933results about How to "Easy maintenance and operation" patented technology

The invention relates to the technical field of fault analysis, in particular to a power grid fault positioning system and method based on traveling wave ranging, and the system comprises a signal capturing and analyzing module, a dynamic tracking and recognizing module, a nonlinear feature analyzing module and a fault positioning and reconstructing module. According to the invention, each instantaneous point of the signal is tracked carefully, so that the positioning of the fault is more accurate, the actual influence of the fault on the stability of the power grid can be evaluated more comprehensively by extracting the nonlinear characteristic value in the traveling wave signal and analyzing the dynamic characteristics of the fault signal through data, and the improvement of the propagation path of the signal is tracked reversely. According to the method, the positioning of a fault point not only depends on theoretical data, but also is checked by combining actual geographic data, so that the accuracy of fault source positioning is greatly improved, a method integrating signal analysis and geographic data provides a more systematic and comprehensive fault response mechanism, the maintenance operation of a power system is optimized, and the reliability of the power system is improved. The power supply interruption time caused by a fault is remarkably shortened.

The utility model discloses a corn precision dibbling pneumatic type centralized seed supply device which comprises a box body, a plurality of seed metering mechanisms and a plurality of air blowing mechanisms, each seed metering mechanism comprises a hopper and a seed metering device, and an inlet of the seed metering device is communicated with an outlet of the corresponding hopper; each air blowing mechanism comprises a three-way pipe and an air blower, a first interface of the three-way pipe is communicated with an outlet of the corresponding seed metering device, a second interface of the three-way pipe is communicated with an outlet of the air blower, and a third interface of the three-way pipe is communicated with a seed inlet of the corresponding seeding unit through a connecting hose. The seed sowing device has the beneficial effects that the air blowing mechanism is arranged, so that seeds discharged by the seed sowing devices can be fed into the seed inlets of the seed sowing single bodies through the connecting hoses, and as the connecting hoses can be freely bent, the seed sowing devices do not need to be arranged right above the seed sowing single bodies, so that a plurality of seed sowing devices can be intensively arranged together; therefore, the mass and the size of the seeding device are effectively reduced, transportation and storage are convenient, transmission is simple, and efficiency is high.

The invention provides a controller power distribution box convenient to replace quickly, and belongs to the technical field of distribution boxes. Comprising a box body, an air inlet is formed in the side wall of the box body, a dustproof net is arranged outside the air inlet, and the dustproof net can be rapidly and detachably fixed to the outer wall of the box body through an elastic clamping structure; a cooling fan is arranged on the side wall of the box body, a cooling fan mounting opening is formed in the side wall of the box body, and the cooling fan can be quickly and detachably fixed in the cooling fan mounting opening through a sliding clamping structure. According to the power distribution cabinet, the connection of the dustproof net and the heat dissipation fan on the box body is improved, so that the dustproof net and the heat dissipation fan are both of a clamping type fixing structure and are convenient to mount and dismount, and the problem that in the prior art, multiple groups of power distribution cabinets are generally densely arranged together in a large-scale factory, and during mounting and replacement, the power distribution cabinet is inconvenient to mount and dismount is solved. And gaps of other equipment or power distribution cabinets may be interfered, so that the overall layout and the operation efficiency are influenced.

The invention discloses a lightning protection device for power supply grid protection, relates to the technical field of lightning protection equipment, solves the technical problem of inconvenience in lifting, and comprises a base, a mounting plate is rotatably mounted on the base, a lightning rod is mounted at one end, away from the base, of the mounting plate, and a second pull rope is fixed at one end, away from the lightning rod, of the mounting plate. The base is provided with a lifting assembly used for lifting the lightning rod. The lifting assembly comprises two first lifting rotating plates rotationally installed on the base, second lifting rotating plates with connecting plates are rotationally installed at the ends, away from the base, of the first lifting rotating plates, and sliding grooves are formed in the sides, close to the first lifting rotating plates, of the base; the lightning rod is convenient to lift and mount, convenient to mount, dismount and maintain, the lifting capability of the device is improved, the working efficiency of mounting and dismounting of the device is improved, and the working efficiency of maintaining of the device is improved.

