40results about How to "Avoid affecting efficiency" patented technology

The utility model provides an intelligent water and fertilizer all-in-one machine device, which relates to the technical field of agricultural equipment and comprises a treatment box, a purification mechanism for layered filtration of a water source is arranged in the treatment box, and a water injection pipeline is respectively communicated with an intelligent water and fertilizer all-in-one machine main body and a water and fertilizer mixing tank through a three-way joint. A stirring mechanism for fully mixing water and fertilizer is arranged in the fertilizer and water mixing tank. According to the device, an extracted water source is subjected to layered filtering treatment through the arranged filtering sieve plate and a filtering medium in the storage frame, and fertilizer and clear water in the tank body are fully stirred through the arrangement of the driving motor, the rotating shaft rod and the layering plate; therefore, the problem that the work efficiency is low due to the fact that impurity accumulation is easily formed in an irrigation pipeline and the pipeline is blocked due to the fact that the water source filtering efficiency and the fertilizer dissolving efficiency of the fertilization irrigation equipment are low is solved.

The utility model discloses a feeding mechanism of an automatic cylindrical lithium battery labeling machine, which belongs to the technical field of cylindrical lithium battery production equipment and comprises a labeling table, a material box arranged on the labeling table and used for labeling and feeding batteries, and a support frame fixed on the labeling table, the feeding mechanism of the cylindrical lithium battery automatic labeling machine further comprises a conveying part and an auxiliary hopper, wherein the conveying part is arranged on the supporting frame and used for continuously filling the batteries into the material box, and the auxiliary hopper is arranged between the material box and the discharging end of the conveying part. According to the utility model, the auxiliary hopper, the conveying part, the reciprocating driving part and other structures are matched for use, so that the batteries are kept in a transverse dumping posture and fall into the material box in the process of falling into the material box from the conveying part, and the batteries are uniformly paved in the material box under the conveying of the reciprocating auxiliary hopper, so that the automatic filling of the batteries in the material box is realized, and the working efficiency is improved. And the filling efficiency of the battery is improved, and the continuity and efficiency of battery label sleeving are prevented from being influenced.

A sewing machine needle fixing and installing device belongs to the technical field of sewing machines and comprises a needle cylinder, a movable clamping piece and a machine needle, sliding grooves are symmetrically formed in the inner wall of the needle cylinder, the movable clamping piece is movably arranged on the sliding grooves, and the upper end of the machine needle is installed on the movable clamping piece; the movable clamping piece comprises a first fixing block, a second fixing block and a threaded rod, an inner screw hole is formed in the first fixing block, a counter bore is formed in the second fixing block, the counter bore and the inner screw hole are formed in the same axis, one end of the threaded rod is movably arranged in the counter bore, and the other end of the threaded rod penetrates through the counter bore and is arranged in the inner screw hole in a threaded connection mode. A first screw hole and a second screw hole are symmetrically formed in the outer wall of the needle cylinder, the first screw hole is close to the counter bore and movably connected with the counter bore, the second screw hole is close to the inner screw hole and movably connected with the inner screw hole, the first screw hole is in threaded connection with a fastener, and a mounting groove is formed between the first fixing block and the second fixing block. The machine needle can be conveniently installed in place and fastened, and the phenomena that the machine needle is not firmly installed and the machine needle is inclined are avoided.

The invention discloses an assembling structure of a current collector and a machine shell of a ventilator, and relates to the technical field of ventilators, the assembling structure comprises a current collector flange and a reinforcing ring, the outer side of the current collector flange is provided with a large hole, one side of the current collector flange is connected with a sealing ring, one side of the sealing ring is provided with a machine shell front side plate, and the other side of the sealing ring is provided with a machine shell back side plate. A connecting hole is formed in one side of the machine shell front side plate, the reinforcing ring is arranged on one side of the machine shell front side plate, a positioning hole is formed in the outer end of the reinforcing ring, the positioning hole is hexagonal, a thick nut is connected into the positioning hole, and a hexagon bolt is in threaded connection with the interior of the thick nut. The thick nut can be preliminarily limited through the positioning hole, welding operation is carried out on the first welding part, the thick nut can be fixed to the reinforcing ring, then the reinforcing ring only needs to be welded to the front side plate of the machine shell, a traditional screw hole can be replaced, therefore, it is not needed to open a high-precision screw hole in the large front side plate of the machine shell, and the machining cost is reduced.

