173results about How to "Reduce handling" patented technology

The invention discloses a vibration type wolfberry picking and collecting integrated device, and relates to the technical field of wolfberry picking and collecting, the vibration type wolfberry picking and collecting integrated device comprises a picking head, a driving device, a receiving disc, a collecting device and a conveying pipe, the picking head is used for generating mechanical vibration and driving branches to vibrate; the driving device drives the picking head to generate mechanical vibration; the receiving disc is provided with a blanking port and arranged on one side of the picking head, the picking head is connected with the receiving disc, and the receiving disc is located under the picking head in a picking state; the collecting device is used for collecting wolfberries; one end of the conveying pipe is connected with the bottom of the receiving disc and communicated with the blanking port, and the other end is connected with the collecting device. The device can improve the collection efficiency and the quality of picked Chinese wolfberries.

A moving object real-time three-dimensional reconstruction system based on fringe projection comprises a processing system (PS end) used for communicating with a camera and a projector and managing acquisition and processing of image data; the programmable logic (PL end) is matched with the processing system (PS end) and is specially used for accelerating three-dimensional reconstruction, the programmable logic (PL end) comprises a three-dimensional reconstruction algorithm hardware acceleration unit, and a real-time three-dimensional reconstruction algorithm of a moving object in a dynamic scene is executed in a hardware acceleration mode; wherein the programmable logic (PL end) adopts a streaming computing architecture, the received image data is processed through a cache-free streaming design, the image data is analyzed immediately when each frame of image arrives, and a high-quality moving object real-time three-dimensional reconstruction result is continuously generated. When the method is used for processing three-dimensional reconstruction in a dynamic scene, high precision can be kept, high reconstruction speed can be realized, and challenges on reconstruction precision and reconstruction speed in the prior art are effectively solved.

The invention discloses a device suitable for double-end synchronous coupling mounting and a mounting method, and the device comprises a first pickup mechanism and a second pickup mechanism which are respectively used for picking up and adjusting different lens poses, and respectively putting the lens poses at an input end and an output end of a preset light path; the visual module is used for identifying the input end and the output end of the light path and guiding the first picking mechanism and the second picking mechanism to carry the lens to move; and the power detection module is used for receiving the output power of the different lenses coupled on the optical path. Through the device, the manual carrying and butt joint strength can be effectively reduced, meanwhile, the coupling precision can be improved, and the position and angle of the lens can be conveniently adjusted. And the output end and the lens at the output end can be coupled simultaneously, the coupling precision can be improved in multiple directions, the problem of coupling efficiency limitation caused by manual sequential butt joint is solved, the adjustment modes are diversified, and the product precision can be improved conveniently.

The invention relates to the technical field of installation of building dampers, in particular to a metal damper installation device which comprises a support, a fixing frame, an installation frame and a supporting piece, under the action of a first adjusting piece, the height of the fixing frame is adjusted to the height of a wall reserved frame, and the installation frame is moved into the wall reserved frame; then, a second adjusting piece is used for adjusting the size of the outer contour of the mounting frame, it is ensured that all the side walls of the mounting frame are attached to the side walls of the wall reserved frame, in the deformation process of the mounting frame, a supporting piece adjusts the damper, it is ensured that the damper is in the horizontal state, and the damper is connected into the wall reserved frame under the action of the supporting piece; manual carrying of the damper is reduced, and the damper mounting efficiency is improved; and meanwhile, by setting the outer contours of the fixing frame, the mounting frame and the wall reserved frame, the precision of the damper when the damper is connected with the wall reserved frame is improved.