The invention discloses an event recording method of an intelligent flexible adjusting unit. According to the method, through precise deployment of the sensor network, monitoring of various parameters is comprehensively covered, and the multi-element load monitoring accuracy is improved; through deep learning and edge calculation, voltage fluctuation and potential faults can be rapidly identified, and early warning accuracy and response speed are improved. Through automatic recording and anomaly classification, automatic recording of threshold data is realized, and event processing sorting is realized based on random forest algorithm classification. On the basis of a hot and cold data layering strategy and an encryption technology, instant response and long-term safe storage are ensured; through authority management, based on role access control and dynamic adjustment, flexibility and security are enhanced; efficient data interaction is realized based on RESTful API and WebSocket through a remote query and analysis tool, and an advanced analysis model is integrated; through side-to-side communication and adaptive learning, communication stability is ensured based on MQTTCP / IP or Zigbee, an adaptive learning mechanism continuously updates a model, and the self-optimization capability of the system is improved.

The invention discloses a charging pile charging abnormity detection method, and relates to the technical field of charging piles, and the method comprises the following steps: data collection, charging pile function detection, charging data analysis, calculation to obtain a voltage deviation ratio VF and a current fluctuation ratio IR of a charging pile, and charging abnormity detection. The health state of the charging pile is evaluated in combination with the voltage deviation ratio VF and the current fluctuation ratio IR, a health index H is obtained, then abnormity evaluation is performed on the charging pile in combination with the health index H, an abnormity score S is obtained, and an early warning mechanism is set, so that the health index H is obtained through calculation in combination with the voltage deviation ratio VF and the current fluctuation ratio IR. The health index H is combined to calculate the abnormity score S, multiple factors are comprehensively considered, the comprehensiveness and accuracy of charging abnormity detection of the charging pile are improved, the result is quantified, the abnormity detection result is more visual, the actual operation condition and the health degree of the charging pile can be accurately reflected, and the follow-up maintenance operation effect of workers is facilitated.

The utility model provides a high-power-density battery energy storage system and an energy storage container, which belong to the technical field of energy storage containers and comprise a plurality of groups of battery clusters and a main control box, the multiple groups of battery clusters are arranged in the vertical direction; each group of battery clusters comprises a plurality of battery packs connected in series, and the plurality of battery packs are arranged in the vertical direction; the main control box is positioned below the plurality of groups of battery clusters; and a plurality of groups of electric control elements are arranged in the main control box, correspond to the battery clusters one by one and are electrically connected with the battery clusters. A plurality of groups of electric control elements are arranged in the main control box, so that the main control box can simultaneously control a plurality of groups of battery clusters to discharge; a plurality of battery clusters correspond to one main control box, so that the occupied space of the main control box is saved, and the power density of the battery energy storage system is correspondingly improved; in addition, the multiple battery clusters are arranged in the vertical direction, the main control box is located below the multiple battery clusters, most lines are distributed below the multiple battery clusters, the line layout is optimized, and the main control box is easy to maintain and operate.

The present invention relates to the field of accelerator technology, and in particular to an RFQ water supply system that is convenient for real-time monitoring and maintenance; the water supply system comprises a mounting bracket, a water circulation system and a real-time monitoring system, the mounting bracket is mounted above the RFQ accelerator cavity, and the water circulation system and the real-time monitoring system are mounted on the mounting bracket; the water supply system is structurally separated from the cavity, the water supply system is completely located above the cavity, and there is a large gap between the water supply system and the cavity except for the hose connection, so that the structure is more compact, the influence of the vibration of the water system on the cavity is greatly reduced, and it is convenient for workers to operate and maintain; the water system not only solves the cooling of the RFQ accelerator cavity and auxiliary equipment, but also plays a role in cavity field tuning; the acquisition terminal of all water flow switch signals adopts a point-surface-line method to completely solve data acquisition and signal return, and the advantage of this data acquisition method is that a control cabinet is omitted, so that the control method is light and easy to implement.

The utility model discloses multifunctional electronic communication equipment for electric power engineering, which relates to the technical field of communication equipment for electric power engineering and comprises an interphone, a clamping assembly and an anti-falling assembly. The anti-falling assembly is used for being connected with the hand of a user, so that the interphone is prevented from falling to the ground; and the clamping assembly is used for clamping the interphone and a jacket pocket of a user, and blocking an opening of the clamping groove, so that the connection between the anti-falling assembly and the shell main body is limited. According to the utility model, through the arrangement of the anti-falling assembly, the interphone can be prevented from falling on the ground when held by a hand, and through the arrangement of the clamping assembly, the interphone can be clamped in a clothes pocket, so that electric power engineering maintainers can conveniently free hands to carry out maintenance operation; and meanwhile, connection locking and unlocking of the anti-falling assembly and the shell body can be achieved through the clamping assembly, disassembly and assembly operation of the anti-falling assembly is facilitated, and the use convenience of the device is effectively improved.

