41results about How to "Realize dust collection" patented technology

The invention relates to a control method of a cleaning robot system, which comprises a cleaning robot and an integration station, and the integration station is at least used for stopping the cleaning robot. The control method comprises the following steps that the cleaning robot walks from the indoor ground to the integration station to stop; when the cleaning robot stops in place, the dust collecting part on the integration station is in butt joint with the dust discharging part on the cleaning robot, and the cleaning part is located in a cleaning area; a control module controls a first airflow generator to start to work, so that the garbage cavity communicates with a dust collecting box, and garbage in the garbage cavity enters the dust collecting box through the dust discharging partand the dust collecting part; and / or the control module controls the power mechanism to start to work, so that the cleaning area is communicated with the sewage tank, and sewage in the cleaning area enters the sewage tank; according to the scheme, the problems that an existing cleaning robot is poor in mopping effect, garbage in a garbage cavity needs to be manually treated by a user, and mop cloth needs to be manually cleaned are solved, and meanwhile the problems that an existing base station is single in function and cannot meet use requirements are solved.

The invention discloses an indoor air purifying device based on low-temperature plasma. The indoor air purifying device comprises a shell; inside the shell, a fan, a primary filter screen, a low-temperature plasma reaction device and an adsorptive catalytic layer are sequentially arranged from a base plate to a top face cover; the low-temperature plasma reaction device comprises an insulating bracket; a plurality of low-temperature plasma discharging units are mounted on the insulating bracket; each low-temperature plasma discharging unit comprises an outer layer metal cylinder, an inner layer insulating cylinder and a plurality of metal corona wires; the outer layer metal cylinders and the inner layer insulating cylinders are arranged in parallel at intervals; the metal corona wires are arranged in parallel on the sidewall of each inner layer insulating cylinder; the metal corona wires are connected with the high-voltage end of a power supply; each outer layer metal cylinder is connected with the ground terminal of the power supply; a reaction chamber is formed between the metal corona wires and the outer layer metal cylinders. The indoor air purifying device disclosed by the invention is simple and compact in structure, low in wind resistance, large in air treatment capacity, capable of purifying indoor particulate matters, gaseous pollutants, bacteria, viruses and the like, also high in purification efficiency and good in practicability.

The invention discloses a computer case with an internal dust removal function, and relates to the technical field of computers. The computer case comprises two side plates, two dust suction plates and a plurality of elastic dust suction pipes; an air suction cavity is formed in one side of each dust suction plate, a connecting plate is fixedly installed in each air suction cavity, a plurality ofthrough grooves are formed in one side of each connecting plate, and a plurality of branch pipes and a main air pipe are embedded in each connecting plate; and a second dust suction hole is formed inone end of each elastic dust suction pipe, a plurality of first dust suction holes are formed in the circumferential side face of each elastic dust suction pipe, and the other end of each elastic dustsuction pipe fixedly communicates with a hollow cylinder. According to the computer case, through arranging the dust suction plates, the connecting plates and the elastic dust suction pipes, the elastic dust suction pipes extend and make contact with a computer mainboard on a mainboard mounting plate under the action of an air blower, dust in the computer case enters an air draft cavity through the first dust suction holes and the second dust suction holes, and dust in the air draft cavity enters a dust collection chamber through a dust collection pipe.

The invention discloses a dedusting device for production of microcrystalline waterproof agents. The dedusting device comprises a dust collection tank, a suction hood and a collection bag. A lid covers an upper port of the dust collection tank, a filter cartridge is arranged in the inner center of the dust collection tank, the upper end of the filter cartridge penetrates the lid to enable sleevingof a gear ring, and an exhaust pipe is arranged in the center of the upper end face of the filter cartridge. A motor is arranged at a position, on one side of the filter cartridge, of the upper end face of the lid and is meshed with the gear ring through a gear arranged on an output shaft. The motor is fixed to the lid through a fixing frame. By supporting legs arranged at the lower end of the dust collection tank and rollers arranged at lower ends of the supporting legs, position adjustability of the dedusting device can be realized to better adapt to production requirements. By arrangementof the suction hood and a suction pipe adjustable in direction and length, dust suction effects of the suction hood can be better realized, and convenience and quickness in use are achieved.

