84results about How to "Reduce manpower" patented technology

The invention discloses an SNP (Single Nucleotide Polymorphism) molecular marker related to sheep fecundity and application of the SNP molecular marker. The SNP molecular marker comprises an SNP1 (Single Nucleotide Polymorphism) and / or an SNP2; the SNP1 is located at a base at the 115747587 site of a chromosome 6 of a sheep reference genome AR-UIRamV2.0 version, and the polymorphism of the SNP1 is T / G; the SNP2 is located at a basic group at the 41419566th site of a chromosome 22 of a sheep reference genome AR-UIRamV2.0 version, and the polymorphism of the SNP2 is A / G. According to the scheme, the SNP molecular marker related to sheep fecundity is provided, sheep with the high fecundity character can be efficiently and accurately identified and screened out, and the marker is high in typing quality, single in copy and high in polymorphism and can be used for sheep fecundity molecular marker assisted breeding.

The invention discloses a self-calibration and drift compensation method for an automatic underground water monitoring station, and the method comprises the following steps: 1, transmitting a reference measurement starting instruction to an underground bubble method device by an edge calculation gateway, forming a reference data pair by a bubble method water level reference value and a reference acquisition moment, and writing the reference data pair into a reference data cache region; 2, the edge computing gateway creates a state storage structure and a covariance storage structure; and step 3, the edge computing gateway reads a drift amount estimation value from the state storage structure as a drift compensation amount, and when a drift estimation standard deviation exceeds a set threshold, bubble method hardware reference acquisition is triggered. According to the invention, the problems of high manual calibration cost and lack of independent reference support in pure software estimation in the prior art are solved, so that a monitoring station can stably operate for a long time under an unattended condition and continuously output high-precision underground water level monitoring data.

The invention discloses a multipurpose adjustable metal plate bending die and a working principle, and relates to the technical field of bending dies. According to the multi-purpose adjustable metal plate bending die and the working principle, the multi-purpose adjustable metal plate bending die comprises an angle adjusting structure and a pressing plate structure, a base is arranged on the lower side of the angle adjusting structure, a two-way worm is arranged in the base, transverse sliding blocks are arranged on the two sides of the two-way worm, the transverse sliding blocks are connected with a movable base, four guide rods are arranged in the base, and the movable base is connected with the movable base. Four guide sliding sleeves are arranged on the lower side of the movable seat and coaxially connected with guide rods, a connecting seat is connected to the upper side of the movable seat, a connecting plate is arranged on the upper side of the connecting seat and connected with a push rod, the push rod is connected with a rotary supporting plate in a hinged mode, and the rotary supporting plate is connected with a left half template and a right half template. And the left half template and the right half template are connected through a connecting shaft.

The utility model relates to the field of metallurgical equipment, in particular to a discharging trolley device for amorphous strip spraying equipment. The discharging trolley device for the amorphous spraying belt equipment comprises a trolley frame, a roller walking assembly, a bracket, two supporting frames and an electric lifting mechanism, the roller walking assembly is arranged below the trolley frame, the bracket is arranged above the trolley frame and assembled with the trolley frame in an up-down sliding mode, and the two supporting frames are arranged on the trolley frame. The electric lifting mechanism is installed on the frame and connected with the bracket, the two supporting frames are installed at the upper end of the bracket in a left-right spaced mode, and the upper ends of the two supporting frames are each provided with a supporting part used for being embedded with the lower portion of an amorphous coiled material. The amorphous coiled material unloading device has the advantages that the structural design is reasonable, the amorphous coiled material can be unloaded and conveyed to the rear end more quickly, manpower and electric power are reduced, and the unloading time period is greatly shortened.

