385results about How to "Improve the vibration effect" patented technology

The invention relates to a structural parameter construction method for reducing vibration of a transformer. The method comprises the following steps: acquiring vibration characteristics and working condition data of the transformer; constructing a genetic algorithm model based on the objective function; candidate solution vibration performance verification based on finite element simulation; constructing a hybrid optimization strategy based on a genetic algorithm and finite element simulation; verifying and optimizing the scheme under a multi-dimensional working condition; outputting a vibration calculation result and evaluating a scheme. According to the structural parameter construction method for reducing the vibration of the transformer, the preliminary schemes are screened by applying a fast convergence genetic algorithm, and the candidate schemes are subjected to high-precision verification in combination with finite element simulation, so that the defects of a traditional vibration calculation method in the aspects of efficiency and accuracy are overcome; and the design change can be quickly responded, and the vibration performance is optimized, so that the high-standard requirements of modern power equipment on the aspects of safety and reliability are met, and powerful technical support is provided for the design and improvement of the transformer.

The invention discloses a concrete pouring device for constructional engineering construction, which is mainly used for producing and pouring concrete prefabricated structural members and comprises a pouring hopper and a mold conveyor, and the pouring hopper is erected and mounted at the outlet end of the mold conveyor through a support. A pouring mold is conveyed to the position below a discharging opening of a pouring hopper through a mold conveyor, a before-pouring vibrating mechanism is installed at the discharging opening in the lower end of the pouring hopper, and concrete is pre-vibrated through the before-pouring vibrating mechanism before discharging. Traditional vibration treatment is conducted through vibration of the vibration mechanism after pouring, then the vibration mechanism after pouring is driven by the floating mechanism to float up and down, so that concrete is evenly vibrated up and down, comprehensive and even vibration of the concrete in a pouring mold is achieved in cooperation with conveying of the mold conveyor to the pouring mold, bubbles in the concrete can be reduced, and the concrete quality is improved. Therefore, the pouring quality of the concrete prefabricated structural member is improved.

The invention relates to the technical field of radio orientation, in particular to a measuring method capable of tracking and recording motion trail information of a vibrating rod, which comprises the following steps: arranging at least four UWB (Ultra Wideband) base stations, fixing UWB transmitters at the joint of the vibrating end of the vibrating rod and a rubber tube, and fixing IMU (Inertial Measurement Unit) sensors at the vibrating end of the vibrating rod; according to the data output by the UWB transmitter and the IMU sensor, the position and posture of the vibrating rod in the detected target mold are calculated through a positioning algorithm, and the motion trail of the vibrating rod is further calculated; and according to the vibrating time, the vibrating area and the vibrating area overlapping degree of the vibrating rod, the vibrating state of the concrete is analyzed. The UWB technology and the IMU technology are fused, so that high-precision positioning of the vibrating rod can still be kept under the ground where wireless signals such as GPS signals cannot be transmitted, and the vibrating quality can be conveniently detected and evaluated.

The invention discloses a building concrete construction vibrating device and method, and relates to the technical field of concrete vibrating. The device comprises a supporting frame, and further comprises a movement adjusting unit and a vibration adjusting unit which are arranged on the supporting frame; the moving adjusting unit comprises a moving assembly and a plurality of vibrating assemblies, and a plurality of vibrating rods are arranged in the vibrating assemblies; the vibration adjusting unit comprises an angle adjusting assembly and a distance adjusting assembly. The vibrating device has the advantages that the inclination angles and the intervals of the vibrating rods can be flexibly adjusted according to the concrete pouring thickness and the concrete pouring position in practical application, the angles, the depths and the positions of the vibrating rods inserted into the concrete can be accurately controlled, and the vibrating efficiency is greatly improved by adopting a vibrating mode of quick insertion, slow pulling and timing. According to the concrete vibrating device, concrete can be vibrated carefully, equal-interval insertion point type distributed vibration can be achieved according to the pouring characteristic of the concrete, the situation of over-vibration or vibration leakage can be effectively avoided, and the vibrating effect is better.

