65results about How to "Large working surface" patented technology

The invention discloses a construction process for an arched cylindrical-shaped latticed shell provided with an arched steel grid jig frame by adopting slippage installation. The construction process comprises following steps: (a) installing a slippage tool structural system; (b) installing an arched steel grid jig frame; (c) installing a slippage power system; (d) adjusting the longitudinal position of the arched steel grid jig frame; (e) installing the steel latticed shell of an arched cylindrical-shaped raw-material closing field; (f) dismounting a construction platform; (g) dismounting an arched steel grid load-bearing frame and arch foot supports; (h) dismounting the slippage power system; (i) dismounting the slippage tool structural system.The construction process for the arched cylindrical-shaped latticed shell provided with the arched steel grid jig frame by adopting slippage installation has following beneficial effects: the arched steel grid jig frame is reasonably arranged and technology of slippage tool structural system is adopted so as to be favorable for improving working efficiency, shortening working period, saving material, reducing construction cost and enhancing safety guarantee; and furthermore, adverse influence upon simultaneous construction of the lower portion of the steel latticed shell and other professional engineering projects is reduced to the minimum level during engineering construction of the steel latticed shell so that the overall working period is further shortened.

The invention provides a high altitude mounting method of pressure transformative gas cap of silo, belonging to the high altitude machine mounting method technical field, and comprising a storage tank body. The mounting method includes the following steps: the mounting and welding of the bottom plate of the tank; the mounting of the inner tube; the mounting of first and the second wainscot and the angle steel for wrapping the edge; the mounting of a central space; the mounting of the tank roof; the removing of the central space; wrapping of the plates to be mounted; mounting of the mouth closing device; mounting of the balancing device; mounting of the sealing device. The invention is a mounting method of storage tank, which adopts the gas cap technology. The method is simple and easily grasped, the working space is wide, the construction period is short, few types of equipment are used, the structure is simple and nonbreakable, and the maintenance is convenient. As the invention is an inverted mounting method of gas cap, large-scale crane and high altitude operations are unnecessary, thereby large amount of falsework is saved, and the operations are safe.

The invention provides a lifting device for maintaining wiring terminals on a power distribution station outdoor wall. The lifting device is characterized in that two vertical screws and two vertical slideways are arranged on the power distribution station outdoor wall; the two screws are driven by a motor through a rotary shaft; a supporting plate capable of vertically moving along the screws is arranged on the two screws and the two slideways; fences with a plurality of hanging holes are arranged on the two sides of the supporting plate; an outer fence capable of rotating along the supporting plate is arranged on one side, opposite to the wall, of the supporting plate; the two sides of the outer fence are each provided with a hook; the two ends of one side, opposite to the wall, of the supporting plate are each provided with a wall hook, and the wall hooks can be hung on wall hanging rings; and the two ends of the supporting plate are each provided with a drawing type outer supporting plate. The lifting device solves the problem that maintenance personnel cannot reach the maintenance positions of the wiring terminals, and has the beneficial effects of being high in work efficiency and safety, convenient to use and the like.

The invention provides an electrically driven fruit picking machine, and relates to a picking device for fruits of fruit trees. The electrically driven fruit picking machine is provided with a fruit stem shearing-off assembly, an operating rod assembly and a supporting rod assembly, wherein the fruit stem shearing-off assembly, the operating rod assembly and the supporting rod assembly can be successively connected detachably; the fruit stem shearing-off assembly is provided with a storage battery and control box assembly, a flexible feeding tube, a combined elastic receiving frame, a fixed knife, a neatening device, a movable knife, a hinge pin, a sliding block, an eccentric sliding block, a speed reducer, a motor and a fruit shearing assembly seat; the operating rod assembly is provided with a locking nut, an inner rod, an outer rod and a handle; and the supporting rod assembly is provided with a universal supporting assembly, a locking nut, an inner supporting rod, an outer supporting rod and a soil inserting cone. An operator stands on the ground and can continuously pick up fruits, the labor intensity is low, the working efficiency is high, and potential safety hazards do not exist. After being picked up, the fruits naturally drop into the combined elastic receiving frame under the effect of gravity, are fed to a container via the flexible feeding tube, and are not damaged. The picking direction can be adjusted optionally, and the operating surface is large. The picking height is adjusted simply and quickly.