The embodiment of the invention relates to the field of wardrobes, and particularly discloses an efficient dust collection energy-saving dust removal wardrobe, which comprises a wardrobe body, whereina rotary partition plate is arranged in an inner cavity in the top of the wardrobe body in a sealed and rotary mode, the inner cavity, located above the rotary partition plate, of the wardrobe body is a dust collection cavity, and a first dust suction disc and a second dust suction disc are rotationally arranged on the two sides of the rotary partition plate correspondingly. According to the embodiment of the invention, the first dust suction port does circular motion relative to the first dust suction disc, and the second dust suction port does circular motion relative to the second dust suction disc, so that the dust suction effect in the wardrobe body can be realized by utilizing the first dust suction port and the second dust suction port which do circular motion continuously; and when the rotary partition plate is used for driving the first dust suction disc and the second dust suction disc to rotate at the same time, the rotating driving rotating shaft can further drive the eccentric wheel to do eccentric motion, and then the clothes hanging rod can do reciprocating motion in the horizontal direction, so that clothes hung on the clothes hanging rod can be shaken, and the dust collection effect on the clothes is improved.

The present invention provides an air conditioner equipped with a high-performance electronic dust collection unit for creating a comfortable living space. The electronic dust collection unit (10) is provided with a charged part, and its basic composition also includes: a needle-shaped discharge electrode (12) for applying a high voltage to the charged part, a ground electrode (13), and an outer shell for protection. Box (14). By arranging the electronic dust collection unit (10) on the upstream side of the air filter (11) on the suction side (2) in the air flow path, a high-performance electronic dust collection unit can be installed. air conditioner.

The road isolation guardrail comprises a road barrier, a micro generator, filter cotton and an elastic air bag, a partition plate is arranged on the inner wall of the center of the road barrier, the micro generator is arranged on one side of the lower half portion of the partition plate, a battery pack is arranged on one side of the upper half portion of the partition plate, and a handrail is inserted into the middle of the partition plate. Air in the elastic air bag is sprayed out through the one-way air outlet pipe to drive the micro generator to generate electricity, the warning lamp improves the night warning effect of the road barrier, the air blowing whistle makes a sound to remind passing vehicles, the elastic air bag sucks air and bulges, air enters through the one-way air inlet pipe in the air suction process, and therefore the air suction effect of the road barrier is improved. At the moment, the side, located on the filter cotton, of the interior of the road barrier is in a low-air-pressure state relative to the outside, outside air and dust enter the position above the filter cotton of the road barrier through the dust suction opening under the action of air pressure, the dust suction effect is achieved, and the functionality of the road barrier is improved.

The invention relates to the field of environmental protection, particularly to a dustproof opening-closing curtain for decoration. The dustproof opening-closing curtain comprises a body and a passagechannel arranged in the body, wherein the front portion and the rear portion of the channel are communicated to each other, guide sliding grooves with opposite openings are arranged in the upper endwall and the lower end wall of the passage channel, a sliding frame capable of sliding left and right is arranged between the upper guide sliding groove and the lower guide sliding groove, a storage part is arranged in the sliding frame, a first rotating shaft is rotationally arranged between the upper end wall and the lower end wall of the storage part, a torsional spring is arranged between thefirst rotating shaft and the upper end wall and the lower end wall of the storage part, and a roller is fixedly arranged on the outer surface of the first rotating shaft. According to the present invention, the dustproof opening-closing curtain for decoration is provided, can collect the dust inside indoor decoration room, is provided with the dustproof curtain so as to avoid outdoor environment pollution caused by the diffusion of the decoration dust to the outdoor, and uses the water curtain to prevent dust when the dustproof curtain is opened, such that the operator can conveniently get inand out while the dust leakage is avoided so as to achieve environmental protection.

The invention relates to the technical field of stainless steel production and processing, and discloses drilling equipment for spherical articles. The drilling equipment comprises a base, wherein a connecting sleeve is fixedly arranged on the top of the right side of the base; a top plate is fixedly arranged on the top end of the connecting sleeve; an electric telescopic rod is arranged at the left end of the top plate; and a linkage rod is arranged at the output end of the electric telescopic rod. The drilling equipment for the spherical articles realizes the integrated process of automaticfeeding, automatic positioning, automatic discharging of steel balls and and synchronous movement dust collection; the mutual cooperative use of automatic feeding, automatic discharging and synchronous dust collection is achieved through driving of the electric telescopic rod of an auxiliary power source; the structures of the drilling equipment are cooperatively used, and supplement each other; the drilling equipment has relatively strong creativity, and the advantages of guaranteeing the accurate drilling effect on the steel balls and the cleanliness of the drilled steel balls, reducing thelabor intensity of workers, improving the production and machining efficiency of the steel balls, meeting the production standards of enterprises and being suitable for large-scale popularization.