The invention discloses an intelligent vibrating rod, and relates to the technical field of concrete pouring equipment. The device comprises a gasoline engine, a vibrating rod head is arranged on one side of the gasoline engine, and an adjustable rod body is arranged between the gasoline engine and the vibrating rod head; a direction adjusting part and an angle adjusting part are arranged in the adjustable rod body, and the vibrating rod head is fixed after being adjusted in a circumferential rotation mode around the adjustable rod body through the direction adjusting part. And the vibrating rod head is fixed after being overturned and adjusted at the end part of the adjustable rod body through the angle adjusting piece. According to the device, the adjustability of the angle of the vibrating rod head is realized through the matching of the worm, the worm gear and the like, the vibrating coverage can be ensured without frequently moving the vibrating rod or adjusting the construction position in a narrow space, the vibrating surface can be greatly increased through the matching of the angle adjusting piece, the vibrating blind area does not exist, and the working efficiency is improved. The uniformity and compactness of the concrete are ensured, and the requirements of users are met.

The invention provides a precoated sand coating production screening machine, belongs to the technical field of precoated sand production, and solves the technical problems that an existing screening machine is tedious in screen replacement, high in energy consumption, poor in screening effect and the like. Comprising a rack, an up-down vibration mechanism, a screen mechanism and a screen box mechanism, the screen box mechanism is hinged to the lower portion of the inner side of the rack, a transmission mechanism, a first driving motor and a high-pressure fan are arranged on the upper end face of the rack, an eccentric vibration mechanism is arranged on the side portion of the rack, and a plurality of reset springs are arranged between the left side and the right side of the screen box mechanism and the rack; a turning plate mechanism is arranged on the rear side of the screen box mechanism, a plurality of blower guns are arranged on the inner top of the screen box mechanism, a scattering roller is arranged on the rear side of the interior of the screen box mechanism, and a plurality of scraper mechanisms are arranged on the screen mechanism. The vibrating screen can vibrate up and down, is low in energy consumption, good in vibration effect and capable of vibrating left and right, enables raw materials to be dispersed, is high in screening efficiency, long in screening path, stable in screening quality, convenient to install and capable of being automatically cleaned, and ensures that the working environment is clean.

The invention belongs to the technical field of gravel separation devices, and particularly relates to an energy-saving type automatic concrete vibration gravel separation system. Comprising a shell, a motor, a sieve plate, a cleaning roller, a lead screw assembly and a rocker assembly, the motor is arranged on the shell, a rotating shaft is in transmission connection with the motor, the lead screw assembly is rotationally connected to the outer side wall of the shell, the rocker assembly is arranged on the outer side wall of the shell, and the lead screw assembly and the rocker assembly are both in transmission connection with the rotating shaft; the screen plate is arranged on the inner side wall of the shell in a sliding mode, the rocker assembly is connected with the screen plate, the cleaning roller is arranged on the lead screw assembly, the rim face of the cleaning roller abuts against the screen plate, and a plurality of teeth meshed with a plurality of meshes in the screen plate are arranged on the rim face of the cleaning roller. The rocker assembly and the lead screw assembly respectively drive the sieve plate and the cleaning roller to alternately reciprocate so as to clean gravel blocked on meshes of the sieve plate; the screening plate can be prevented from being blocked, and the gravel separation efficiency is improved.

The invention relates to the technical field of shakeout machine equipment, and discloses a vibration exciter type inertial vibration shakeout machine which comprises a base, a vibration structure and a screening structure. The base is rectangular, the vibration structure is fixedly arranged on the upper wall of the base, and the screening structure is fixedly arranged on the vibration structure; the device has an efficient screening effect; through the synergistic effect of the first vibration assembly and the second vibration assembly, the vibration effect of the first sieve plate can be improved, according to the whole scheme, assembly structures can be selected according to different requirements, the possibility of flexibility and customization is provided, and the requirements of different users and different application scenes are met; through the arrangement of the stirring structure, especially the design of the stirring rod, the stirring rod can reciprocate below the sieve plate and is obliquely attached to the sieve plate, so that the stirring rod can be inserted into the sieve holes under the action of elastic force, the blockage of the sieve holes is effectively prevented, and the continuity and the stability of the sieving process are ensured.