The invention relates to the related technical field of ascites drainage, and discloses a digestive system department clinical ascites drainage device which comprises a shell, a display screen and a control panel are arranged on one side of the upper portion of the shell, a mounting cavity, a drainage cavity and a storage cavity are formed in the shell, a cylinder is arranged in the drainage cavity, and a round pipe is rotationally arranged in the cylinder; a movable assembly is arranged in the cylinder; a second annular plate can move up and down and rotate to drive a second scraping plate to move up and down and rotate, so that the inner wall of the cylinder is cleaned; when the first scraping plate moves downwards to be in contact with the inner side of the guide ring, the first scraping plate rotates to scrape ascites attached to the inner side of the guide ring; and the interior of the circular tube is connected with one of the discharging cavities through rotation of the circular tube, so that the discharging cavities connected with ascites are adjusted through rotation of the circular tube, the ascites can be continuously extracted from the abdomen of a patient, the storage box can be replaced without stopping drainage, and the ascites drainage efficiency is improved.

An anti-falling large-expansion-angle anchor head relates to the technical field of geotechnical engineering anchoring support, and improves the connection stability of an expansion sheet and an anchor head column body by improving the structures of the expansion sheet and the anchor head column body and the matched structure of the expansion sheet and the anchor head column body, thereby improving the anchoring strength. Comprising an anchor head column body and expansion pieces arranged on the two sides of the anchor head column body, a threaded through hole is formed in one axial end of the anchor head column body, diagonal planes are arranged on the two sides of the anchor head column body, guide grooves are formed in the diagonal planes at the other end of the anchor head column body, the expansion pieces can slide along the guide grooves, limiting grooves are further formed in the diagonal planes, and the limiting grooves are communicated with the threaded through hole. A guide strip and a limiting protrusion are arranged at the end, located in the anchor head column body, of the expansion piece, and when the expansion piece slides at the set position of the anchor head column body, the limiting protrusion is clamped with the limiting groove.

The utility model discloses a color mould roller assembly convenient to disassemble, which comprises a roller shaft and rotation adjusting assemblies, the left end and the right end of the outer side of the roller shaft are connected with connecting gears, the rotation adjusting assemblies are arranged on the left side and the right side of the roller shaft, and each rotation adjusting assembly comprises a rotating shaft, an inserting fixing plate and a butt joint hole. The outer side of the rotating shaft is connected with an insertion fixing plate, a butt joint hole is formed in the insertion fixing plate, the outer side of the insertion fixing plate is connected with a convenient-to-disassemble assembly, and a butt joint rod penetrates through the interior of the insertion fixing plate. Compared with an existing color mold roller, the color mold roller assembly convenient to disassemble has the advantages that through connection and fixation among the rotary adjusting assembly, the assembly convenient to disassemble and the butt joint rod, convenient insertion and fixation can be carried out, supporting and limiting can be carried out after fixation, disassembly, assembly and cleaning are easy, and the fixing assembly and the roller disassembling and replacing assembly are tightly pressed and fixed; the stability of the equipment can be improved while the disassembly and assembly are easy, and the influence on the use efficiency of the equipment is avoided.

The utility model discloses film roll detection equipment. The film roll detection equipment comprises a rack, a first supporting device, a lamplight assembly and a traction assembly, the first supporting device comprises two first supporting assemblies arranged in the left-right direction in a spaced mode, the first supporting assemblies are installed on the rack, the two first supporting assemblies jointly support the roller shaft, and the film is wound around the roller shaft. The lamplight assembly is installed on the rack and located in front of the first supporting device. The traction assembly comprises a traction wheel and a traction driving part, the traction wheel is rotationally connected to the rack, and the traction driving part is used for driving the traction wheel to rotate around the axis of the traction wheel. The film roll detection equipment is specially used for detecting a film roll, the situation that efficiency is affected due to the fact that a splitting machine needs to be occupied is avoided, the lamplight assembly directly irradiates the surface of a film, the visibility of film defects is enhanced, a flashlight does not need to be manually held for searching, the traction wheel can control the moving speed of the film, and manual pulling is avoided; manual labor intensity is reduced; and continuous focusing observation of personnel is facilitated.