The utility model discloses a dam grouting cover plate concrete pouring formwork lifting device, and relates to the technical field of water conservancy projects, in particular to a dam grouting cover plate concrete pouring formwork lifting device which comprises a combined steel formwork, and the upper surface of the combined steel formwork is fixedly connected with a supporting plate. A guardrail A is fixedly connected to one side of the supporting plate, and a steel frame is fixedly connected to the other side of the upper surface of the combined steel formwork. During use, after a grouting cover plate foundation is excavated, a winch is installed on the top of the foundation, a balance weight is made, the combined steel formwork is connected through a steel rope, the winch is used for moving the combined steel formwork to the position where concrete is poured, a formwork balance weight block is installed on the combined steel formwork to be fixed after the balance weight is determined, and the formwork balance weight block is moved out after the concrete is poured. And the combined steel formwork is lifted to the position of the next bin to be fixed through a winch, and after the combined steel formwork is lifted, a specially-assigned person is dispatched to the operation platform for plastering of the previous pouring bin.

The invention relates to an aluminum electrolytic capacitor lead welding and riveting all-in-one machine which comprises a working machine table, a servo belt transmission device is installed at the bottom of the working machine table and connected with an eccentric wheel rocker mechanism, a wire feeding and cutting mechanism is installed at the top of the working machine table, and the eccentric wheel rocker mechanism is connected with the wire cutting mechanism. The servo belt transmission device is connected with a disc clamp device, and a rivet flattening device is installed on the top of the working machine table. According to the equipment, the welding function and the riveting function of the lead are integrated on the same working platform, and compared with a traditional multi-equipment operation process, the requirement for manual operation is greatly reduced, and the production efficiency is remarkably improved. Due to the integrated design, movement and carrying of materials in the operation process are reduced, the production time is shortened, the labor intensity is reduced, and a production line is smoother.

The invention provides a concrete test block demolding machine and a control method thereof. The concrete test block demolding machine comprises a rack, a trimming channel is defined by the trimming device, a first position is correspondingly arranged outside the feeding end of the trimming channel, and a second position is correspondingly arranged outside the discharging end of the trimming channel; the first conveying device can convey the first mold to a first position, and an opening of the first mold located at the first position communicates with the feeding end of the trimming channel; the second conveying device can convey the second mold to a second position, and an opening of the second mold located at the second position communicates with the discharging end of the trimming channel; the material ejecting device is provided with a material ejecting end, the material ejecting end can penetrate into the through hole and abut against the test block of the first mold located at the first position, and then the material ejecting end moves and pushes the test block of the first mold into the trimming channel, so that the peripheral side wall of the test block enters the second mold located at the second position after being trimmed by the trimming channel; in the demolding process of the concrete test block, trimming and transferring of the test block can be achieved at the same time, and the production efficiency is improved.

The utility model relates to the technical field of electroplating, in particular to hydrogen production fuel cell metal pole plate coating equipment which can automatically clean oxide skin on the surface of a metal pole plate before electroplating the metal pole plate, reduces carrying and transferring of plates by workers, and is convenient to use and high in practicability. Comprising a bottom plate, a box and a direct-current power source, the box is fixedly installed at the upper end of the bottom plate, and the direct-current power source is fixedly installed on the box; the electroplating device comprises a box body and further comprises a partition plate, a moving mechanism, a cleaning mechanism, a hoisting mechanism and an electric connecting mechanism, a cleaning cavity and an electroplating cavity are formed in the left portion and the right portion of the box body correspondingly, the partition plate is fixedly installed in the middle of the box body and used for separating the cleaning cavity from the electroplating cavity, and the hoisting mechanism is installed on the moving mechanism which is used for moving the hoisting mechanism. And the hanging mechanism is positioned above the box body.

The automatic discharging device for metal plate cutting comprises a first conveying belt and a second conveying belt, the first conveying belt is higher than the second conveying belt, a lifting mechanism is arranged at the end, close to the second conveying belt, of the first conveying belt and comprises a lifting plate and a plurality of lifting rails, and the lifting rails are divided into two groups; the two sets of lifting rails are located on the two sides of the first conveying belt correspondingly, the lifting plate is slidably connected between the two sets of lifting rails, the lifting plate is fixedly connected with a driver for driving the lifting plate to ascend and descend, and the surface of the lifting plate is flush with the surface of the second conveying belt when the lifting plate slides to the lowermost portion. A pushing mechanism is arranged at the end, away from the second conveying belt, of the lifting plate. According to the device, the high conveying belt and the low conveying belt are matched and connected together through the lifting mechanism, the automatic discharging process after metal plate cutting is achieved, manual intervention is reduced, continuous shearing and conveying operation is achieved, the shutdown time is shortened, and the production efficiency is improved.