The present invention relates to the field of fertilizer technology, and discloses an organic fertilizer fermentation tank, including a fermentation tank base and a tank body, a driving motor is fixedly installed at the lower end of the fermentation tank base, the tank body is fixedly installed at the upper end of the fermentation tank base, a small round hole is opened on the outer wall of the tank body, and the small round hole is used for air intake, a rotating shaft is vertically arranged in the tank body, a spiral metal plate is fixedly welded on the outer wall of the rotating shaft, and the rotation of the rotating shaft can smoothly drive the spiral metal plate to rotate, providing a driving force, a fixed cover for ventilation is fixedly installed at the upper end of the fermentation tank base, and a fixed ring is fixedly installed on the inner wall of the tank body to fit the inner wall of the tank body. The organic fertilizer of the present invention can achieve a better degree of stirring stick, so that the moisture is kept evenly, and at the same time, each part of the organic fertilizer can be in contact with the air, so as to achieve better aerobic fermentation.

The invention discloses novel cement pipe pouring forming equipment, and relates to the technical field of pouring equipment, the novel cement pipe pouring forming equipment comprises a supporting seat and a reinforcement cage body, a pouring inner mold and a pouring outer mold are arranged at the top of the supporting seat, the reinforcement cage body is placed between the pouring inner mold and the pouring outer mold, and a control assembly is arranged on the supporting seat. According to the novel pouring forming equipment for the cement pipe, periodic knocking treatment is conducted on the inner wall of the pouring inner mold through the knocking rods, high-frequency vibration is generated, the vibration effect in concrete is remarkably improved through the vibration, and therefore the concrete is fully compacted, bubbles in the concrete are effectively eliminated, and the concrete quality is improved. The reinforcement cage has important significance for improving the strength and durability of the cement pipe, the central position of the reinforcement cage body between the pouring inner mold and the pouring outer mold is ensured through an accurate adjusting and positioning mechanism, the reinforcement cage is prevented from moving in the pouring process, and the construction efficiency is improved. And the problem of non-uniform stress distribution caused by the fact that the position of the reinforcement cage deviates from the center is also avoided.

The invention discloses an engine stop control method and device for an extended-range hybrid vehicle, and the method comprises the steps: when the vehicle meets an engine stop working condition, requesting an engine to execute the zero clearing of torque after determining that an engine stop flag bit is set for a preset time, and requesting the rotating speed of a generator to be reduced to an idling rotating speed at the same time; issuing an engine stop instruction, controlling the torque of the generator according to the rotating speed of the generator to reduce the rotating speed of the generator to zero, and stopping the engine when the engine sends out the identification information of the stop state and the rotating speed of the generator is reduced to zero. The problem that in the prior art, when the engine of the extended-range hybrid vehicle is shut down, abnormal shaking is likely to be caused is solved.

The invention discloses a crushing and sieving device for preparing sodium dichloroisocyanurate powder, and relates to the technical field of preparation of sodium dichloroisocyanurate powder.The crushing and sieving device comprises a sieving box, a crushing box and mounting blocks, and the mounting blocks are fixedly mounted on the inner wall of the sieving box; according to the sodium dichloroisocyanurate powder screening device, after being crushed, sodium dichloroisocyanurate powder enters the screening box and falls onto the inclined screening plate, the sodium dichloroisocyanurate powder moves in the inclined direction under the action of gravity, vibration generated by working of the crushing device is transmitted to the screening box and the screening plate, powder movement and screening are assisted, the screening efficiency is improved, and the screening effect is improved. Impact force and gravity generated when powder falls act on the elastic pieces to vibrate the elastic pieces, the vibration effect of the screening plate is enhanced, powder accumulation can be prevented through reset vibration of the elastic pieces, the powder is loosened and easy to flow, synchronous screening is promoted when the powder slides down, the screening efficiency and quality are improved, materials are accurately classified and screened according to the particle size, and high-quality raw materials are provided for subsequent procedures.