The invention relates to a transformer lead covering device, comprising a workbench and a clamping seat fixedly installed on the top of the workbench, a support plate fixedly installed on one side of the clamping seat, and a clamping groove for clamping the end of the lead, a pressing mechanism for positioning the end of the lead is arranged on the top of the support plate, and a drying mechanism for drying the lead is arranged below the support plate; the extended end of the electric push rod is controlled to extend to the longest, so that the pressing block cooperates with the clamping groove to press the end of the lead to make it flat, and at the same time, the rollers at both ends of the moving frame roll on the corresponding trapezoidal block inclined surface, and then the extended end of the cylinder is controlled to shrink to the shortest, so that the flattened heat shrink sleeve is conveniently sleeved on the ends of several leads, and the hot air flow is sprayed from two L-shaped nozzles, and the two clamping blocks are separated from the heat shrink sleeve, and the heat shrink sleeve shrinks and deforms due to the heat, so as to provide protection for the ends of several leads. This process simplifies the process of installing the heat shrink sleeve and ensures the efficiency of covering.

The utility model belongs to the field of quartz sand, particularly relates to a feeding device for quartz sand production, and provides the following scheme aiming at the problems in the prior art that the phenomenon of non-uniform feeding is easy to generate, and quartz sand is different in size and inconvenient to use in the later period: the feeding device comprises a base, an auxiliary mechanism is arranged on one side of the base, and a feeding mechanism is arranged on the other side of the base. Four supporting legs are fixedly connected to the top of the base, the tops of the four supporting legs are fixedly connected with the same box, a conveying mechanism and a vibrating mechanism are arranged on one side of the box, a feeding port is fixedly formed in the top of the box, a discharging port is fixedly formed in one side of the box, and two smashing rollers are rotationally connected into the box. A support is fixedly connected to one side of the box body, and a driving motor is fixedly connected to the top of the support. According to the quartz sand feeding device, quartz sand can be evenly fed and can be smashed, and the working efficiency is improved.

The utility model relates to the technical field of forklifts, and discloses a universal type driving support for a forklift, which comprises two mounting seats, a fixing plate is arranged at the tops of the two mounting seats, a mounting frame is arranged at the bottoms of the two mounting seats, a mounting groove is formed in the right side of the mounting seat on the left side, and the fixing plate is arranged on the fixing plate. Two mounting pipes are fixedly connected to the inner surface of the left side of the mounting groove, and mounting rods are slidably connected to the inner surfaces of the mounting pipes. Through rotation of the threaded rod, the threaded plate is limited by the limiting rod to move in the left-right direction, and movement of the threaded plate in the left-right direction plays a role in effectively adjusting the relative position of the two mounting frames in a high-precision mode through threaded transmission; and the effect of efficiently adjusting the positions of the two mounting frames is achieved through mutual cooperation of rapid adjustment and high-precision adjustment, so that the effect of rapid mounting is achieved by adjusting the mounting positions when driving devices of different models are mounted, and the effect that the use efficiency is affected by replacement of a mounting structure is avoided.

This utility model relates to the field of wire thread insert technology, specifically a winding device for wire thread inserts. It mainly includes a support frame, with a mounting bracket fixedly installed on the rear side of the support frame. A movable slider is installed on one side of the top of the support frame, and a guide box is slidably connected to the top of the movable slider. The grinding and finishing assembly includes a connecting end, with an elastic connector connected to one side of the connecting end and a grinding head connected to one side of the elastic connector. The cleaning and adjusting assembly includes a transmission wheel, with a grinding roller connected to the inner side of the transmission wheel. This winding device for wire thread inserts processes the wire thread insert by guiding and transmitting the wire, then winding it around a winding screw and cutting it. When the wire is positioned at the front end of the winding screw, the arc-shaped grinding groove inside the grinding head grinds the end of the wire to remove burrs, avoiding affecting subsequent use efficiency and improving processing efficiency.