The utility model relates to the technical field of plate processing, and discloses a pushing device for aluminum alloy plate processing, which comprises a main body mechanism and a dismounting mechanism, the dismounting mechanism is positioned above the main body mechanism, the main body mechanism comprises a device body, a conveyor belt and a positioning frame, and the conveyor belt is movably mounted in the device body. According to the pushing device for aluminum alloy plate machining, by installing the main body mechanism, when the device body is used for pushing aluminum alloy plates, the limiting and guiding effects are provided for the aluminum alloy plates through the design of a positioning frame, and the aluminum alloy plates are conveyed more stably through the design of a conveying roller sleeve; a worker can properly adjust the positions of the two sets of positioning frames by operating a transmission motor, so that the device body can conduct limiting operation on aluminum alloy plates of different specifications, the stability of the aluminum alloy plates in the pushing process is guaranteed, and the practicability and applicability of the device body are improved.

The utility model discloses a power battery heat management unit assembly which comprises a shell, a circulating water pump, a heat exchanger, a compressor, a condenser core body and a liquid storage drying filter are installed in the shell, an expansion water tank is further fixed outside the shell, and a circulating water inlet pipeline and a circulating water outlet pipeline are fixed in the shell. A water inlet connecting port of the circulating water inlet pipeline and a water outlet connecting port of the circulating water outlet pipeline are fixed on the shell and are exposed; an outlet of the circulating water pump is communicated with one end of a water flowing channel of the heat exchanger, and the other end of the water flowing channel is communicated with the circulating water outlet pipeline; the circulating water inlet pipeline is provided with a water supplementing opening, and the water outlet of the expansion water tank is communicated with the water supplementing opening through a pipeline. The unit assembly can simplify the work of assembly connection, and is simpler and more convenient to install.

The utility model discloses a side-standing folding type oil storage tank mud removal reduction treatment device and a control system thereof, and the device comprises a base which is installed at the side edge of the bottom in an oil storage tank; the rotating seat is rotationally mounted above the base; the lifting rod is arranged on one side of the rotating seat and is provided with a sliding seat capable of moving up and down; the inner ends of the first hinge arm and the first hinge rod are respectively hinged with the rotating seat and / or the lifting rod, and a first linkage plate is hinged between the outer ends of the first hinge arm and the first hinge rod; the inner end of the pull rod is hinged to the first linkage plate; the inner ends of the second hinge arm and the second hinge rod are respectively hinged with the outer end of the pull rod and the first linkage plate, and a second linkage plate is hinged between the outer ends of the second hinge arm and the second hinge rod; one end of the linkage rod is hinged to the sliding seat, and the other end of the linkage rod is hinged to the first hinge arm or the first hinge rod; the first hinge arm is hinged to the second hinge arm; and the suction nozzle and the impact nozzle are arranged on the second linkage plate. Compared with the prior art, the side-standing folding type mud removal device has the advantages that the side-standing folding type structure is arranged on one side of the bottom of the oil storage tank, and the bottom range of the whole oil storage tank can be covered through rotation and folding so that timely, effective and efficient mud removal operation can be carried out.

The invention, which relates to the technical field of cable maintenance, discloses a cable lifting mechanism for line first-aid repair, comprising a base, a lifting mechanism, an auxiliary mechanism and a storage seat. The lifting mechanism comprises a motor, a gear transmission structure, a two-way screw rod, a lifting plate, a rack, a lifting plate, a rotating shaft, a fluted disc, a halfpace, a ball, a first bearing plate, a connecting rod, a second bearing plate and a universal self-locking wheel; and the output end of the motor is connected with the two-way screw rod through the gear transmission structure. According to the cable lifting mechanism for line repair, the motor drives the gear transmission structure to push the two-way screw to rotate, the two-way screw drives the fluted disc to rotate synchronously when rotating, and the fluted disc pushes the rack meshed with the fluted disc and the auxiliary mechanism clamping the cable on the top of the rack to move upwards when rotating, so that the cable is lifted; in addition, when the two-way screw rotates, the two sets of halfpace connected above the two-way screw move towards the left side and the right side of the base and extend out, and the cable can be conveniently overhauled.