The invention belongs to the technical field of medicine mixing, and discloses a multifunctional mixing device for tablet medicine production and a mixing method.The multifunctional mixing device comprises a mixing tank body, a second servo motor is fixed to the bottom end of the mixing tank body, a motor connecting rod is fixed to the top end of the second servo motor, and a driving defoaming mechanism is arranged at the top end of the mixing tank body; through cooperation of a stirring barrel, a limiting sleeve, a second connecting rod and other structures, when the rotating speeds of a first servo motor and a second servo motor are different, the second connecting rod makes contact with the long end of an extrusion disc and then shrinks inwards, and after passing, a third reset spring resets the second connecting rod; furthermore, when the raw materials pass through a transmission blade, the transmission blade is driven to rotate so as to drive a third connecting rod to rotate, so that the vibration effect is further improved; therefore, the aim of conveniently improving the mixing effect when the device mixes the medicine raw materials and the auxiliary materials is achieved.

The present invention relates to the technical field of sand-dropping machine equipment, and discloses an exciter-type inertial vibration sand-dropping machine, comprising a base, a vibration structure and a screening structure; the base is rectangular, the vibration structure is fixedly arranged on the upper wall of the base, and the screening structure is fixedly arranged on the vibration structure; the present invention has a high-efficiency screening effect; through the synergistic effect of the first vibration component and the second vibration component, the vibration effect of the first screen plate can be improved, and the overall solution can be assembled and structured according to different needs, providing flexibility and customization possibilities to meet the needs of different users and different application scenarios; by setting a toggle structure, especially the design of a toggle rod, it can be reciprocated and tilted under the screen plate, so that the toggle rod can be inserted into the screen hole under the elastic force, effectively preventing the blockage of the screen hole and ensuring the continuity and stability of the screening process.

The invention discloses a vibrating device for mass concrete pouring construction, and belongs to the technical field of concrete vibrating, the vibrating device comprises a control carrier and a vibrating driving box, the top end of the control carrier is rotatably connected with a hydraulic push plate through a mounting seat, and the output end of the hydraulic push plate is fixedly connected with a retention top plate through a hydraulic cylinder; the bottom end of the retention top plate is connected with a plurality of vibrating assemblies through a plurality of rotating bases. According to the concrete vibration device, through the arrangement of the multiple driven gear rings and the high-frequency vibration rods, the multiple driven gear rings can be used for driving the high-frequency vibration rods to be subjected to high-frequency polarization in the autorotation state, so that the concrete vibration effect of the high-frequency vibration rods is better, and meanwhile through the arrangement of a detection assembly and an arc-shaped detection plate, the detection efficiency is improved; the real-time vibration condition of concrete can be comprehensively judged through mutual assistance of the height change of the arc-shaped detection plate and the air pressure change detected by the air pressure sensor, so that the judgment of concrete vibration qualification is more standardized, and the condition of excessive vibration or insufficient vibration of the concrete is avoided.

The invention discloses an air conditioner primary filter convenient to clean, and relates to the technical field of primary filters, the air conditioner primary filter convenient to clean comprises a front outer frame, a rear outer frame and a filter screen, the front outer frame and the rear outer frame are detachably clamped, the filter screen is detachably arranged in the front outer frame and the rear outer frame, the front outer frame faces the air inlet end of an air conditioner, and a plurality of mounting shafts are longitudinally arranged in the rear outer frame at intervals; the filter screen is laid in the direction, facing the front outer frame, of the installation shafts, the filter screen is arranged between the adjacent installation shafts in a backward sunken mode, a front screen plate and a rear screen plate are arranged in the front outer frame and the rear outer frame respectively, an insertion plate is rotationally arranged below the front screen plate, and an insertion groove clamped with the insertion plate is formed in the lower portion in the front outer frame. And the upper part of the front screen plate is clamped with the upper part of the inner wall of the front outer frame through bolts. Through the mode that vibration cleaning is matched with electrostatic plate dust collection, simple water-free cleaning can be conducted on the inner filter screen without opening the front outer frame and the rear outer frame during cleaning every week, operation is easy, and use is more convenient.