The invention provides drilling equipment for a network transformer. The drilling equipment comprises a workbench, two limiting bases and a drill bit, wherein a plurality of cleaning assemblies capable of cleaning a workbench top are installed at the position, close to a groove between the two limiting bases, of the inner surface of the top side of the workbench in the front-back horizontal direction in an equally adjacent and sliding mode, and each cleaning assembly comprises a dust control assembly capable of controlling entering and exiting of dust, a water storage assembly capable of storing clear water and a dust collection assembly capable of collecting and absorbing the dust. According to the drilling equipment for the network transformer, the workbench can have a self-cleaning function, in a drilling process of the network transformer, the dust is prevented from being left and accumulated in the groove between the two limiting bases for a long time, the dust can be cleared in time, stable clamping of the network transformer is guaranteed, the drilling error is reduced, and the accuracy is improved.

The invention discloses a dust smoke removal device for a round baler. The dust smoke removal device comprises a baling tank, a seal chamber, baling rollers, a dust-collection filter tank, a dedustingbox, a dust guide pipe, a water pump, a water tank, a water guide pipe, a sewage pipe, a motor, a dust suction head, fan blades, a rotating shaft, a partition plate, a clear water chamber, a sewage chamber, a filter screen, spraying pipes, spraying heads, a layering plate and an exhaust pipe. The seal chamber is connectedly mounted on one side of the baling tank, the baling rollers are mounted inthe baling tank and the seal chamber, and the dust-collection filter tank is mounted on one side, away from the seal chamber, of the inner wall of the baling tank. The motor is mounted in the dust-collection filter tank. The dust smoke removal device for the round baler has advantages that dust in the baling tank is sucked into the dedusting box through the fan blades, dedusting is realized through clear water spraying, structural simplicity and great dedusting effects are realized, and a baling operating environment is improved; dedusting water is filtered and recycled, so that water resources can be saved; due to gathering of dust sediment, convenience in clearing is achieved.

The embodiment of the invention relates to the field of civil engineering mechanical equipment, and particularly discloses pipe mechanical cutting equipment for civil engineering. The equipment comprises a base, wherein supporting back plates are fixedly mounted on the upper surfaces of the front side and the rear side of the base correspondingly, a supporting top beam is fixedly mounted at the top ends of the supporting back plates, and a dust absorption mechanism is arranged on the supporting top beam; and lifting assemblies used for adjusting a height of a lifting cross beam are arranged in the middles of the supporting back plates, and a cutting assembly is arranged on the lifting cross beam. According to the embodiment, an operation handle is operated to drive an adjusting screw rod to rotate, a clamping block can be pushed to move to clamp and fix a pipe fitting placed on a cutting platform, then the cutting assembly can move downwards in cooperation with the lifting assemblies, so that the pipe fitting is cut through the cutting assembly, dust generated in a cutting process is absorbed and treated through the dust absorption mechanism, the dust absorption range is wider, and the dust absorption effect is guaranteed.

The invention relates to polishing equipment, in particular to rapid aluminum-titanium alloy polishing equipment for high-end manufacturing. The rapid aluminum-titanium alloy polishing equipment for high-end manufacturing is weak in radiation intensity, uniform in polishing and convenient to operate. The rapid aluminum-titanium alloy polishing equipment for high-end manufacturing comprises a bottom plate, a primary material guiding mechanism, and a primary polishing mechanism, wherein a workbench is arranged on the bottom plate, the primary material guiding mechanism is arranged on the workbench, and the primary polishing mechanism is arranged at the top of the workbench. According to the rapid aluminum-titanium alloy polishing equipment for high-end manufacturing, aluminum-titanium alloy is aligned to a feeding port between main material guide wheels and auxiliary material guide wheels to be pushed in, the auxiliary material guide wheels are affected by the volume of the aluminum-titanium alloy and move leftwards, first springs are stretched, the aluminum-titanium alloy passes through the workbench, and the material guide effect is achieved.