The utility model discloses a low-nitrogen combustor capable of automatically adjusting the air volume, and relates to the field of low-nitrogen combustors, the low-nitrogen combustor comprises a combustor body, a base plate, an air inlet pipe, a fixing box, an adjusting assembly and a rectifying assembly, a motor drives a transmission rod to rotate through cooperation of a worm and a worm gear, and the transmission rod drives a gear ring to rotate through a transmission gear; the gear ring drives the transmission gear at one end of the rotating rod to rotate, then the adjusting plate is driven to rotate, the air inlet amount is adjusted, manual adjustment is not needed, convenience and rapidness are achieved, and through arrangement of the partition plates in the inserting cylinder, air inlet turbulence is eliminated, it is guaranteed that entering airflow is evenly distributed, and combustion stability is improved; and the threaded sleeve is reversely rotated to drive the external threaded cylinder to move, so that the external threaded cylinder is controlled to extrude the insertion cylinder, the insertion cylinder is conveniently pulled out to clean and maintain a partition plate in the insertion cylinder, and carbon deposition caused by long-term use, airflow resistance increase and influence on the efficiency of the combustor are avoided.

The utility model provides a nursery stock transplanting irrigation device, belongs to the field of irrigation devices, and aims to solve the problem that the irrigation amount is inconvenient to control. The nursery stock transplanting irrigation device comprises a cart, a treatment box is fixedly connected to the cart, a feeding pipe is fixedly connected to the treatment box, a threaded rod is fixedly connected to a rotating rod, and the threaded rod is rotatably connected into a mounting plate; the threaded rod is in threaded connection with a moving block, the moving block is fixedly connected with a liquid distribution box, and the liquid distribution box is fixedly connected with a sliding block. Through the arrangement of the quantitative box, when the irrigation amount needs to be controlled, a first pump body can be started, the first pump body conveys fertilizer water into the quantitative box through a conveying pipe, the amount of water needing to be irrigated can be checked through an observation window in the quantitative box, quantitative conveying can be conducted, and a second pump body conveys liquid into a liquid distribution box through a spring hose; an external pipe mounted on the liquid distribution box can be connected with a pipeline to irrigate the seedlings, so that the use stability is improved.

The utility model relates to sealing ring detection technical field, concretely is a kind of blanking mechanism for sealing ring, it mainly includes support frame, the inner side of support frame is provided with conveying belt, and the top of support frame is provided with detection table, the rear side of support frame is provided with mounting plate, the flexible clamping assembly includes moving clamp plate, the inside of moving clamp plate is provided with elastic connecting rod, and the outside of elastic connecting rod is provided with rubber pad, the limiting adjusting component includes connecting plate, and the top of connecting plate is provided with clamping plate, the bottom of connecting plate is provided with limit card pad. The blanking mechanism for sealing ring of the application is adjusted by moving clamp plate being set in the bottom of slider mutually away, and rubber pad is conveniently attached to the inner side of sealing ring, and is adsorbed in cooperation with adsorption hole, improves the transfer stability to sealing ring, reduces the clamp mark generated when sealing ring is clamped, avoids affecting the use efficiency of sealing ring subsequently, improves the transfer adjustment efficiency of blanking mechanism.

The invention provides face recognition equipment with a self-protection function and a use method thereof, and relates to the technical field of face recognition equipment, the face recognition equipment comprises a face recognition gate, and the top of the face recognition gate is provided with a self-protection structure; a quick release structure is arranged at the top of the self-protection structure; a face recognition machine is arranged on the quick release structure; when a pedestrian passes through the face recognition gate, unconscious touch on the face recognition machine is possibly caused, at the moment, the face recognition machine rotates through a rotating block after being touched, rotation of the rotating block enables a connecting block and a rotating plate to rotate, and therefore a ball rotates on a limiting plate; when a pedestrian passes through the face recognition gate, the two extension rods are affected, so that the two extension rods change under the action of the two first springs, and after the pedestrian passes through the face recognition gate, the extension rods return to the original positions under the action of the first springs, so that the face recognition gate rotates to the original position.

