve, and a pipe is connected at the first water outlet; the water outlet position at the first water outlet is higher than the water flow position, the valves at the water inlet and the first water outlet are opened to drain water, the pebble water filtering layer filters impurities during water drainage, the impurities are filtered again through the filter screen at the water inlet, and then the corresponding water outlet is selected to drain water according to requirements. The anti-blocking effect is good, and meanwhile flexible drainage can be conducted according to drainage requirements.

The utility model belongs to sewage treatment equipment technical field, concretely relates to a PVC pipeline for sewage treatment, including pipeline body, pipeline bend, sealing connection subassembly, is equipped with anti -blocking flow guide subassembly in pipeline body, is equipped with maintenance sewage cleaning subassembly in the bottom of pipeline bend. Anti -blocking flow guide subassembly contains spiral pollution guide rib, flow guide cone and bionic convex point, can guide sewage flow, reduce impurity deposition;Sealing connection subassembly guarantees the leakproofness of pipeline connection;Maintenance sewage cleaning subassembly is convenient for jam dredging;It is also equipped with sensor module, data processing module etc. can monitor pipeline operating state. The utility model is anti -blocking, and the sealing performance is good, is convenient for maintaining and can intelligent monitoring, is applicable to the field of sewage treatment.

The utility model relates to a screw extruder, belongs to the technical field of screw extruders, and in particular relates to a screw extruder for producing high-strength polyester filament non-woven fabric, which comprises a fixed frame, a bottom plate, a bearing block, an extrusion barrel and an anti-blocking component, the anti-blocking assembly comprises a discharging hopper, a rotating rod, a bevel gear set, a fixing plate, a rotating shaft, a first scraping plate, a second scraping plate, a reciprocating lead screw, a limiting rod, a reciprocating block and a conical block. Through the arrangement of the anti-blocking assembly, the possibility that the blanking hopper is blocked due to the fact that raw materials attached to the inner wall of the blanking hopper are not cleaned in time during blanking of the blanking hopper can be avoided, the blanking effect is improved, and the problem that liquid or viscous polyester materials can be attached to the inner wall of the blanking hopper during blanking and cannot be cleaned in time is solved. The polyester material cannot completely fall off through vibration, the polyester material attached to the inner wall is solidified after a long time, and if the polyester material is not cleaned in time, the blanking hopper is still blocked.

The invention belongs to the technical field of sewage treatment, and provides a sulfur autotrophic multistage soil infiltration system and application. The system comprises a sulfur autotrophic multi-stage soil infiltration reactor, an intermittent micro-aeration module, a uniform water distribution module and a water collection layer, a nitrification unit, a denitrification unit and a phosphorus removal unit are sequentially distributed on the sulfur autotrophic multi-stage soil infiltration reactor from top to bottom; the nitration unit comprises a percolation layer, and the percolation layer comprises filler I; the percolation layer of the denitrification unit comprises a mixed filler II, the soil mixing block comprises a mixed filler IV, the percolation layer of the phosphorus removal unit comprises a mixed filler III, and the soil mixing block comprises a mixed filler V. The sulfur autotrophic multistage soil infiltration system has excellent CODcr and nitrogen and phosphorus removal performance, good impact resistance and anti-blocking performance, high economic benefit and small occupied area, solves the problem of insufficient nitrification, strengthens the sulfur autotrophic denitrification process, and promotes further treatment, application and popularization of decentralized sewage.

The utility model relates to the technical field of flotation machines, and discloses a slag salvaging anti-blocking device of a light material water flotation machine, which comprises a water tank plate, a left side plate is fixedly connected to the left side in the water tank plate, a right side plate is fixedly connected to the right side in the water tank plate, and bearing seats are fixedly connected to the front sides of the top ends of the left side plate and the right side plate. The rear sides of the top ends of the left side plate and the right side plate are fixedly connected with supporting seats, the inner sides of the two supporting seats are rotatably connected with driving rollers, a motor is fixedly installed on the right side of the top end of the water tank plate, and the output end of the motor is fixedly connected with a speed reducer. According to the light material water flotation machine, light material residues entering the lower portion of the chain plate machine can be cleared away, the sorting quality of the machine can be improved, the sorting efficiency can be improved, the possibility that a motor and a water pump are damaged is reduced, and the maintenance cost is reduced.