The invention discloses a multimedia information management device, which comprises a base, a management device body is installed at the top of the base, and a heat dissipation assembly is arranged in the management device body, and relates to the technical field of multimedia devices. According to the multimedia information management device, the moving mechanism is arranged, free folding and unfolding of the moving wheels are achieved under driving of the driving motor, when the multimedia information management device needs to be moved, the moving wheels can be directly opened, rapid moving of the device is achieved, manpower consumption is reduced, the moving process is more convenient, and the moving efficiency is improved. According to the multimedia information management device, the installation mechanism is arranged, rapid installation and disassembly operation of the heat dissipation net plates is achieved, when the interior of the multimedia information management device needs to be overhauled, the heat dissipation net plates installed on the two sides of the device can be disassembled by directly pressing a control rod, and therefore the interior of the multimedia information management device can be overhauled conveniently; and the maintenance work efficiency is improved.

The utility model relates to the technical field of wastewater treatment, and discloses a lift pump for wastewater treatment, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is positioned on the right side of the main body mechanism, the main body mechanism comprises a lift pump body and a first filter shell, and the first filter shell is positioned on the right side of the lift pump body. The main body mechanism further comprises a filter screen, a waterproof motor and a cleaning brush, the filter screen is movably installed in the first filter shell, and the waterproof motor is located in the first filter shell. According to the lift pump for wastewater treatment, by installing the main body mechanism, when the lift pump body is used for carrying out conveying operation of wastewater treatment, treated wastewater can be filtered through the design of a filter screen, the filter screen can be automatically cleaned in cooperation with the design of a waterproof motor, and the situation that the filter screen is blocked due to impurity accumulation is avoided; therefore, normal operation of wastewater treatment operation is guaranteed, and automation and protection performance of the lift pump body are improved.

The utility model relates to a small Chinese cabbage seeder which comprises a ditching device, a seeding device, a soil covering device, a supporting device and a power device, the furrowing device is used for furrowing by using a plough, and the main part is the plough; the sowing device is used for sowing Chinese cabbage seeds and mainly comprises a seed storage bottle, a seed metering device, a base, a seeding slideway, a direct current motor, a transmission shaft and a coupler; the soil covering device covers a ditch with soil and mainly comprises a soil covering disc and a T-shaped connecting rod; the supporting device is used for supporting other devices and mainly comprises a right-angle steel frame, a bottom plate, a handrail, universal wheels, directional wheels, a driving shaft and a bearing seat. The power device provides power for advancing of the seeder and mainly comprises a direct current motor and a synchronous belt drive. According to the utility model, the integrated operation process of ditching, seeding and earthing is realized, the seeding precision and efficiency of pakchoi are improved, manpower and material resources are saved, and the pakchoi seeding machine has higher application value.

The utility model belongs to the field of material transportation and transfer in the raw material production industry, and particularly relates to a pneumatic push rake device for a drying kiln and the drying kiln. The pneumatic bulldozing device is arranged on the inner side of a feeding chute of the drying kiln and comprises an air cylinder, a telescopic rod and a push plate, one end of the telescopic rod is connected with the air cylinder and can be driven by the air cylinder, the other end of the telescopic rod is connected with the push plate, and the push plate is fixedly connected with the telescopic rod in a non-perpendicular mode. The side edge of the push plate is attached to the inner wall of the feeding chute, and the included angle between the push plate and the inner wall is 75-85 degrees. According to the device, accumulated materials can be better dredged, so that the purposes of continuous feeding and continuous production are achieved, the use effect is good after implementation, and the operation efficiency is improved; a large amount of manpower and production halt overhaul time are saved, cost consumption is reduced, and large economic benefits and social benefits can be created.