The invention discloses a silica gel product forming mold easy to demold, and belongs to the field of injection molding. Comprising an injection molding box, a plurality of electromagnetic valves are fixedly connected to the lower surface of the injection molding box, a cooling box is arranged below the injection molding box, a box cover is arranged on the upper surface of the cooling box, a plurality of upper molds are fixedly connected to the lower surface of the box cover, and the upper molds communicate with the bottom ends of the electromagnetic valves; a partition plate is fixedly connected to the interior of the cooling box, and a lower mold is fixedly connected to the position, below the upper mold, of the upper surface of the partition plate; when the device is used, a silica gel material to be subjected to injection molding is put into the injection molding box, the electromagnetic valve is opened, so that the molding material is injected between the lower mold and the upper mold for injection molding, after injection molding is completed, the knob can be held by hand to drive the screw rod to rotate, and the injection molding box and the box cover are controlled to ascend together, so that the lower mold and the upper mold are separated; and the demolding function can be achieved conveniently.

The invention discloses a circular saw blade base body provided with a vibration reduction inner cavity and a method, solves the problem that the rigidity of a saw blade is reduced due to the arrangement of a vibration reduction groove of the saw blade in the prior art, and has the beneficial effects of effectively absorbing vibration and improving the rigidity of the saw blade. Comprising a first saw blade body and a second saw blade body, the inner side face of the first saw blade body is connected with the inner side face of the second saw blade body, and a damping groove is formed in the inner side face of at least one of the first saw blade body and the second saw blade body so that a circular saw blade base body can be provided with a damping inner cavity; the depth of the vibration reduction grooves is smaller than the thickness of the first saw blade body or the second saw blade body, and when the first saw blade body and the second saw blade body are provided with the vibration reduction grooves, the shapes of the vibration reduction grooves are the same or different, and the arrangement modes of the vibration reduction grooves are the same or different. The first saw blade body and the second saw blade body are both provided with vibration reduction grooves, and when the first saw blade body and the second saw blade body are in butt joint, the vibration reduction grooves are arranged in a staggered mode.

The invention provides an edible mushroom breeding method, which comprises the following steps: S1, disinfecting a culture dish, and placing a strain and a culture solution in the culture dish, S2, placing the culture dish in a breeding device, and S3, taking out the culture dish in the culture device to complete breeding, a glass door is arranged on the front side of the breeding box, a breeding unit is arranged on the inner side of the breeding box, a fixing plate is fixedly connected to the inner side of the breeding box and located above the breeding unit, a plurality of conveying cavities are fixedly connected to the lower side of the fixing plate, and a plurality of nozzles are fixedly connected to the lower sides of the conveying cavities. By arranging the breeding box, the U-shaped plate, the pulling plate, the placing plate, the cam, the inclined plate and the culture dish main body, the culture dish on the placing plate can be conveniently oscillated when the edible mushrooms are bred, the oscillation effect is improved, and the growth of the edible mushrooms in the culture dish is facilitated.

The utility model relates to the technical field of slag powder production, and discloses a coarse sand screening device for granulated blast furnace slag powder production, which comprises a base, an obliquely arranged screening shell is arranged above the base, a grading screening net is fixedly arranged in the screening shell, and a first collecting hopper and a second collecting hopper are fixedly arranged at the bottom of the screening shell. Discharging hoppers are fixedly arranged at the bottom of the first collecting hopper and the bottom of the second collecting hopper correspondingly, the first collecting hopper and the second collecting hopper are elastically and movably connected with the base, vibration motors are fixedly arranged on the side wall of the first collecting hopper and the side wall of the second collecting hopper correspondingly, and a feeding pipe is fixedly arranged on one side of the top of the screening shell. A slag discharging pipe is fixedly arranged on one side of the bottom of the screening shell, and a switch valve is arranged on the pipe wall of the slag discharging pipe. A closed screening structure is adopted, the phenomenon that dust is exposed and pollutes the environment is avoided, the safety of people is guaranteed, meanwhile, the grading screening efficiency is high, and the production efficiency is improved.