The utility model discloses a device for preventing bottom layer yarn from being clamped in during POY full roll switching, which comprises a supporting bottom plate and inner extrusion components, the middle part of the top end of the supporting bottom plate is connected with an inserting and fixing component, the inner extrusion components are arranged on the left side and the right side of a movable frame, the upper end and the lower end of a rotating rod are connected with extrusion springs, and the inner extrusion components are arranged on the left side and the right side of the movable frame. And an extrusion positioning assembly is arranged on the inner side of the rotating rod. Compared with an existing bottom layer yarn clamping prevention device, the bottom layer yarn clamping prevention device used during POY full-roll switching has the advantages that the inner extrusion assembly, the extrusion positioning assembly and the gluing assembly are arranged for supporting, gluing and smoothing, the surface smoothness of a paper tube during POY full-roll switching is improved, and the situation that bottom layer yarn clamping is prevented, and the use efficiency is affected is avoided; the positions of the inserting fixing assembly at the bottom end and the movable frame are adjusted according to the size of a paper tube, the applicability of the equipment is improved, the air drying efficiency of colloid can be improved in the using process through the air drying assemblies arranged on the left side and the right side of the bottom end, and then the using efficiency of the equipment is improved.

The utility model discloses an SMD support with corrosion resistance, which comprises a copper base plate and a clamping protection assembly, the outer surface of the copper base plate is provided with an anti-corrosion assembly, the anti-corrosion assembly comprises a galvanized plate and an epoxy resin layer, the outside of the galvanized plate is provided with the epoxy resin layer, and the epoxy resin layer is arranged on the outer surface of the galvanized plate. The front end of the copper substrate is provided with a connection heat dissipation assembly, and the clamping protection assembly is arranged at the front end of the connection heat dissipation assembly. Compared with an existing support, the SMD support with the corrosion resistance has the advantages that the corrosion-resistant assembly and the clamping protection assembly are arranged for anti-corrosion protection, the service life of equipment is prolonged, the influence on the use efficiency is avoided, the safety performance in the use process is improved through connection protection of the connection heat dissipation assembly and the connection installation assembly, and the practicability is further improved; and under the cooperative use of the easy-to-tear row holes and the side edge protection assemblies, the number can be conveniently selected, the side edge protection can be performed through the connection of the side edge protection assemblies, and the applicability of the product is improved.

The invention relates to the technical field of steel pipe processing, and discloses a processing and positioning device for steel structure welded pipes and a positioning method thereof, comprising a conveying mechanism, wherein the conveying mechanism also comprises a workbench, a welding gun is fixedly connected to the top of the workbench, and a plurality of conveying racks are fixedly connected to the top of the workbench, and the force of the rotation of a motor is used to drive a rotating rod 1 located on the right side to rotate, so that a conveying wheel rotates, and the rotation of the rotating rod 1 located on the right side also drives the pulley to rotate, and then the pulley located on the left side is rotated through a belt transmission, which drives a rotating rod 2 to rotate, so that a gear 1 rotates, thereby driving a gear 2 to rotate, and a rotating rod 1 located on the left side to rotate, and drives the conveying wheel located on the left side to rotate, so that the conveying wheels on both sides rotate in opposite directions, so that the conveyed welded pipes are brought close to each other, and then an electric telescopic rod is started to extend, so that a compression sleeve located on the top is lowered to approach the compression sleeve at the bottom, and the lowering of the compression sleeve located on the top drives the sliding rod to lower.

The utility model relates to the technical field of side hole machines, and discloses a side hole machine with an anti-skid structure, which comprises a machining table, a fixing assembly and a protection assembly are arranged on the surface and inside the machining table, and the fixing assembly comprises a second threaded rod, a rocker, a second threaded column, a fixing frame, a bolt and a clamping plate. Through the arranged protection assembly, a rocker is continuously rotated, the surface of an L-shaped plate abuts against an abutting block, the abutting block moves downwards, a linkage plate is opened, a sliding block and a clamping block are driven to move close to a long plate, at the moment, the surface of the clamping block abuts against the surface of the long plate, the clamping block enters a sliding groove, a third spring is compressed, and when the clamping block is parallel to a limiting groove, the third spring is released; and the inner wall of the limiting groove abuts against the side, away from the inclined face, of the clamping block, so that the clamping block is limited, at the moment, the second threaded column cannot continue to move, and the situation that the clamping device is not stopped in time, workpiece deformation is caused, and follow-up use is affected can be avoided.