The utility model provides a multifunctional double-cavity vacuum coating device which comprises a spraying chamber and a vacuum coating chamber, the vacuum coating chamber is arranged at the top of the spraying chamber, and the vacuum coating chamber is communicated with the spraying chamber through a through hole. A rotating frame is arranged in the spraying chamber, the rotating frame is connected into the spraying chamber through a guide column, the guide column is vertically connected into the spraying chamber, the rotating frame is in driving connection with a driving device, and the driving device drives the rotating frame to ascend into the vacuum coating chamber for vacuum coating. According to the utility model, priming paint coating, vacuum coating and finishing paint coating are integrated into one device, so that workpiece carrying is reduced, workpiece collision is avoided, the surface quality of workpieces is improved, and the production efficiency is improved. The spraying chamber and the vacuum coating chamber which are arranged up and down can reduce the occupied area of equipment, and the rotating frame keeps rotating at a constant speed in the spraying process, so that spraying is more uniform, and the quality of workpieces is improved.

The present application relates to the technical field of waste lithium ion battery recycling, and discloses a waste lithium ion battery disassembling and recycling device, which comprises a base, a multi-angle adjusting mechanical arm, a clamping jaw disassembling structure, an impact and piercing structure and a telescopic cutting structure. The base is symmetrically provided with a disassembling box and a recycling box at both ends. The multi-angle adjusting mechanical arm is installed at the upper end of the base. The clamping jaw disassembling structure is connected to the upper end of the multi-angle adjusting mechanical arm. The clamping jaw disassembling structure comprises a clamping jaw. The impact and piercing structure and the telescopic cutting structure are symmetrically arranged on both sides of the clamping jaw. The front end of the disassembling box is provided with a waste lithium ion battery positioning mechanism. The present application can quickly disassemble and classify the waste lithium ion battery, stably disassemble components of waste lithium ion batteries of different sizes and shapes, and position the waste lithium ion batteries of different sizes, so that the batteries will not shake or deviate during disassembly.

The utility model discloses an enameled wire separating device, which comprises a supporting part, a second drawing part and a first drawing part, the supporting part is used for placing an iron core, the supporting part can drive the iron core to rotate around the central axis of the iron core, the second drawing part is located on one side of the supporting part, a guide block is arranged on the first drawing part, a sleeving opening is formed in the guide block in the direction of the central axis of the iron core, and the sleeving opening penetrates through the guide block. The sleeving port is used for sleeving a varnished wire welding end, the first drawing part is used for driving the sleeving port to reciprocate along the central axis direction of the iron core so as to drive the sleeving port to sleeve or leave the varnished wire welding end, and the first drawing part is arranged on the second drawing part. And the second drawing part is used for driving the first drawing part to reciprocate along the radial direction of the iron core so as to drive the welding end of the enameled wire to be bent for a certain distance along the radial direction of the iron core.

The utility model discloses a plastic sheet offcut recovery device which comprises a transmission assembly, a flow guide assembly is arranged above the transmission assembly, a smashing assembly is arranged on one side of the transmission assembly, the smashing assembly comprises a smashing shell, two smashing rollers are rotationally connected to the interior of the smashing shell, a baffle is arranged above the two smashing rollers, and the baffle is arranged above the two smashing rollers. And one side of the baffle is fixedly connected to the inner wall of the crushing shell, one sides of the two crushing rollers are sleeved with a driven gear and a driving gear correspondingly, the side, sleeved with the driven gear, of each crushing roller is further sleeved with a second belt wheel, the second belt wheel is arranged, and a sieve plate is arranged below the crushing rollers. The leftover materials cut by the cutting device are conveyed to the interior of the smashing assembly through the transmission assembly, and then the cut leftover materials are smashed through mutual cooperation of the second motor and the two smashing rollers, so that the plastic leftover materials are prevented from being irregularly stacked in the recycling barrel and occupying a large space, and the recycling efficiency of the plastic leftover materials is improved. And more plastic offcut cannot be recycled and contained.