The utility model discloses a screw pump with an adjustable shaft seal position structure, which relates to the technical field of screw pumps and comprises a driving screw, a shaft elastic retainer ring is arranged on the outer side of the top of the driving screw and clings to the end of an adjusting shaft sleeve, a sealing gland is fixedly connected to the outer side of the driving screw, and the sealing gland is fixedly connected to the outer side of the driving screw. A bearing seat is arranged at the end, close to the front end cover, of the sealing gland, a screw is in threaded connection with the end, away from the front end cover, of the sealing gland, the bearing seat is in threaded connection with the sealing gland through the screw, and a bearing is arranged at the bottom of the end, close to the front end cover, of the driving screw. Wherein an O-shaped sealing ring groove is formed in the outer surface of the bottom of the driving screw rod, an elastic check ring groove for a hole is formed in the outer surface of the top of the driving screw rod, an adjusting shaft sleeve is arranged on the outer side of the driving screw rod, and the technical problems that the sealing replacement process is tedious, only one sealing material can be selected, and many limitations exist are solved.

The invention provides a drainage robot and an automatic drainage method thereof, and relates to the technical field of drainage robots, the drainage robot comprises a vehicle body, and an electric push rod is fixedly mounted on the top surface of the vehicle body. The submersible pump is driven by the electric push rod to vertically move, the submersible pump can be automatically placed in a water source, the pump does not need to be manually placed in the water source, the operation steps are simplified, the labor burden is relieved, and after drainage operation is completed, through cooperative work of the friction wheel, the friction disc and the sponge column component, the water drainage efficiency is improved. The surface of the submersible pump and a water inlet pore plate are automatically cleaned, stains on the surface of the pump and the pore plate can be effectively removed, the situation that normal work of equipment is affected or drainage performance is reduced due to dirt accumulation is avoided, the manual maintenance frequency of the equipment is reduced through the automatic cleaning function, the efficient operation state of the drainage equipment can be kept, and the service life of the drainage equipment is prolonged. And the service life of the equipment is prolonged, so that the long-term maintenance cost is reduced.

The utility model discloses a crop planting test incubator, and belongs to the technical field of incubators. A crop planting test cultivation box comprises a box body. A telescopic mechanism is installed on the bottom face of the bearing frame, a telescopic rod is slidably connected to the bottom face of the telescopic mechanism, a supporting column is fixedly connected to the end of the bearing frame, a rolling column is rotatably connected to the bottom face of the supporting column, the supporting column is matched with the lower portion of the box body in an inserted mode, and the telescopic rod is slidably connected with the bottom face of the box body. Through the design of the stabilizing frame in the cultivation barrel, the root of the seedling can be conveniently fixed, and through the design of the supporting piece, after the seedling grows up, the supporting frame can be inserted outside the seedling, the supporting frame can be rotated to drive the rotating rod to rotate, and the supporting frame stops when the rotating rod is subjected to external force; at the moment, a spring can drive a friction block to abut against the outer wall of the bearing frame for friction, then a limiting supporting frame can be fixed, the seedlings can be supported through the design, and stable growth of the seedlings is guaranteed.

The invention is suitable for the technical field of distribution network facilities, and provides a safety protection device for a distribution network construction and distribution network integrated platform, which comprises a protection switch tube, sliding parts are slidably arranged on the inner walls of the through grooves; a rotating tube rotationally matched with the sliding part is rotationally arranged on the peripheral side surface of the protection switch tube in a threaded manner; an insulating vertical plate is fixed between the inner walls of the protection switch tubes; a conducting part matched with the sliding part is arranged on the insulating vertical plate in a sliding manner; the two ends of the protection switch tube are in threaded connection with wiring parts. A sliding contact part is arranged on the wiring part in a sliding manner; the socket is provided with a matched power supply control part in an inserted mode, only when the device is inserted into the power supply control part, the miniature pen type electric push rod is controlled to contract, the first friction wheel and the second friction wheel are separated, limitation on the insulating rod is relieved, and then the rotating pipe can rotate. Conduction of a distribution network circuit caused by misoperation of other personnel or external factors is avoided, and the personal safety of workers in the maintenance and repair process is guaranteed.