The utility model discloses a kind of material distribution transfer devices for ship unloader, it includes first conveyor belt, second conveyor belt, electric push rod, material distribution hopper;The first conveyor belt and second conveyor belt are side by side arrangement, the material distribution hopper is located above first conveyor belt and second conveyor belt, the material distribution hopper includes upper and lower opening rectangular cylinder, the middle part of the rectangular cylinder is equipped with baffle and is divided into first cylinder and second cylinder;First inclined plate is equipped in the first cylinder;Second inclined plate is equipped in the second cylinder;Material distribution hopper both sides are respectively arranged one track and sliding assembly, and the sliding assembly is connected with material distribution hopper by connecting rod;Electric push rod is fixedly installed between first conveyor belt and second conveyor belt, and the moving end of electric push rod is fixedly connected with material distribution hopper.This device adopts the mode of material distribution hopper and exchanges discharge port, achieves the purpose of left and right material distribution, improves anti-blocking capacity and work efficiency.

This invention belongs to the field of medical device manufacturing technology, specifically relating to a conveying device for producing syringe plunger stoppers. It includes a base, a hopper, and a spiral channel. The spiral channel is connected to the bottom of the hopper and located inside the base. A sleeve is rotatably connected to the outside of the base, and a geared disc is integrally formed on the outside of the sleeve. A motor drives the sleeve to rotate through gear meshing with the geared disc. The inner wall of the sleeve has interconnected spiral grooves and inclined grooves. Ball bearings are slidably connected to the outside of the hopper, rolling within the spiral grooves and inclined grooves. A threaded sleeve is connected above the sleeve, and a spring is provided between the threaded sleeve and the hopper. A limiting piece is provided at the bottom of the threaded sleeve. An arc-shaped block is slidably connected within a groove on the outer wall of the sleeve, and a push rod that can extend into the inclined groove is provided on the inner side of the arc-shaped block. This invention achieves automated unblocking by causing the hopper to vibrate up and down through the rotation of the sleeve. The vibration intensity is adjustable, balancing anti-clogging effect and stopper protection, effectively improving conveying efficiency and production quality.

The utility model discloses an adjustable toner cartridge carbon powder supplementing device, which belongs to the technical field of toner cartridge carbon powder supplementing and comprises a cartridge body and a carbon powder box. According to the adjustable toner cartridge carbon powder supplementing device, stirring blades are pushed to be inserted into a toner cartridge through a square sliding rod, a baffle is pushed to move, a discharging opening is separated, the discharging opening is automatically opened, carbon powder supplementing is conducted, then a rotating block is rotated, and a stirring rod, the stirring blades and a knocking ball are driven by the rotating block to work cooperatively through the rotating rod; the rotation of the stirring rod and the stirring blades effectively prevents agglomeration and blockage of the carbon powder and ensures good fluidity of the carbon powder, the knocking ball connected with the rope periodically knocks the inner wall of the carbon powder box under the action of centrifugal force and shakes off the attached carbon powder, the risk of blockage of the discharge port is reduced, and meanwhile, energy storage and energy release circulation of the torsion spring can release energy after the rotating block is loosened, so that the discharge port is prevented from being blocked. The rotating rod and the stirring rods and the stirring blades on the rotating rod are reversely driven to rotate, so that the turbulent flow and anti-blocking effects are further enhanced.

This invention relates to a propellant co-mixing device containing magnetic powder, belonging to the field of energetic materials processing technology, specifically a device for co-mixing propellants containing magnetic powder. This invention addresses problems in existing propellant mixing processes, such as easy agglomeration of magnetic powder, poor flowability, uneven local mixing, and difficulty in precisely controlling the feeding amount. It includes a liquid storage tank, a magnetic premixing device, a quantitative solid powder feeding chamber, a vibration-assisted mixing chamber, a water bath chamber, a Y-type manifold mixing connector, and a flexible pipeline. By incorporating the magnetic premixing structure, the vibration-assisted mixing pipeline, and the quantitative solid powder feeding mechanism, it achieves liquid-phase pre-dispersion of magnetic powder, quantitative introduction of solid powder, and mixing through a flexible mixing channel, thereby improving the uniformity and flowability of the high-viscosity solid-liquid mixture system and enhancing mixing safety and continuity.