The invention relates to the technical field of electric meters, and particularly discloses an assembled electric meter with an overheat protection mechanism, which comprises an electric meter outer box body with a hollow structure, a transparent protective cover is mounted on the front side of the electric meter outer box body by using bolts, and fixing sheets are fixedly mounted on the upper and lower sides of the electric meter outer box body. A cooling fan is installed at the lower end in the electric meter outer box body, a mounting plate is fixedly installed on the rear side wall in the electric meter outer box body, and an independent electric meter is installed on the front side of the mounting plate. According to the assembled ammeter provided with the overheating protection mechanism, in the ammeter using process, a cooling fan is used for being matched with air flowing between air inlet grooves, so that the purpose of taking away heat is achieved, meanwhile, the temperature of the independent ammeter is monitored in real time through a temperature sensor, and when the temperature of the independent ammeter is too high, a conveying pump is started through a controller; the cooling liquid in the storage box is conveyed into the water cooling pipeline to flow, the purpose of further heat dissipation is achieved through heat exchange of the water cooling pipeline, and overheating protection is conducted on the electric meter.

The invention relates to the technical field of experimental instruments, and discloses an oscillation driving device and a culture device. The oscillation driving device includes: a base plate; the motor is arranged below the bottom plate; the eccentric shaft assembly is arranged above the bottom plate, the eccentric shaft assembly comprises a rotating shaft and an eccentric shaft which are eccentrically arranged, and the rotating shaft penetrates through the bottom plate to be connected with the motor; the driving plate is arranged above the eccentric shaft assembly and is connected with the eccentric shaft; and the fixing mechanism is located between the driving plate and the bottom plate, a limiting part is limited by the fixing mechanism, and the limiting part is matched with the eccentric shaft assembly and / or the driving plate so that the eccentric shaft assembly can drive the driving plate to move along a preset track. Therefore, the oscillation driving device is directly driven by the motor, the transmission loss is reduced, and the noise is reduced.

The utility model provides a horizontal compressor, in particular to a horizontal rotary compressor and a horizontal scroll compressor, the compressor comprises a compressor body and a damping unit positioned on the lower side of the compressor body, and the damping unit comprises at least one group of first damping devices; preferably, the first damping devices are a pair of damping devices symmetrically arranged on the two sides of the compressor body, and the two axes of the pair of damping devices intersect with the rotating axis of the compressor body and are perpendicular to the rotating axis of the compressor body. The utility model further provides a vehicle-mounted air conditioner comprising the horizontal compressor and a vehicle comprising the vehicle-mounted air conditioner.

The utility model discloses a vibration sounding device and electronic equipment. The vibration sounding device comprises a shell, a first magnetic circuit system, a second magnetic circuit system, a first vibration system and a second vibration system. The first magnetic circuit system comprises a central magnetic part. The first vibration system and the second vibration system are arranged on the two opposite sides of the first magnetic circuit system, the second vibration system comprises a vibrator assembly and a driving coil, the driving coil comprises two oppositely-arranged connecting edges, and the second magnetic circuit system is arranged on the side, opposite to the center magnetic part, of the driving coil. The central magnetic part comprises a first magnet and a second magnet which are adjacent and opposite in magnetizing direction, the second magnetic circuit system comprises a third magnet and a fourth magnet which are opposite in magnetizing direction, and in the first direction, the first magnet and the third magnet are the same in magnetizing direction and located on the two opposite sides of a connecting edge. And the second magnet and the fourth magnet have the same magnetizing direction and are positioned on two opposite sides of the other connecting edge. The vibration sounding device provided by the utility model has good sounding and vibration effects.

The linear vibration motor comprises a vibration unit arranged in a shell and an elastic piece which is fixed with the vibration unit and suspends the vibration unit in the shell, the vibration unit comprises a mass block fixedly connected with the elastic piece, and the elastic piece comprises an elastic part connected with two fixing parts. An elastic part comprises two elastic arms which are arranged at intervals in the first direction, a mass block comprises a main body part connected with an elastic part, the main body part comprises a side face connected with the elastic part, and the mass block further comprises protruding parts which protrude and extend towards a shell from the side face in the vibration direction. The elastic parts and the protruding parts are oppositely arranged at intervals in the second direction perpendicular to the vibration direction and the first direction, the problems that in the prior art, due to the fact that an elastic piece is only provided with a single elastic arm, the structure size is large, and plastic deformation is likely to happen are effectively solved, and meanwhile the size of the mass block is effectively increased; and the performance of the linear vibration motor is further improved.