The utility model discloses a screw pump with a laminated shaft seal structure, which relates to the technical field of screw pumps and comprises a screw pump body, a driving screw is arranged at one end of the screw pump body, one end of the screw pump body provided with the driving screw is connected with a bearing seat, one side of the bearing seat is movably connected with a sealing gland, and the other side of the bearing seat is provided with a shaft seal. A plurality of groups of sealing base plates are arranged between the sealing gland and the bearing seat in a stacked mode, the whole effective sealing time is prolonged by multiple times by adopting the multiple shaft seals to be used alternately, shaft seal materials can be selected, the shaft seals made of different materials are adopted, and the medium adaptability and the sealing effect can be more superior and more obvious. By means of the sealing gasket, the shaft seal can be adjusted on the premise that general assembly parts such as a motor and a coupler do not need to be disassembled, maintenance operation is simplified, and maintenance cost is saved.

The invention provides a user information out-of-band management method and device, server equipment and a storage medium, and relates to the technical field of server management.The method comprises the steps that under the condition that a target service is called, a target service request corresponding to the target service is determined; the target service is used for representing the type of the called service; sending the target service request to a BMC system based on a KCS channel in the daemon process; the BMC system is in communication connection with the server system through a KCS channel, and user information corresponding to the server system is stored in the BMC system; and receiving target user information corresponding to the target service request fed back by the BMC system. The maintenance workload can be reduced, the maintenance operation is simplified, the operation and maintenance difficulty is reduced, and the maintenance efficiency is improved.

The utility model relates to the technical field of electrostatic chucks, and discloses a novel electrostatic chuck which comprises a square frame and an electrostatic chuck body fixedly installed on the inner side of the square frame, a protective shell is arranged on the upper side of the square frame, a protective groove is formed in the bottom wall face of the protective shell, and a cleaning mechanism is arranged in the protective groove. The cleaning mechanism comprises a cleaning transmission belt arranged in the protection groove, and cleaning dry cloth and cleaning wet cloth which are fixedly mounted at the bottom end of the cleaning transmission belt, and a driving mechanism for driving the protection shell to move left and right is arranged in the driving rectangular cavity; the driving mechanism comprises two driving rotating rods rotationally connected with the left side and the right side of the interior of the driving rectangular cavity and two driving transmission belts arranged on the front side and the rear side of the interior of the driving rectangular cavity. The cleaning mechanism and the driving mechanism are arranged, so that the cleaning dry cloth and the cleaning wet cloth are prevented from being polluted by foreign matters such as external dust, the service time of the cleaning dry cloth and the cleaning wet cloth is prolonged, the service effect of the cleaning wet cloth is improved, and the use convenience of the equipment is improved.

The utility model discloses an elevator maintenance platform which comprises a lifting platform, a guardrail is fixedly installed on the lifting platform, two sliding grooves are formed in the top of the guardrail, sliding blocks are connected into the two sliding grooves in a sliding mode, an installation plate is fixedly installed on the tops of the two sliding blocks together, sliding blocks are connected into the installation plate in a sliding mode, and the sliding blocks are connected into the installation plate in a sliding mode. And a fixing rod is fixedly installed at the top of the sliding block, a connecting rod is fixedly installed on the front side wall of the fixing rod, a fixing plate is fixedly installed at the end of the connecting rod, a plurality of illuminating lamps are fixedly installed at the top of the fixing plate, and a placing mechanism is arranged on the front side wall of the fixing plate. The elevator maintenance cabinet is reasonable in structural design, when an elevator is maintained, the storage cabinet used for storing maintenance tools can move along with movement of maintenance personnel, the maintenance personnel can take the tools conveniently, good illumination can be provided for the maintenance personnel during maintenance, and maintenance operation of the maintenance personnel is facilitated.

The broccoli boxing assembly line comprises an ice coating mechanism, a material distributing mechanism, a weighing mechanism, a paper box adhesive tape box sealing machine, a stacking robot, a single-layer stacking assembly, a discharging station and a controller, the ice coating mechanism comprises a conveying belt, a flow guide groove and a spraying mechanism, and the conveying belt comprises a high-position conveying section, a middle-position conveying section and a low-position conveying section. The spraying mechanism comprises a plurality of spraying heads, the weighing mechanism comprises two sets of weighing assemblies, each set of weighing assembly comprises a weighing tray, and the material distributing mechanism is used for intermittently conveying materials into cartons on the two weighing trays in turn. Through combination of the spray heads and the conveying belt, the ice layer covering effect on the surface of broccoli can be further improved, then the flower bud falling phenomenon is reduced, meanwhile, boxing operation of broccoli is achieved in a mechanical automation mode, and therefore the labor intensity of workers is reduced.