This invention relates to the field of automated warehousing technology and discloses an automated storage and retrieval system (AS / RS) based on a heavy-duty stacking robot. A material storage area is located on one side of the material entry / exit area, and a preparation and charging area is located on the other side. An import / export docking area is located inside the material entry / exit area, and a lifting and transferring machine is also included within the import / export docking area. An automated storage and retrieval system with a three-dimensional racking mechanism is located inside the material storage area. This AS / RS based on a heavy-duty stacking robot, through its modular architecture and intelligent collaborative design, effectively solves the problems of low space utilization, high cost, and poor flexibility in traditional AS / RS. It achieves precise and efficient handling of heavy-duty goods, eliminates the need for dedicated tracks, reduces modification costs, and significantly improves the overall automation level, space utilization, and operational stability of warehousing operations. It caters to both new construction and renovation needs, providing enterprises with a low-cost, highly adaptable heavy-duty warehousing solution.

The utility model relates to the technical field of energy storage, in particular to a simple lock, a bottom support, a battery box and a battery changing system. The simple lock comprises a lock hole assembly and a lock body assembly. The lock body assembly comprises a supporting unit, a driving unit and two spring bolt units. The driving unit comprises a driving rod, a first left connecting rod, a second left connecting rod and a spring bolt unit which are hinged in sequence; and the driving rod, the first right connecting rod, the second right connecting rod and the other spring bolt unit are hinged in sequence. The driving rod drives the spring bolt unit to rotate through the connecting rod structure. When the simple lock is in a locking state, the spring bolt unit penetrates through the lock hole assembly, and the spring bolt unit abuts against the lock hole assembly to limit the lock hole assembly to move away from the spring bolt unit. The bottom support comprises a lock body assembly or a lock hole assembly. The battery box comprises a lock body assembly or a lock hole assembly. The battery replacing system comprises a bottom support and a battery box. Therefore, the problems of complex structure and high energy consumption of the traditional battery replacement locking device are solved.

This utility model relates to the field of stamping equipment technology, specifically to a stamping device with a positioning structure. It includes a stamping device body, a hydraulic telescopic assembly vertically mounted on the upper part of the body, and a horizontally connected upper mounting plate. A punch and a positioner are mounted on the lower side of the upper mounting plate. A stamping table is mounted below the punch, and a driving cavity is provided within the stamping table. A slotted hole communicating with the driving cavity is provided on the upper side of the stamping table. A positioning post is vertically arranged within the slotted hole, and its lower end is connected to the output end of a hydraulic rod within the driving cavity. A hydraulic rod is arranged along the length of the slotted hole within the driving cavity. At least three slotted holes are arranged radially from the center on the upper side of the stamping table. A punch is located above, and a positioner is welded to each side. The hydraulic rod and positioning posts are all matched. Four positioning posts penetrating the outer wall are mounted on the upper part of the stamping table, and the lower part is connected to a support platform. This solves the problem of needing to change different dies for positioning when stamping workpieces of different sizes.

The application discloses a simulation result optimization method and application in chip verification and relates to the technical field of chip development.The method comprises the following steps: starting simulation on a to-be-tested chip to generate a simulation file;forming a signal line group by grabbing the signal lines of relevant signals in the simulation file based on a specified RTL layer;packing the signal values in the signal line group to form a data packet, extracting a key data packet from the data packet, comparing the values of the signal lines in the key data packet with expected values, and / or comparing the combined logic among the multiple signal lines in the key data packet with expected signal line combined logic;and generating a key data verification result text file according to the comparison result.The application realizes automatic analysis and checking of the simulation result of the required signal within a set range, improves the simulation result checking efficiency, and reduces the labor and computing resource cost of simulation debugging.

The invention discloses a method, a system and equipment for troubleshooting a communication terminal of an all-moving simulator, and belongs to the technical field of aviation simulation equipment fault diagnosis. The method comprises the following steps: acquiring data of a communication terminal operation state, an input / output system state and a central control console environment state, synchronizing time, and constructing a time sequence feature vector through denoising normalization processing; inputting a Kalman filtering state space model to calculate an observation residual error, and distinguishing a fault source and interference characteristics; identifying a fault type by using an integrated decision tree classification model, positioning a target fault point in combination with a fault tree and a Bayesian network, and matching historical cases to generate a troubleshooting scheme; after troubleshooting is completed, the fault case library is updated, and the model is optimized. According to the scheme, intelligent and standardized troubleshooting of faults is achieved, the problems that a traditional method is low in efficiency and poor in accuracy, and fault sources are difficult to distinguish are solved, the troubleshooting efficiency and accuracy are greatly improved, the operation and maintenance cost is reduced, and stable operation of the full-motion simulator is guaranteed.