The invention relates to the technical field of corrugated pipes, in particular to a double-wall corrugated pipe which comprises a corrugated pipe body and an external hose, mounting mechanisms are fixedly mounted at the two ends of the corrugated pipe body, and a filtering mechanism is fixedly mounted at the inner end of the external hose. When the outer ring is twisted, the telescopic spring on the base plate in the annular groove can be extruded, the sliding strip moves to drive the limiting rod to move, at the moment, the butt joint insertion pipe can be inserted into the butt joint sleeve, the outer ring is loosened after insertion is completed, the limiting spring resets to push the limiting rod to be inserted into the arc-shaped sleeve, and clamping installation of the filter part and the external hose and the two sides of the corrugated pipe body is achieved. When disassembly and assembly are needed, the outer ring is twisted again, the sliding strip extrudes the spring to enable the limiting rod to be separated from the arc-shaped sleeve, then the butt joint insertion pipe can be pulled out, through the design, disassembly and assembly of parts such as the corrugated pipe body become convenient, complex tools are not needed, and the use efficiency is improved.

The utility model discloses an anti-blocking device for a blanking chute, which comprises an open hole arranged on the chute, the chute is provided with an unblocking scraper blade for unblocking, and the chute is provided with a driving device for driving the unblocking scraper blade to move. And the chute is provided with a driving device for driving the unblocking scraper blade to move through the open hole. And the driving device adopts a rodless cylinder. A sliding block of the rodless air cylinder goes deep into the open hole to be connected with the unblocking scraping piece. The device is stable in operation and good in anti-blocking effect.

The anti-blocking device comprises a sludge pump body, the bottom of the sludge pump body is fixedly connected with a base, a through hole is formed in one side of the base in a penetrating mode, the bottom of the through hole is rotationally connected with a rotating shaft, the peripheral side of the rotating shaft is fixedly connected with a plurality of crushing cutters, and the two sides of the through hole are fixedly connected with a water inlet pipe and a water outlet pipe. The inner walls of the water inlet pipe and the water outlet pipe are rotationally connected with two rotating pipes. The through hole, the water inlet pipe and the water outlet pipe are dredged in multiple modes, the anti-blocking effect is good, the spiral blades are installed in the water inlet pipe and the water outlet pipe, when the flow of muddy water is large, the spiral blades are matched with components to help to accelerate flowing of the muddy water, and blocking is avoided; when the sludge pump body works, the internal crushing cutter can crush large impurities to ensure normal flowing of muddy water, and when the internal air pressure of the through hole, the water inlet pipe and the water drainage pipe is smaller than the external atmospheric pressure, the exhaust pipe is matched with components to ensure that the internal air pressure is balanced, and blockage is avoided.

The utility model discloses a multi-range coverage type dampening device of a bill rotary press, which comprises a dampening solution storage box, a bottom frame, a connecting plate and a water pump, and the bottom end of the dampening solution storage box is connected with the bottom frame. The servo motor drives the main shaft to rotate and drives the upper-tooth semi-fluted disc to rotate, the linkage belt is matched to enable the driven shaft to rotate, the lower-tooth semi-fluted disc is further driven to rotate, the upper-tooth semi-fluted disc and the lower-tooth semi-fluted disc rotate to be meshed with the tooth block, then the movable frame reciprocates left and right, and the movable block moves synchronously. The movable block slides on the guide column, the guide column is used for limiting and guiding movement of the movable block and the movable frame, then the supporting plate, the supporting block and the liquid spraying pipe are driven to do left-right reciprocating motion, the spraying head can move synchronously, the spraying range of fountain solution sprayed by the spraying head can be adjusted conveniently, and comprehensiveness and high efficiency of printing plate fountain of the bill rotary press are guaranteed.