The invention relates to an electrode plate fixing mechanism, which comprises two sets of electrode plate brackets which are oppositely arranged and supporting pieces which are oppositely arranged andconnected between the two sets of electrode plate bracket, wherein each set of electrode plate bracket comprises a first support body and a second support body with a gap, the middle portions of theleft and right ends of the second support body are connected with the first support body, the upper edge portion and the lower edge portion of the first support body are provided with first mounting areas for mounting a first electrode plate, and the middle portion of the second support body is provided with a second mounting area for mounting a second electrode plate. The invention further relates to an electrostatic purification device, which comprises an electrode plate fixing mechanism, an electrode plate group and an electric connection assembly, wherein the electrode plate group comprises first electrode plates and second electrode plates which have different polarities, the first electrode plates and the second electrode plates are alternately arranged and installed on electrode plate brackets at intervals, and the electric connection assembly comprises a first connection piece and a second connection piece which are used for electric connection. The creepage distance between the electrode plate fixing mechanism and the electrostatic purification device is long.

The invention provides an automatic control method for dust collection pipelines of a drilling machine, which comprises the following steps: controlling a dust collection mechanism to carry out vacuum collection work by monitoring the opening and closing of a valve, controlling the vacuum degree by detecting and judging a vacuum value, and carrying out centralized control on a plurality of dust collection pipelines through an automatic control device. According to the multi-station dust collection device, the dust collection inlet is optimized, the vacuum dust collection strength in the pipeline is regulated and controlled by monitoring the valve, meanwhile, an alarm prompt is given when the pipeline is abnormal, multi-station dust collection is achieved, and errors of manual operation are reduced.

The invention discloses a dust collecting type entryway cabinet with a bracket. The dust collecting type entryway cabinet comprises a cabinet body; the cabinet body is rotationally connected with a cabinet door through a damping hinge, a plurality of placement plates are fixedly connected to the opposite side walls inside the cabinet body at equal intervals, a bracket groove is formed in the lowerend of the cabinet body, the bracket is slidably connected to the bracket groove through a sliding mechanism, a handle is arranged at the side wall of the bracket, a negative pressure fan is fixedlyconnected to the cabinet body, a main pipeline is fixedly connected to the negative pressure fan, a plurality of branch pipelines are arranged on the main pipeline at equal intervals, suction cups arefixedly connected to the tail ends of the multiple branch pipelines, and the output end of the negative pressure fan penetrates through the side wall of the cabinet body and extends into the bracketgroove. The cabinet has the dust collecting function, dust of the entryway cabinet can be gathered into the bracket, the structure is simple, use is convenient, time and labor are saved during cleaning, PTFE laminating filter materials are adopted, aging is not likely to be caused, the dust removal effect is remarkable, and sweeping and cleaning are convenient.

The invention discloses a cleaning mechanism for a household sweeping robot. By setting a high-frequency driver, the high-frequency driver is driven and connected with a high-frequency horizontal vibration seat and / or a horizontal guide seat, so as to drive the high-frequency horizontal vibration seat High-frequency vibration in the horizontal direction, so that when cleaning, the cleaning brush rotates around its own vertical axis and at the same time, the high-frequency driver drives the cleaning brush to move continuously at high frequency. Effectively ensure removal and cleaning efficiency, improve cleaning performance; the center of each of the cleaning brushes of the present invention is provided with suction holes, and each of the suction holes is communicated with the suction pipe, so that it can be cleaned during cleaning. At the same time, the dust suction hole in the center can achieve a good dust suction effect, improve the dust removal efficiency, avoid the problem that the dust under cleaning will stick to the ground again, and effectively ensure the reliability and thoroughness of cleaning.

The invention relates to a material conveying system which comprises a material receiving bin used for carrying materials and a material storage bin used for storing the materials. The material receiving bin is provided with a falling channel. The material storage bin is provided with at least two independent material storage cavities. A discharging channel is arranged at the bottom of each material storage cavity. The discharging channels are provided with discharging control valves used for controlling the corresponding channels to be opened and closed. The material conveying system furthercomprises a conveyor belt transfer device used for carrying the fallen materials of the falling channel of the material receiving bin and transferring the fallen materials into the material storage cavities and a conveyor belt material taking device extending in the sequential arrangement direction of all the material storage cavities of the material storage bin. Due to the fact that the more thantwo material storage cavities are formed in the material storage bin, the raw materials at different grades can be conveyed into different material storage cavities, when the materials fall, the materials at different grades fall at the same time, the quality of the raw materials conveyed by the conveyor belt material taking device is as even as possible, and the influence of raw material grade change on following production quality control is reduced.