The application discloses a threaded hole flushing device and belongs to the technical field of automobile accessory machining equipment. The flushing device comprises a rack and a flushing head. The rack is rotationally connected with a material loading disc. The material loading disc is provided with a plurality of placing grooves. The rack is provided with a driving mechanism. Each placing groove is provided with a water inlet hole at the bottom. One water inlet hole is aligned with the flushing head. The rack is fixedly connected with a guide rail. The outlet of the guide rail is communicated with one placing groove. The rack is provided with an ejection mechanism for pushing the material from the guide rail into the placing groove. The inlet of the guide rail is provided with a feeding mechanism for feeding the material into the guide rail. The upper portion of one placing groove is provided with a discharging mechanism for pushing the material out of the placing groove. The application utilizes the intermittent driving of the driving mechanism on the material loading disc, cooperates with the ejection mechanism, the feeding mechanism and the discharging mechanism to realize the automatic flushing of the threaded hole of the pin shaft, reduces the use of manpower and improves the machining efficiency.

The invention provides pig breeding feed quantitative feeding equipment and a using method, and solves the problems that quantitative control is difficult and efficiency is low in the feeding process of porridge feed in a farm. The equipment comprises a movable chassis assembly, a feed storage bin is fixedly installed on the movable chassis assembly, and a feed conveying system is connected to the bottom of the feed storage bin; the weighing system and the feed conveying system work cooperatively and are integrated on the movable chassis assembly and the feed storage bin; the digital display control instrument is connected with the total weight displayer and the feeding weight displayer, visual display of weight information is achieved, the feed conveying system is provided with a control button and a lifting handle, an operator can conveniently and flexibly control feeding starting and stopping and the discharging position, operation is easy and visual, the labor cost is reduced, and the breeding efficiency is improved.

The utility model relates to the technical field of fruit tree supporting structures, in particular to an anti-lodging supporting structure of a fruit tree, which comprises a plurality of inclined anti-lodging rods supported on the annular periphery of the fruit tree, and fixing bases fixed in soil are arranged at the bottoms of the inclined anti-lodging rods. Fruit tree supporting plates used for abutting against main branches of fruit trees are hinged to rod bodies of the top ends of the inclined anti-falling rods, the multiple fruit tree supporting plates are sleeved with sleeving fixing pieces, and each sleeving fixing piece comprises a left arc-shaped clamping sleeve and a right arc-shaped clamping sleeve which are symmetrical to each other and arranged on the corresponding portions of the corresponding fruit tree supporting plates in a sleeving mode; the corresponding end plate bodies of the two arc-shaped clamping sleeves are fixed through long bolts and nuts connected to the long bolts in a threaded mode, fruit tree side protection gaskets are detachably connected to the inner side faces of the fruit tree supporting plates, inner arc-shaped side faces are arranged on the inner surfaces of the arc-shaped clamping sleeves, and rubber pressing gaskets are arranged on the inner arc-shaped side faces. The anti-lodging device has a good anti-lodging effect and is convenient to install and use.