The invention belongs to the technical field of coal mine and mine loading all-in-one machines, and particularly relates to a drilling, breaking, excavating and loading all-in-one machine. The drilling, breaking, excavating and loading all-in-one machine comprises a travelling mechanism, a conveying mechanism, an operation assembly, a hydraulic assembly and an electrical assembly and further comprises a telescopic device and a manipulator, wherein one end of the telescopic device is pivoted to a portal frame, and the other end of the telescopic device is movably connected with the manipulator; the manipulator comprises a bucket arranged at the front end of the telescopic device, a breaking hammer and a rock drill, the handle end of the bucket is hinged and connected to the lower portion of the front end of the telescopic device, the breaking hammer controlled to stretch out and draw back by hydraulic pressure is arranged inside the front end of the telescopic device, and the rock drill controlled to stretch out and draw back by hydraulic pressure is arranged on the outer side of the front end of the telescopic device; and the hydraulic assembly and the electrical assembly are used for controlling action execution of the travelling mechanism, the conveying mechanism, the telescopic device and the manipulator. Drilling, breaking, excavating and loading are integrated, and the working arm manipulator can rotate by 360 degrees, so that the working face is enlarged, the project progress is shortened, and the project quality is improved.

The invention discloses a concrete transportation and lining construction method for a small-section tunnel with a long inclined shaft with a large slope: the inclined shaft penetrates into the main tunnel from the side of the tunnel, and the mixed concrete enters the aggregate bin at the bottom of the inclined shaft through a chute installed on the inclined shaft , and then transported to the pouring areas on both sides by the delivery pump, and each pouring area uses four sets of bottom formwork and two sets of side arch formwork for partition pouring. The invention solves the problem of rail slag transportation and concrete hole pouring transportation through the inclined shaft chute The interference of parallel operations, through the pumping relay in the front tunnel, overcomes the difficulties of trackless transportation, concrete transportation and bottom sorting equipment in the tunnel. The difficulty of large and narrow passages for bottom picking equipment is increased through the formwork configuration of 4 sets of bottom formwork and 2 sets of side and top arches combined with partitioned pouring. The working surface is optimized, the space is optimized, and the construction progress is accelerated under the premise of ensuring the construction quality and safety.

The invention discloses a mist generator using wind energy and a mist sprayer. The mist generator comprises a mist generator body, a material storage container, an air inlet and outlet passage, a pressurization passage and a fluid passage, wherein the mist generator body is provided with an air inlet and an air outlet; the air inlet and outlet passage communicates with the air inlet and the air outlet; the fluid passage communicates with an inner cavity of the material storage container and the air outlet; the pressurization passage communicates with the air inlet and the inner cavity of the material storage container and is provided with a pressurization part, and a plurality of pressurization holes are formed in the pressurization part; and after air entering the mist generator body fromthe air inlet is distributed, one part of the air enters the inner cavity of the material storage container, and the other part is mixed with materials at the air outlet to form atomized mist. The mist sprayer comprises an air blower and the mist generator, and an air exhaust opening of the air blower is connected with the air inlet of the mist generator. The mist generator is simple in structure, economical, practical, and particularly suitable for the occasions like disinfection and epidemic prevention in an indoor environment, an airplane, a G-series high-speed train, an office and a family.

The invention discloses a method and device for using unmanned helicopters to put out fires in high-rise buildings. The device comprises a water hose, a foam extinguishing agent spraying pipe, a compressed air fire-extinguishing foam tanker, a wireless remote control device and at least one unmanned helicopter, wherein the foam extinguishing agent spraying pipe is fixed below each unmanned helicopter, one end of the water hose is connected with the inlet end of the foam extinguishing agent spraying pipe, the other end of the water hose is connected with class-A foam extinguishing agent spraying pipe outlets of the compressed air fire-extinguishing foam tanker, and the wireless remote control device is used for operating the unmanned helicopters to conduct lift-off operation. The unmanned helicopters drag the class-A foam extinguishing water hose to lift off and put out fires in the high-rise buildings, and the method and device have the advantages that the reaction speed is high, the lift-off height is high, the working range is wide, and multiple machines can achieve interconnected operation. By means of the method and device, the efficiency of putting out the fires in the high-rise buildings can be greatly improved.

The invention discloses an integrated automatic dosing device. The device is characterized in that a drug storage tank (7) and a dosing tank (11) are arranged in a vertical sequence; a solenoid valve (4) is arranged at a place where the drug storage tank (7) communicate with the dosing tank (11) ; a dosing nozzle (6) is arranged at the upper end of the drug storage tank (7); the dosing nozzle (6) is connected with a dosing pump (1) through a pipe; liquid level gauges (2) are arranged on the sidewall of the drug storage tank (7); the solenoid valve (4), the dosing pump (1) and the liquid level gauges (2) are respectively connected with controllers (3); a top cover (9) is arranged on the upper end of the dosing tank (11); a stirrer (8) is arranged at the central position of the top cover (9); two stirring paddles (10) are arranged on the central shaft of the stirrer (8); a sewage discharge port (5) and a water outlet (12) are arranged at the lower part of the dosing tank (11). With the device provided by the invention, drug dissolving is fast, stirring efficiency is high, and a blockage phenomenon is avoided. With the control of the controllers, quantitative dosing can be realized. Automatic dosing is realized by the solenoid valve under the control of the controller.