The invention relates to an electrostatic precipitator with Coulomb lens anodes, and the electrostatic precipitator may comprise a housing and at least one Coulomb lens electric field arranged in thehousing, wherein the Coulomb lens electric field is alternately arranged with a plurality of rows of cathodes and Coulomb lens anodes at intervals along the direction of smoke advance, the channels between two adjacent Coulomb lens anodes are flue gas flow channels, the coulomb lens anodes have a cavity with relatively closed periphery, and a dust hopper is connected to the lower end of the cavity. The dust in the flue gas channels is charged by gas ionization, and the charged dust is captured into the cavity under the Coulomb force of the electric field and is further condensed and sunk or vibrated and fallen into the dust hopper. The electrostatic precipitator with Coulomb lens anodes provided by the invention can realize the complete separation of air flow and dust flow, effectively avoids the secondary dust raise from vibration, greatly improves the dust removal efficiency, and continuously meets ultra-low emissions.

The invention relates to the field of 3D printing, in particular to a porcelain 3D printer with a waste recovery function, which comprises a 3D printer, a mechanical arm arranged on the 3D printer, a printing pen arranged on the 3D printer and a waste recovery device arranged on the mechanical arm, wherein the 3D printer is provided with a 3D scanner which ascends and descends along the inner wall of the 3D printer and is used for real-time scanning; and the waste recovery device comprises a rotary collecting barrel connected with the mechanical arm, a waste conveying pipe for conveying recovered waste is connected to the rotary collecting barrel, and a constant-temperature waste collecting box matched with the waste conveying pipe to recover the waste is arranged in the 3D printer. Semi-solid waste can be treated through a dust suction machine, a silica gel dust suction paste adheres dust to achieve the dust suction effect, the combination of the two effectively improves waste recovery, and meanwhile the constant-temperature waste collecting box with the constant-temperature function is matched, so that the situation that the waste is solidified and not prone to being taken out and recovered is prevented.

The invention relates to recovery equipment, in particular to laser cladding alloy powder recovery equipment. According to the laser cladding alloy powder recovery equipment, automatic grinding, automatic screening and automatic shaking of alloy powder are achieved. The laser cladding alloy powder recovery equipment comprises an enclosing frame, a dust collection mechanism and a screening mechanism; a position frame is arranged on the upper portion of the enclosing frame; the dust collection mechanism is arranged on the position frame; and the screening mechanism is arranged on the inner wall of the position frame. According to the laser cladding alloy powder recovery equipment, fan blades rotate in a suction nozzle to generate suction force, alloy powder on the surface of a machine tool is adsorbed into the suction nozzle and falls into the position frame through the suction nozzle, and the dust collection effect is achieved; and a telescopic assembly on the left side is compressed, and a telescopic assembly on the right side is stretched, so that a pushing plate is driven to move forwards, residual alloy powder is pushed into through holes, and the screening effect is achieved.

The invention discloses surface polishing equipment for bamboo product manufacturing. The surface polishing equipment comprises a top plate, four side plates and a bottom plate, wherein one of the side plates is connected to a conveying mechanism through a support; and a first driving motor is arranged on the upper end face of the top plate. According to the surface polishing equipment, chippings generated in the polishing process fall into a dust collecting box under the action of a baffle, after the dust collecting box is full, a fourth driving motor is started and drives a gear to rotate, the gear is in engaged connection with a rack so as to drive the rack to move rightwards, and the rack drives a fixed base to synchronously move through a fixed column; and the fixed base drives the dust collecting box to move rightwards, then a hydraulic telescopic rod is controlled to extend, the hydraulic telescopic rod extends to drive the dust collecting box to obliquely rotate upwards around a rotating shaft, rotation of the dust collecting box drives a first supporting rod to rotate around a rotating pin, rotation of the first supporting rod drives a sealing plate to be separated from the side face of the dust collecting box, and therefore chippings are poured into a slag discharging opening. Dust collection and deslagging treatment of the bamboo product polishing equipment are achieved.