The utility model relates to the technical field of stone handrail machining, in particular to a stone handrail machining device which comprises a base, a machining frame, a fixing assembly, a cutting assembly and a polishing assembly, the existing device needs to manually take down a handrail for polishing after stone machining, time is consumed, and according to the device, the cutting assembly and the polishing assembly are integrated on the machining frame, so that machining efficiency is greatly improved. The stone handrails do not need to be manually taken down and transferred after cutting is completed, grinding can be directly conducted in the machining frame, intermediate links such as carrying are reduced, compared with manual grinding, mechanical grinding is more uniform in force and angle, irregular lines on the surfaces of the stones can be better treated, the product quality is improved, the cutting function and the grinding function are integrated in the same machining device, and the machining efficiency is improved. Seamless connection of the cutting procedure and the polishing procedure is achieved, the continuity of the stone handrail machining process is guaranteed, errors or problems possibly caused by procedure interruption are reduced, and the production stability and the product yield can be improved.

The invention relates to the technical field of artificial intelligence, and discloses a hybrid bonding-based large model reasoning data read-write method and system, a controller and a storage medium, and the method comprises the following steps: constructing hybrid bonding connection between a PIM chip and a DRAM chip and between the PIM chip and a FLASH chip; when the large model is used for reasoning, the weight of the large model is stored in the FLASH chip through the data bus, and the cue word of the large model is stored in the DRAM chip through the data bus; in the pre-filling stage, the PIM chip is used for respectively reading the weight and the cue word, and the calculated first key value is cached and written into the DRAM chip; and in a decoding stage, respectively reading the weight and the first key value cache by utilizing the PIM chip, and writing the second key value cache of the Token generated by the large model into the DRAM chip. According to the method, the processing engine in the PIM chip is utilized, data only need to be read from the FLASH and the DRAM which are closest in physical distance, delay is reduced, model weight data and key value cache data do not need to be read through a bus route, data carrying is reduced, and power consumption is reduced.

The problem to be solved by the present invention is to provide a vibration test bench weight combination mechanism, which can realize weight combination without carrying weight pieces, saves time and effort, and greatly improves work efficiency. It mainly includes a load platform, which is installed on the vibration test bench; a weight load assembly, including a weight tray and a vibration rod assembly, the lower end of the vibration rod assembly passes through the load platform and can move relatively, and the upper end is fixedly connected to the weight tray, and a plurality of weight pieces are stacked on the weight tray; a weight separation assembly, including a lifting plate for separating the weight pieces located above.

The invention relates to the technical field of testing equipment, in particular to a high and low temperature ventilation aging testing device, a gas temperature control and ventilation method and a testing method.The high and low temperature ventilation aging testing device comprises a testing cabinet, a heat preservation testing bin and a high and low temperature gas adding cabinet, the heat preservation test bin is used for bearing a tested piece, the high-low temperature gas filling cabinet is located on one side of the test cabinet, when the heat preservation test bin is communicated with the high-low temperature gas filling cabinet, the heat preservation test bin is used for controlling the temperature in the high-low temperature gas filling cabinet, and when the temperature in the high-low temperature gas filling cabinet meets the test requirement, the heat preservation test bin is used for controlling the temperature in the high-low temperature gas filling cabinet. And the thermal insulation test bin can carry out aging test on the tested piece. Through the high-low temperature gas filling cabinet, the whole high-low temperature ventilation aging test device can automatically adjust the temperature in the heat preservation test bin according to the test requirements of different tested pieces, rapid switching from high temperature to low temperature and from low temperature to high temperature is achieved, and high-temperature ventilation aging test and low-temperature ventilation aging test can be compatible at the same time.