The invention relates to the technical field of electrolytic aluminum electrolytic cell cleaning, in particular to an electrolytic aluminum electrolytic cell cleaning structure which comprises a moving vehicle, a set of built-in grooves are formed in the inner wall of a cleaning cylinder, a trigger mechanism and a power-off button are arranged in each built-in groove, and each trigger mechanism comprises a trigger head and a trigger pressing plate. And the outer surface of the trigger head is slidably connected with the inner wall of the built-in groove, and the upper surface of the trigger head is fixedly connected with a trigger rod. According to the device, through cooperation of the cleaning cylinder, the driving mechanism and the multi-point knocking mechanism, hard objects at the bottom of the electrolytic aluminum bath and crusts on the side wall of the electrolytic aluminum bath can be crushed; the electrolytic aluminum electrolytic bath is convenient to clean, the power-off buttons can be triggered through cooperation of the built-in bath and the triggering mechanism, the electrolytic aluminum electrolytic bath is a plane when no hard objects or crusts exist on the electrolytic aluminum electrolytic bath, all the power-off buttons can be triggered, the driving mechanism stops working, and the electrolytic aluminum electrolytic bath is prevented from being damaged.

This utility model relates to the field of ventilation and air exchange, specifically a novel mine ventilation unit. It includes two ventilation fans arranged one behind the other as backups. Each ventilation fan comprises a housing, blades, and a control system. An electric motor is centrally located within the housing and fixedly connected to it. The motor's rotor is fixedly connected to a rotating head. Several blades are rotatably connected to the side of the rotating head, with the connection point between the blades and the rotating head located in the lower middle part of the blades. A coil spring is installed within the connection point between the rotating head and the blades to align the blades with the airflow direction. The rotation range of the blades is 0–60°. The mine ventilation unit also includes a backup ventilation fan. The motor of the backup ventilation fan is electrically connected to the control system, which receives signals, controls the opening and closing of the ventilation fan, and outputs signals to the outside. This utility model achieves the purpose of a novel mine ventilation unit by incorporating an automatic shutdown and startup backup ventilation fan.

The invention provides a piece splitting and frame inserting device which comprises a rack and a material frame transferring mechanism arranged on the rack, the material frame transferring mechanism is provided with a conveying channel, the conveying channel is used for conveying a material frame, the conveying channel is provided with a first end and a second end which are oppositely arranged in the horizontal direction, and the first end is used for feeding or discharging of the material frame; the splitting mechanism is provided with a feeding port and a discharging port which are oppositely formed in the horizontal direction, the splitting mechanism is used for splitting a single piece of glass into a plurality of pieces of glass, and the split glass flows into the material frame located at the second end from the discharging port; the material frame conveying mechanism is arranged on the rack and close to the first end, and the material frame conveying mechanism is used for providing or receiving a material frame for the first end; and the machine arms can grab the glass or the material frame so as to transfer the position of the glass or the material frame. According to the technical scheme provided by the invention, the problem that in the prior art, glass splitting and frame inserting are both manually operated, and the efficiency is low can be solved.

The utility model discloses a cap punching device convenient to collect waste, which comprises a bottom plate, two adjacent sides of the bottom plate are respectively connected with an L-shaped back plate and a mounting vertical plate, the mounting vertical plate is connected with a first electric cylinder, the output end of the first electric cylinder is connected with a drilling device through a connecting component, the L-shaped back plate is connected with a second electric cylinder, and the second electric cylinder is connected with a connecting component. The output end of the second electric cylinder is connected with an upper side limiting arc block, one side of the bottom plate is connected with a side limiting mechanism, the bottom plate is connected with a motor, an output rod of the motor is connected with a transmission structure, the transmission structure is connected with a double-end lead screw, the two ends of the double-end lead screw are connected with matched nut sleeves, the nut sleeves are connected with sliding blocks, and the upper sides of the sliding blocks are connected with inserting barrels. The inserting cylinders are connected with matched inserting rods in an inserted mode, the inserting rods are connected with limiting rods, the outer sides of the inserting cylinders on one side are connected with rectangular blocks, the rectangular blocks are provided with a plurality of dovetail-shaped sliding grooves which are connected with dovetail-shaped sliding blocks in a sliding mode, and the dovetail-shaped sliding blocks are connected with a material collecting frame.