The utility model provides a fence device convenient to disassemble and assemble. The fence device comprises a fence body and a fence base. Connecting feet with protruding structures are arranged at the bottom of the fence body, and an elastic structure, a first groove, a second groove and a third groove are arranged in the fence base, the connecting pin can sequentially penetrate through the third groove, the second groove and the first groove to abut against the elastic structure, and disassembly and assembly are achieved by rotating the protruding structure. The device is convenient and labor-saving to disassemble and assemble, does not need complex operation, saves time and manpower, and reduces the requirement on the proficiency of operators; the structure is stable, connection is firm, external impact vibration can be resisted, loosening and falling are prevented, and safety and reliability are improved; the device adapts to different installation environments, reduces damage caused by uneven ground or external force, and prolongs the service life. In addition, according to the structural design, part abrasion is reduced, the maintenance cost is reduced, durability and economic benefits are improved, good environmental adaptability and universality are achieved, the fence can be widely applied to power construction and other scenes, and stable exertion of the protection function of the fence is guaranteed.

The utility model relates to the technical field of wood processing, in particular to an online board turnover device which comprises a bottom frame, a first supporting guide mechanism, a second supporting guide mechanism and a turnover frame connected with the first supporting guide mechanism and the second supporting guide mechanism, and the first supporting guide mechanism and the second supporting guide mechanism are arranged at the two ends of the bottom frame respectively. The first conveying mechanism and the second conveying mechanism are arranged on the overturning frame, and the overturning driving mechanism is arranged on the bottom frame and used for driving the overturning frame to rotate. The first conveying mechanism and the second conveying mechanism are arranged on the overturning frame and can be in butt joint with a conveying line of wood boards, under the cooperation of the overturning driving mechanism, the wood boards are overturned on line, off-line operation is not needed, manpower is reduced, operation efficiency is improved, and production cost is reduced. In addition, the board clamping mechanism can clamp the boards in the overturning process, slipping is avoided, and the boards are prevented from being damaged.

The utility model discloses a multifunctional adhesive tape winding device, it includes the shell, installs heat seal tube in the shell, is provided with heating area in the heat seal tube, one side of heat seal tube is provided with first cable access; one side of heat seal tube installs the clamping device for clamping cable, one side of clamping device rotatory installation adhesive tape support ware, the adhesive tape support ware includes adhesive tape placement cylinder and connecting seat, the adhesive tape placement cylinder fixed connection one side at connecting seat, connecting seat, clamping device with coaxial line arrangement of heating area to set up and be provided with with first cable access through second cable access on connecting seat and clamping device, and connecting seat is connected with motor through transmission mechanism. The utility model can complete cable connection vulcanization operation, effectively reduces manpower and time input, improves work efficiency.

The utility model discloses a labeling machine waste film automatic winding device which comprises a base, a vertical plate is fixedly connected to the front end of the top of the base, a side plate is fixedly connected to the rear end of the top of the base, a top plate is fixedly connected to the top of the side plate, and round holes penetrating up and down are formed in the two ends of the top plate. A reset spring can push an arc-shaped pressing plate downwards, so that a concave face at the bottom of the arc-shaped pressing plate is pressed on a waste film, when the waste film winding amount of the outer wall of a winding roller is larger and larger, the arc-shaped pressing plate, a sliding rod and an L-shaped sliding plate slowly slide upwards, when a metal sensor senses a metal block, a motor is automatically closed, and at the moment, winding work is suspended; through the arrangement of the multiple sets of insertion holes with different heights, the higher the insertion height of the metal block is, the smaller the waste film amount wound by the winding roller every time is, the lower the insertion height of the metal block is, the larger the waste film amount wound by the winding roller every time is, the winding amount of the waste film every time can be controlled, and meanwhile waste of manpower and time is reduced.

The application provides a water supply pipe network corrosion pipe section identification and diagnosis method based on water quality inversion, the method collects water quality data and pipe section attribute information in a water supply pipe network area, determines the topological water flow direction based on the residual chlorine decay characteristics, determines the appropriate diagnosis node and target independent pipe section, monitors the water quality parameter change characteristics in the pipe section, combines the water quality change amount and the quantitative evaluation model of the pipe section corrosion degree, realizes the target positioning of the corrosion pipe section and the rapid inversion diagnosis of the corrosion state, the input layer of the model is the water quality change characteristics and pipe section information between the pipe network diagnosis nodes, the operation layer adopts an algorithm based on the water quality decay characteristics and the corrosion state mapping relationship, and the output layer is the pipe section corrosion state score, when the diagnosis result is lower than the preset safety threshold, the warning information and the maintenance suggestion are generated, the application can realize the diagnosis effect with the determination coefficient exceeding 0.95, and effectively improves the safety and reliability of the operation management of the water supply pipe network.