This invention discloses a parallel optimization system for massive video processing. The system adopts a four-layer integrated parallel and collaborative processing architecture, comprising, from top to bottom: a parallel task layer for video stream access, grouping, splitting, encapsulation, and queue management; a resource abstraction layer for unified hardware modeling, status acquisition, topology construction, and capability assessment; a parallel scheduling layer for task-hardware matching, load balancing, priority scheduling, and dynamic adjustment; and an execution optimization layer for data stream localization, parallel read / write, cache optimization, and zero-copy processing. The parallel task layer, resource abstraction layer, parallel scheduling layer, and execution optimization layer form a complete parallel processing link: task input, resource awareness, accurate scheduling, and optimized execution. This invention implements concurrent rate limiting and smooth access for the input video stream to prevent traffic surges; and sets synchronization points and timing control for parallel tasks to ensure orderly output.

The present invention discloses a miniaturized household dry cleaning machine, comprising a frame, a drum unit, a coarse filter device and a fine filter device, the frame is provided with four cross beams, the frame is provided with four cross beams, a dirty solvent tank and a clean solvent tank are respectively fixed to the frame through a first clamp, two baffles are provided on the frame, one of the baffles is provided with a U-shaped plate, two connecting plates are provided on the U-shaped plate, the fine filter device is provided on the connecting plate, the coarse filter device and the fine filter device are connected through a second connecting pipe, and the dirty solvent tank and the clean solvent tank are both connected to the drum unit. The present invention reduces the size of the dry cleaning machine through the connection between various structures, saves space and area, and is convenient for carrying. At the same time, when in use, the washing solvent is thoroughly filtered through double-layer filtration, the consumption of the washing solvent is reduced, the cost during use is reduced, and thus the economic loss of the user is reduced.

The utility model discloses an adhesive tape paper tube penetrating machine which comprises a tube penetrating machine body, a feeding mechanism and a power mechanism, the tube penetrating machine body comprises a first support, a cushion block and a tube penetrating bottom shell, mounting plates are fixed to the two sides of the first support, and first electric telescopic rods are fixed to the tops of the mounting plates; a pipe penetrating top cover is arranged over the pipe penetrating bottom shell, the feeding mechanism comprises a second support and a feeding groove, a discharging pipe is arranged at one end of the feeding groove, a material storage barrel is arranged below the discharging pipe, a supporting plate is arranged below the material storage barrel, a motor and a second electric telescopic rod are arranged below the supporting plate, and the motor is connected with the second electric telescopic rod. The power mechanism comprises a third support and a third electric telescopic rod. The adhesive tape paper tube penetrating machine is advanced in design, compact in structure and convenient to use, the paper tube can be further limited, axial deviation in the tube penetrating operation is avoided, the tube penetrating precision is improved, carrying during adhesive tape roll storage is reduced, the physical power of workers is saved, and the production efficiency is improved.

The bolt casting device comprises a box body and rotating shafts, the box body is directly arranged on the ground, the rotating shafts are rotatably installed on the left side and the right side of the interior of the box body, supporting plates are fixedly installed on the inner sides of the rotating shafts, and a motor and a brush are connected to the left sides of the rotating shafts. The brushes are arranged on the rear portion of the outer side of the supporting frame at equal intervals, and the brushes are arranged above the top cover. After bolt casting is completed, the motor is directly used for driving the rotating shaft to rotate the mold by 180 degrees, the bolts are directly poured out, manual carrying is greatly reduced, then the screen is used for vibrating to enable the electric fan to evenly blow to each bolt, waste heat of the bolts is rapidly reduced, and the efficiency of reducing the waste heat of the bolts is greatly improved. And meanwhile, a brush capable of automatically moving left and right can be used for coating the mold with the preservative in all directions without dead corners, so that the mold can be used for a long time and cannot be corroded, and the capital investment is saved.