The invention relates to the technical field of node grouting construction, in particular to an assembly building connection node grouting construction machine and method, the assembly building connection node grouting construction machine comprises a grouting pipe and a feeding valve, and the feeding valve is arranged on the upper portion of the outer side wall of the grouting pipe in a communicating mode; the rotating shaft is installed in the grouting pipe through the driving device, the driving device is used for driving the rotating shaft to rotate and move up and down, the spiral blade is installed on the outer side wall of the rotating shaft, and the top end of the vibration rod is installed at the bottom end of the rotating shaft through the adjusting device; the adjusting device is used for driving the vibration rod to swing and adjust, a vibration device is arranged in the vibration rod and used for driving the vibration rod to vibrate, and the scraper is installed on the outer side wall of the rotating shaft. According to the vibrating device, a vibrating rod vibrates different positions of mortar, the vibrating effect is improved, the grouting quality is improved, the discharging smoothness of the mortar is improved, residues of the mortar in a grouting pipe are reduced, and the use convenience is improved.

An automatic control system for sewage treatment comprises a grating filter box, an adjusting tank, an anaerobic tank, an aerobic tank, a flocculation tank and a water storage tank, and further comprises a mixer, a filter press and a PLC control cabinet, and the grating filter box, the adjusting tank, the anaerobic tank, the aerobic tank, the mixer, the flocculation tank, the filtering and purifying tank and the water storage tank are sequentially communicated; the flocculation tank is further connected with a second sludge pump, an outlet of the second sludge pump is communicated with the aerobic tank and the filter press respectively, and a water outlet of the filter press is communicated with the regulating tank; a water level sensor for monitoring the water level is arranged in the anaerobic tank, a water quality sensor is arranged in the aerobic tank, and a concentration sensor is arranged at the bottom in the flocculation tank; a defoaming device is laid at the upper end of a pool opening of the aerobic pool, and a plurality of defoaming soft heads facing the interior of the aerobic pool are arranged in the defoaming device. By arranging the defoaming device, foams generated in the aerobic tank can be eliminated, reduction of nitrogen and phosphorus removal efficiency is avoided, and meanwhile, environmental pollution caused by foam overflow is prevented.

The invention relates to the technical field of material crushing, in particular to a material coagulated particle separating and crushing device which comprises a crushing hopper, a crushing assembly and a material overturning assembly, the crushing assembly is rotationally arranged in the crushing hopper, the material overturning assembly is rotationally arranged in the crushing hopper, and the material overturning assembly is located on the periphery of the crushing assembly. A left cross frame and a right cross frame of the crushing assembly rotate, a plurality of sliding sleeves further drive a plurality of sliding rods and crushing steel wires to rotate together, the condensed granular water reducing agent raw materials located in a crushing hopper are preliminarily crushed, and the crushing steel wires generate an oscillation effect; on one hand, the crushing effect on the condensed granular water reducing agent raw materials can be improved, and on the other hand, the water reducing agent raw materials attached to the surfaces of the crushed steel wires can be separated in an oscillating force mode, so that a large number of water reducing agent raw materials are prevented from being accumulated on the surfaces of the crushed steel wires.

The utility model belongs to the technical field of chip capacitor screening, and particularly relates to a screening device for chip capacitor production, which comprises a shell, a platform fixedly connected to the bottom of the shell, a fixed frame fixedly connected to one side of the shell, a vibration motor fixedly connected to the interior of the fixed frame, a screen arranged in the shell, and a fixed block arranged on one side of the screen. A fixed block is arranged on the base, a movable block is arranged on the surface of the fixed block, a sliding block is fixedly connected to the bottom of the movable block, a sliding groove is formed in the fixed block, a spring is fixedly connected to the interior of the sliding groove, and a connecting rod is fixedly connected to one side of the fixed block. When the vibration motor runs, the bottom plate arranged at the bottom of the supporting rod can conduct buffering through the damping springs fixedly connected with the bottom plate, generated vibration is reduced, the damping effect is enhanced through the damping columns connected with the damping springs in a sleeving mode, vibration generated by equipment is reduced, and the stability of the equipment is enhanced.