The utility model discloses a photovoltaic module adhesive tape pasting device which comprises a frame body, a transmission device is arranged on the side inner wall of the frame body, the upper surface of the transmission device is movably connected with a photovoltaic panel frame, and the upper surface of the photovoltaic panel frame is movably connected with a photovoltaic panel body. According to the utility model, the air pressure device in the device box is matched with the suction head, so that negative pressure can be generated in the suction head to adsorb an adhesive tape, and the suction head is matched with the hydraulic telescopic rod to enable the adsorbed and cut adhesive tape to move downwards to be in contact with a photovoltaic panel body, so that the adhesive tape is adhered to the photovoltaic panel body; the position of a photovoltaic panel body is limited to avoid displacement of the photovoltaic panel body, an air pressure device can generate outward blowing force through a suction head when an adhesive tape is attached to the photovoltaic panel body to help the adhesive tape to be attached more firmly and smoothly, the position of a device box can be adjusted, then the attaching point position of the adhesive tape is adjusted, the adhesive tape attaching process is convenient and fast, and the adhesive tape attaching efficiency is improved. And manpower is reduced.

The application discloses a dental nurse robot and relates to the technical field of dental robots, wherein the dental nurse robot comprises a shell, a displacement mechanism, a suction mechanism, a flushing mechanism, a sewage cleaning system, a control module and a power module; the displacement mechanism is arranged at the bottom of the shell and is used for driving the shell to move; and the sewage cleaning system is arranged on the shell and comprises a system body, a clean water pipe, a sewage pipe, a first driving piece and a second driving piece. After sewage discharge and cleaning of the sewage tank, the first and second two-way ball valves are opened, the first end and the second end of the three-way ball valve are controlled to be communicated, the second two-way ball valve is closed, three negative pressure pumps are opened, and the two-way electromagnetic valve is opened, so that residual liquid in the pipeline is drawn into the sewage tank, pipeline cleaning is realized, and the cost of pipeline replacement and consumed manpower are saved.

The utility model relates to anti surge valve technical field, especially in kind of quick release anti surge valve pipe connection subassembly, including main pipe, the quick release structure is movably sleeved in the right end of main pipe, the outer surface upper portion and outer surface lower portion of quick release structure all are connected with quick release buckle in screw thread, the left end edge of quick release structure is connected with a plurality of bolts in screw thread, the outer surface of a plurality of bolts all are connected with the nut in screw thread, the right end of quick release structure is fixedly connected with filter structure through bolt and nut, the utility model discloses a kind of quick release anti surge valve pipe connection subassembly, when disassembling, first remove the connection of downstream pipeline and downstream pipeline fixed flange, unscrew nut and bolt separate quick release structure and filter structure, then rotate quick release buckle and make it exit, finally quick release structure is taken off from main pipe, greatly simplify dismounting step, reduce the time and manpower needed for dismounting, improve maintenance efficiency, shorten the system downtime.

The invention discloses a network optimization method and device based on a digital communication cluster, equipment and a medium, which can be applied to the technical field of communication. The method comprises the following steps: after obtaining first current network coverage information of a to-be-detected area in a digital communication cluster, generating a network optimization task according to the first current network coverage information; performing network optimization on the to-be-detected area according to the network optimization task, obtaining network optimization coverage information after network optimization, and generating a network optimization scheme according to the network optimization coverage information and the first current network coverage information; therefore, the network optimization scheme can be used for subsequently generating the network optimization task according to the second current network coverage information, so that repeated drive test for network optimization is not needed, the manpower and weakness of network optimization are effectively reduced, and the network optimization effect is improved.