The application relates to the technical field of gate, in particular to a mine waterproof gate automatic belt rack, which comprises a base plate, the middle part of the upper surface of the base plate is fixedly connected with the bottom of a supporting frame, the top of the supporting frame is fixedly connected with one side of the bottom of a side power box, the middle position of the bottom of the side power box is slidably sleeved with the outer circumferential surface of the top of a lower sliding pipe, the bottom of the lower sliding pipe is fixedly connected with the top of a supporting sleeve, and the bottom of the outer circumferential surface of the supporting sleeve is fixedly connected with one end of a first rotating frame. The top limiting plate is arranged, the top supporting plate is close to the center under the power action of the inclined rod, the fixing of the top equipment of the rack is realized, various specifications and sizes of gate belt equipment can be adapted, different specifications of accessories cannot be safely matched, the rack needs to be disassembled, and the rack can adapt to various working environments during use.

The utility model discloses an on-site sewage purification device convenient to transfer, and relates to the technical field of sewage purification. The device comprises a sealing box and a base plate, a discharging opening is formed in the upper portion of the right side of the inner wall of the box body, a first cavity is formed in the lower side of the inner wall of the discharging opening, the inner wall of the first cavity is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with a threaded rod; the rod wall of the threaded rod is in threaded connection with a moving block, the top face of the moving block is fixedly connected with a protective shell, sliding grooves are formed in the upper portions of the front side and the rear side of the inner wall of the sealing box correspondingly, and moving structures are arranged on the inner walls of the two sliding grooves correspondingly. According to the utility model, the situation that the equipment is fixed at a specified position or area is avoided, the carrying of operators is reduced when the position of the equipment is changed, and meanwhile, the workload of the operators is reduced, so that the risk that the operators are injured is prevented, the safety effect of the equipment is improved, and the complexity of the equipment is reduced.

The utility model relates to the technical field of lead plate machining, in particular to a lead plate drilling machining tool which can automatically lift a lead plate, reduces carrying of the lead plate by workers, reduces labor intensity, and is convenient to use and high in practicability. Comprising a baseplate; the device further comprises a distance adjusting mechanism, two sets of lifting mechanisms, two sets of clamping mechanisms and two sets of supporting frames, the two sets of supporting frames are installed on the bottom plate through the distance adjusting mechanism, the distance adjusting mechanism is used for adjusting the distance between the two sets of supporting frames, the two sets of lifting mechanisms are installed on the two sets of supporting frames respectively, and the two sets of clamping mechanisms are installed on the two sets of lifting mechanisms respectively. The lifting mechanism is used for lifting the clamping mechanism, and the clamping mechanism has the clamping and fixing functions.

The utility model discloses an apple sorting machine, which relates to the technical field of sorting machines, aims to solve the technical problem of high production cost caused by large occupied area of the conventional apple sorting machine, and comprises a conveying mechanism and a sorting mechanism, the sorting mechanism comprises a sorting outer cylinder, a sorting inner cylinder coaxially sleeved with the sorting outer cylinder and a sorting assembly arranged in the sorting inner cylinder, the sorting assembly comprises a spiral double-rod sliding rail and a spiral supporting rail located below the spiral double-rod sliding rail, and a gap between double rods of the spiral double-rod sliding rail is gradually increased from top to bottom. According to the apple sorting machine, the sorting mechanism is composed of the inner cylinder and the outer cylinder, the inner cylinder is provided with the variable-diameter spiral double-rod sliding rail, and apples roll to the positions below the corresponding sorting openings through rotation to achieve apple sorting; the sorting outer cylinder is responsible for receiving apples with different sizes and transporting the apples to the conveying groove; the design of the variable-diameter spiral double-rod sliding rail is adopted, a traditional linear sorting track is changed into a spiral sorting track, and therefore the occupied area of the device is greatly reduced.