The invention discloses a full-automatic elevator cleaning machine. The full-automatic elevator cleaning machine comprises a rack; a console assembly, a clear water tank assembly, a sewage tank assembly and a cleaning assembly are arranged on the rear portion of the rack; the clear water tank assembly comprises a clear water tank mounted on the rack; a water inflow pipe and a water outflow pipe are arranged on the clear water tank; the water outflow pipe is communicated with a water pump; the water pump is communicated with a connecting pipeline; the connecting pipeline is communicated with the cleaning assembly; the sewage tank assembly comprises a sewage tank installed at the upper end of the clear water tank; the lower end of the sewage tank is communicated with a drainage pipe; the side surface of the sewage tank is communicated with a suction fan and an air suction pipe communicated with the suction fan; the cleaning assembly comprises a connecting frame connected to the front portion of the rack; and the connecting frame is connected with a cleaning frame. The full-automatic elevator cleaning machine has a cleaning function and a sweeping function and can immediately recycleand treat generate sundries and sewage in a centralized mode, so that secondary pollution cannot be caused, meanwhile, a sweeping effect is guaranteed, and an escalator is kept clean.

The invention discloses a spray fixing and regulating device of a water mist suction truck, including a chassis and a second electric push rod, A dust box is mounted above the chassis, An air extractor is mounted above the dust collection box, A controller is mounted on one side of the dust box, a fan is mounted above the chassis on one side of the dust box, A water tank is installed above the chassis on one side of the fan, a high-pressure water pump is installed inside the water tank, a second electric push rod is installed below the chassis below the water tank, a spray pipe is installed atthe output end of the second electric push rod, a first electric push rod is installed below the chassis below the dust collection box, and an installation bracket is installed at the output end of the first electric push rod. The invention solves the problems of being unable to evade obstacles and lacking of spraying mechanism by installing a fan, an air extractor, a dust collecting box, a firstelectric push rod, an infrared distance measuring sensor, a controller, a high-pressure water pump, a spraying pipe and a second electric push rod structure. The invention is characterized in that the fan, the air extractor, the dust collecting box, the first electric push rod, the infrared distance measuring sensor, the controller, the high-pressure water pump, the spraying pipe and the second electric push rod are arranged.

The invention discloses a flue gas comprehensive utilization and aerated concrete product preparation process taking red mud as a main raw material. During production, 60-70% of red mud powder, 8-15%of zeolite powder or fly ash, 6-20% of quicklime powder, 6-15% of 52.5 ordinary Portland cement, 10-20% of polished tile waste residues, 0.5-2% of water glass, 0.1-0.3% of sodium cellulose, 0.1-0.5% of a cement water reducing agent, water with the material-water ratio of 0.60-0.7 and the like are prepared into desulfurized slurry, foaming suspension is added into the desulfurized slurry, stirringand mixing are carried out, injection molding is carried out, after primary curing and demolding are carried out in a tunnel kiln, a product is cut and then subjected to steam curing in the tunnel kiln, heat needed by steam curing, primary curing and slurry storage is recycled step by step from desulfurized flue gas, finally, clean air is discharged after being cooled to the room temperature, andthe aerated concrete product can be used for sound insulation, heat insulation and heat preservation of buildings.

The invention relates to segmentation equipment, in particular to rapid equidistant segmentation equipment for marble slabs for a building. The invention provides the rapid equidistant segmentation equipment for the marble slabs for the building, which has the advantages that the influence on a human body is relatively small, cutting and segmentation angles are uniform, and operation is simple. The rapid equidistant segmentation equipment for the marble slabs for the building comprises supporting columns, a mounting plate frame, an electric cutting knife, a rotating mechanism and a pushing mechanism, wherein two supporting columns are arranged on each of the two sides of the lower part of the mounting plate frame; the electric cutting knife is mounted on the upper side of the mounting plate frame; the rotating mechanism is arranged on the mounting plate frame; and the pushing mechanism is arranged between the mounting plate frame and the rotating mechanism. By using the rapid equidistant segmentation equipment disclosed by the invention, the marble slabs can be driven to rotate through rotation of a second containing rotating block and rotation of a first containing rotating block, so that the marble slabs are in contact with the electric cutting knife and can be cut and segmented through rotation of the electric cutting knife, and the rotating effect is achieved.