The invention discloses a constant value remote dynamic operation and maintenance system and method, and belongs to the technical field of intelligent substation operation and maintenance, and the system comprises a cloud cooperative control unit, an edge agent unit and a terminal constant value processing unit which construct a cooperative operation and maintenance architecture through a communication network. Wherein the cloud cooperative control unit is deployed in a regional regulation and control center, the edge agent unit is deployed in a field station, and the terminal constant value processing unit is integrated in a relay protection device. Constant value remote management is realized through a cloud side-end collaborative architecture, operation and maintenance personnel do not need to be on-site on duty, the problem of time consumption of going back and forth on site in a traditional mode is solved, and manpower and traffic costs are reduced; the whole course of constant value modification, checking and tracing is automatic, manual intervention is reduced, the single constant value adjustment period is shortened from several hours to the minute level, and the operation and maintenance response speed is improved.

The utility model discloses a protective device for constructional engineering, and belongs to the technical field of constructional engineering. A protective device for constructional engineering comprises a first stand column and a second stand column used in cooperation with the first stand column, the first stand column is provided with a cavity structure, a winding shaft is arranged in the cavity structure, a protective net is arranged on the periphery of the winding shaft, a connecting rod is installed at the end, located outside, of the protective net, and the connecting rod is connected with the winding shaft. A positioning seat is installed at the end, located outside, of the winding shaft, and a locking piece used in cooperation with the positioning seat is arranged on the first stand column. According to the protection device, through cooperation of the first stand column and the second stand column, a protection system capable of being flexibly unfolded and stored is constructed, the protection function can be rapidly achieved only by pulling the protection net out of the cavity structure, matching the connection rod with the connection base on the second stand column and locking through the locking piece, and the protection device is convenient to use and high in practicability. And the actual requirements that the construction site layout and the construction progress change frequently are effectively met.

The invention relates to the technical field of conveying equipment, in particular to EPE pearl wool board automatic conveying equipment which comprises a main body unit, a feeding unit, a clamping mechanism arranged on a support, a transferring unit and a shaking mechanism arranged between a lifting mechanism and a fixing mechanism. Through the double anti-adhesion design of the clamping mechanism and the shaking mechanism, the problem of adsorption of multiple cotton plates in the conveying process can be effectively avoided, accurate and stable feeding of the subsequent machining procedure can be guaranteed, through the accurate transmission ratio design of the transmission mechanism, the anti-adhesion effect of the cotton plates and the adaptability of equipment are guaranteed, and the production efficiency is improved. By means of linkage cooperation of the lifting mechanism and the clutch mechanism, the lifting stability of the containing frame is further enhanced, the service life of equipment is prolonged, material conveying safety can be guaranteed, the labor intensity of workers is effectively reduced, the conveying efficiency of the EPE plates and the continuous operation capacity of a production line are further improved, and the production efficiency is improved. And manpower and production and maintenance costs are reduced.

The present application relates to centrifugal fan, especially to a kind of integrated centrifugal fan.The purpose of the present application is to provide a kind of integrated centrifugal fan with multiple environmental applicability, automated applicability operation and improved service life.The technical scheme is as follows: including installation cabin, the first electric sliding rail is installed on the left side upper portion of the installation cabin, the second electric sliding rail is installed on the front and rear two side walls of the installation cabin.By the way of automatically replacing the air guide device with different structure air wheel in the air guide cabin, the application environment of the integrated centrifugal fan can be more widely used, and for the same environment, the use state of the integrated centrifugal fan can also be quickly switched according to the need, the working life of the integrated centrifugal fan is improved, and there is no need to replace the traditional centrifugal fan and the matched pipeline, the efficiency of extracting gas or powder in the environment is improved.

The application relates to a code spraying device and belongs to the technical field of battery manufacturing. The code spraying device comprises a cup separating device for separating a cup from a battery monomer; a conveying device arranged downstream of the cup separating device and used for receiving and conveying the battery monomer and the cup; a code spraying device used for spraying a two-dimensional code on the battery monomer conveyed by the conveying device; and a cup combining device arranged downstream of the conveying device and used for receiving the battery monomer and the cup and assembling the battery monomer and the cup. The code spraying device can realize automatic cup separation and assembly and has high code spraying efficiency.