The utility model provides a battery piece clamp for a series welding machine, which relates to the technical field of battery piece clamps and comprises a conveying mechanism, and a fixing mechanism is fixedly mounted at the top of the conveying mechanism. According to the utility model, under the action of the fixing mechanism, when a battery piece needs to be fixed, firstly, the battery piece is placed in the notch of the fixing block, and meanwhile, the threaded rod drives the fixing plate to move downwards and fix the battery piece; the battery piece is driven to rotate under the action of the second motor, when the battery piece rotates to the other face, the second motor stops working, then the battery piece is welded through the welding device, through the structure and the method, the battery piece can be effectively fixed, overturning can be completed after one face of the battery piece is welded, and then the other face of the battery piece is welded; therefore, manual operation is reduced, working efficiency and welding quality are improved, and workers are protected to a certain extent.

The invention discloses a high-speed single-slit water-based coating straw machine, and aims to solve the problems of low efficiency and high cost in traditional straw production, the straw machine comprises an unwinding mechanism, a longitudinal die cutting mechanism, a deviation rectifying mechanism, a traction mechanism, a forming mechanism and a cutting mechanism, the unwinding mechanism is used for unwinding paper, the longitudinal die cutting mechanism is used for longitudinally cutting the paper, and the deviation rectifying mechanism is used for rectifying deviation of the paper. The deviation rectifying mechanism adjusts the conveying direction of paper, the traction mechanism achieves horizontal conveying of the paper, each forming mechanism comprises an outer sleeve and an inner sleeve, the outer sleeve and the inner sleeve are matched in an inserted mode to form a forming groove, and the cutting mechanism is located on one side of a groove opening of the forming groove and used for cutting the paper. Continuous and automatic straw production is achieved, the production efficiency is remarkably improved, meanwhile, the production cost is effectively saved, and an efficient and economical production solution is provided for the straw manufacturing industry.

The utility model discloses a large beam reinforcement cage sinking device which comprises a base and a first supporting rod, the first supporting rod is installed at the upper end of the base, a supporting assembly is arranged on the base and the first supporting rod, the supporting assembly can support and sink a large beam reinforcement cage, and the supporting assembly comprises a second supporting rod and a sleeve. The second supporting rod is connected to the upper end of the first supporting rod in a threaded mode, and the sleeves are arranged on the outer walls of the first supporting rod and the second supporting rod in a sliding mode. The height position of the electric chain hoist can be adjusted, the hollow square pipe slides on the top beam in a guiding mode, the transverse position of the electric chain hoist can be adjusted, and therefore the position of the electric chain hoist can be flexibly adjusted to support and sink a large beam steel reinforcement framework.

The invention provides a crack arrest steel cutting method. The crack arrest steel cutting method comprises the following steps that S1, flame cutting equipment is adjusted to be in a preheating mode; s2, the two sides of the workpiece cutting line are preheated for the first time to reach the first target temperature; s3, the two sides of the workpiece cutting line are preheated for the second time to reach the second target temperature; and S4, cutting operation is conducted on the workpiece. According to the crack arrest steel cutting method provided by the invention, the cutting effect of the groove (the thickness t is greater than 30mm) meets the process requirement by increasing the heat conduction range under the condition of ensuring that the structure property of the material is not changed. Meanwhile, the method has the characteristics of lowest cost, high operability and the like. The cutting method is easy to operate, suitable for external field operation and not limited by fields, large equipment and the like.

The present invention relates to a portable soil collection device, including a soil drilling rig main body, a soil drilling tool and a drilling rig working frame, wherein the collision block of the soil drilling tool is located in the collision head of the soil drilling rig main body, and the drilling rig working frame includes a first support portion and a main body placement portion longitudinally slidably connected to the first support portion, and the soil drilling rig main body is arranged on the main body placement portion. The present invention places the soil drilling rig main body on the drilling rig working frame and slides with the drilling rig working frame, and drives the soil drilling tool to the deep soil for soil sampling through the power of the soil drilling rig and the weight of the soil drilling rig, thereby freeing the hands of the staff and greatly reducing the labor intensity of the staff; when it is necessary to move the drilling rig working frame to different sampling points, the handle and the flat wheel are used in combination to pull the drilling rig working frame, thereby reducing the work of the staff in carrying the drilling rig main body.