The utility model relates to the field of numerical control grinding, and discloses numerical control grinding and polishing equipment which comprises a supporting table, a protective frame is fixedly connected to the upper surface of the supporting table, two moving plates are slidably connected to the upper surface of the supporting table, and connecting columns are rotatably connected to the side surfaces of the two moving plates. The opposite ends of the two connecting columns penetrate through the protection frame to the interior of the protection frame and are fixedly connected with clamping plates, a plurality of discharging grooves are formed in the portion, located on the inner side of the protection frame, of the upper surface of the supporting table, and a brush rod is slidably connected to the portion, located on the inner side of the protection frame, of the upper surface of the supporting table. According to the grinding device, chippings and flying dust generated during grinding are prevented from flying into the surrounding environment through the protection frame, and the brush rod slides while grinding is conducted, so that the chippings, the dust and the like generated during grinding can be swept in real time, and the situation that the grinding efficiency and quality are affected is avoided.

The utility model relates to the technical field of clean coal processing, and discloses a coarse particle clean coal dehydration and ash reduction device which comprises a frame, a bottom plate is placed on the inner side of the frame, a push rod motor is fixedly installed on the upper surface of the frame, and a centrifugal cylinder is placed on the outer side of the bottom plate. A driving motor is fixedly installed in the middle of the lower surface of the supporting table. By arranging the centrifugal cylinder, the bottom plate and the annular plate, when a single batch of clean coal is discharged, the portal frame can be driven by the transmission shaft of the push rod motor to move upwards, the portal frame drives the centrifugal cylinder to move upwards, a large amount of clean coal slides down through the supporting table, then the clean coal moves downwards to reset the centrifugal cylinder, coal is added, and then scattered coal is treated. The problem that efficiency is affected due to discharging waiting can be avoided, meanwhile, in the upward moving process of the centrifugal barrel, coal attached to the inner wall of the centrifugal barrel can be scraped off through the annular plate, an independent attached coal cleaning procedure is not needed, and practicability is high.

The utility model relates to the technical field of fruit tree bud notching, in particular to a portable bud notching device which comprises a finger sleeve, a sleeve channel is arranged in the finger sleeve, and the finger sleeve is arranged at the position of the thumb of a fruit farmer in a sleeved mode through the sleeve channel. The blade is detachably arranged on the outer surface of the fingerstall and is used for carving buds of the fruit tree; the adjusting bolt is spirally connected with the fingerstall, and one end of the adjusting bolt is rotationally connected with the contact plate. By means of matching of the blade and the fingerstall, the bud carving device is arranged at the thumb position of a fruit farmer in a sleeved mode, bark on a trunk or a branch of a tree is carved, a knife does not need to be held by hand, and the fruit farmer can carry the bud carving device conveniently.

The invention discloses a method and device for carrying out optimal scheduling on a sewage treatment system and a storage medium. Relates to the technical field of sewage treatment. The method comprises the following steps: firstly, obtaining the amount of sewage to be treated, limited treatment time and related information of sewage conveying equipment and sewage sedimentation equipment, then determining constraint conditions and candidate scheduling schemes based on the obtained data, and then determining an objective function and a fitness function which comprehensively consider the two types of key equipment and interaction thereof; and finally, screening and optimizing the candidate scheduling schemes by using a preset optimization scheduling algorithm to obtain a target scheduling scheme. According to the method, optimization of single equipment is considered, optimization of cooperative work between the equipment is emphasized, and efficient optimization scheduling of the whole sewage treatment system is realized. Therefore, the technical problem that the overall efficiency is low due to the fact that only single equipment is concerned in optimization scheduling of an existing sewage treatment system in the prior art is solved.

The present invention relates to the technical field of screening equipment, in particular to a suspended flat rotary screen for replacing screens by side-drawing, comprising a swing frame, support frames are placed on both sides of the swing frame, front and rear ends of the inner wall of the support frame are connected to the surface of the swing frame by steel chains, a swing driving mechanism is arranged on one outer wall of the swing frame, and a rocker arm is movably connected to the other outer wall of the swing frame; a screen shell, one end face of the screen shell is movably connected to the rocker arm, a fixing frame is fixedly connected to the top and bottom of the interior of the screen shell, and connecting columns are arranged on both sides of the front ends of the upper and lower adjacent fixing frames; a connecting component comprises an empty tube arranged inside an adjusting groove and a first connecting rod fixedly connected to one side of the empty tube surface; and a self-elastic component comprises a limit rod fixed on the inner wall of the slide groove and a limit block and a second spring sleeved on the outer wall of the limit rod; the suspended flat rotary screen has high screen replacement efficiency, rapid adjustment of the screen hole aperture, and convenient operation when in use.