The application provides a material crushing and grinding device, and relates to the technical field of crushing equipment. The device comprises a device shell, an isolation plate fixedly arranged in the inner cavity of the device shell to separate the inner cavity of the device shell into an upper chamber and a lower chamber, a crushing chamber cylinder arranged in the upper chamber, a crushing chamber formed in the crushing chamber cylinder, a cutter assembly arranged in the crushing chamber, a planetary gear train comprising a sun gear arranged below the crushing chamber cylinder and a plurality of planetary gears engaged with the gear teeth of the sun gear, an inner tooth ring fixedly arranged on the inner wall of the crushing chamber, the gear teeth of the inner tooth ring being engaged with the gear teeth of the plurality of planetary gears, a driving device arranged in the lower chamber, and a cutter shaft of the cutter assembly, the cutter shaft passing through the rotation shaft center of the sun gear and being fixedly connected with the rotation shaft of the sun gear, the end of the cutter shaft passing through the isolation plate and being fixedly connected with the driving output end of the driving device. The application can effectively improve the crushing and grinding effect, improve the efficiency and reduce the power consumption.

This application provides a lifting platform device and an aerial work platform. The lifting platform device includes a vehicle body module, a scissor lift module, and a guardrail assembly. The vehicle body module includes a vehicle body and multiple wheels, which are rotatably connected to the same vehicle body. A load-bearing part is provided on the upper surface of the vehicle body. The scissor lift module is connected to the load-bearing part of the vehicle body. The work platform is connected to the scissor lift module, and the height of the work platform is adjusted as the multiple cross arms are extended or retracted. The guardrail assembly is detachably connected to the work platform. The lifting of the work platform is achieved through the scissor lift module, avoiding the need to dismantle and rebuild scaffolding. The horizontal layout of the work platform makes full use of space and is convenient for use in narrow spaces. At the same time, the movement is achieved through multiple wheels, reducing working time and manpower. Meanwhile, the guardrail assembly protects the operators, improving the safety and efficiency of the lifting platform device.

The utility model relates to port machinery technical field, and disclose a kind of port yard in cargo stack berm signboard combination device, including fixed support plate, berm, top sliding guide rod, identification display board, the top of the berm is provided with fixed support plate, the top of the fixed support plate is provided with top sliding guide rod, the top of the top sliding guide rod is provided with identification display board, further include: clamping fixed connection component, between fixed support plate and berm is provided;Height adjusting component, between fixed support plate and top sliding guide rod is provided;Sliding replacement component, between top sliding guide rod and identification display board is provided, the utility model has obvious advantages, clamping fixed connection component is exempted from punching installation, it is easy to operate and stable, prevent identification display board from being blown down;Sliding replacement component simplifies identification display board replacement process, can be replaced by extracting side surface sliding restriction rod, reduce time manpower cost, guarantee port stockpile management accurate and efficient.

The utility model discloses a kind of water-accumulation-free flowerpot trays, belong to flowerpot tray technical field, it includes disc body, the upper surface of the disc body is provided with recess, the inside of the recess is provided with catchment area, the catchment area is connected with water guide groove, the sidewall of disc body is provided with the butt joint pipe head being connected with the water guide groove, the butt joint pipe head is detachably connected with water guide pipe, the inside of the recess is provided with support protrusion, the space between flowerpot and tray is increased by the arrangement of support protrusion, increase breathability.When using, flowerpot is placed above support protrusion, when watering, water leaked from flowerpot can be stored in catchment area, the water liquid of catchment area flows into water guide pipe through butt joint pipe head via water guide groove, water liquid in tray can be promptly discharged, avoid tray water-accumulation or overflow, save manual force, avoid pollution environment, maintain hygiene.