The invention discloses a bucket chain plate type muck conveying device and method. The device comprises a turnable bucket, a collecting platform, a chain plate conveyor and an unloading platform. Theturnable bucket is fixed to one side of the collecting platform and can turn over relative to a fixed point in order to release stored muck to the collecting platform, the other side of the collecting platform is connected with the chain plate conveyor, the collecting platform is provided with a gradient surface tilting to the chain plate conveyor, and the unloading platform is arranged at the output end of the chain plate conveyor. The bucket chain plate type muck conveying device and method are easy to operate and convenient to arrange, and has high environment-friendly, safe and practicalvalue.

The invention belongs to the technical field of hydraulic engineering, and particularly relates to a pipeline damping supporting device for hydraulic engineering construction. The pipeline damping supporting device comprises stand columns and cross arms, wherein every two stand columns form a group, and the stand columns are symmetrically arranged front and back; the cross arms are positioned between one group of stand columns and are fixedly connected with the stand columns; a transverse plate is welded between one group of stand columns and is positioned right below the cross arms; the top of the transverse plate is of an opening structure; and notches which are arranged at equal intervals are symmetrically formed in the front side and the rear side of the opening of the top of the transverse plate. According to the pipeline damping supporting device, the applicability is improved, a pipeline is placed on a placing plate, the placing plate is affected by gravity and moves downwards to a proper position along a sliding rod through a sliding sleeve, so that a spring is stressed and contracted, the borne pressure is absorbed, damping is realized, the two groups of stand columns arepushed to be close to each other, so that a movable rod is contained in the stand columns, an external inserting block is embedded into the notches corresponding to the two cross arms, and bolt fastening is carried out, so that the occupied area is reduced, and the device is convenient to place.

The invention discloses an automatic traction trash holding and guiding system. The system comprises an algae collecting device, a floating device, an unmanned ship and a remote control device. The unmanned ship comprises a ship body. A cover plate is arranged above the ship body; a bottom plate is arranged in a lower portion; a propeller mounting plate is fixedly mounted behind the ship body; thepropeller mounting plate is fixedly connected with a propeller; and the ship body is connected with a floating device, the floating device comprises a hose and a stainless steel bearing chain, the stainless steel bearing chain is fixedly connected to the lower portion of the hose, one end of the hose is connected with a bottom plate, and the other end of the hose is connected with the algae collecting device. The system is scientific, reasonable, safe and convenient to use, and beneficial to enlarging a working surface for collecting algae and improving algae feeding efficiency.

The invention discloses a workshop column reinforcement method and a weld inspection device thereof, and relates to the technical field of steel structure reinforcement and installation of a main steelmaking workshop. The weld inspection device for workshop column reinforcement comprises a signal emission device, wherein steel wire ropes are arranged on the two sides of the signal emission device;one end, far away from the emission device, of each steel wire rope is fixedly connected to a soft rubber plate, and a receiving device is arranged on the soft rubber plate; and the emission device comprises an emission shell, wherein two sides of the top of the emission shell are movably connected to movable wheels through rotating shafts. According to the workshop column reinforcement method and the weld inspection device thereof, the construction period is shortened for driving installation and use in a workshop span, the construction machinery hoisting cost is saved, and due to the foundation parallel construction of the driving installation and the steel column reinforcement, the working surface is increased, the working efficiency is improved, the installation period is shortened, and meanwhile, the weld inspection device for workshop column reinforcement is improved, so that the efficiency and accuracy of weld inspection are improved, and the quality of welding is guaranteed.

The invention discloses a wide-range pesticide spraying machine. The wide-range pesticide spraying machine comprises a rack, a liquid storing pot, a hydraulic pump, a hydraulic pump driving mechanism and a pesticide spraying mechanism, wherein the liquid storing pot, the hydraulic pump, the hydraulic pump driving mechanism and the pesticide spraying mechanism are located on the rack. The liquid storing pot communicates with a liquid feeding pipe and a liquid stirring transmission pipe, and the hydraulic pump is connected with and communicates with the pesticide spraying mechanism, the liquid feeding pipe and the liquid stirring transmission pipe though a pipe line assembly. A wide-range pesticide spraying mechanism or/and a far-distance pesticide spraying mechanism is/are adopted as the pesticide spraying mechanism. The wide-range pesticide spraying machine is wide in working area, high in working efficiency, simple in structure, convenient in operating and suitable for pesticide spraying working of various land masses.

The invention discloses a construction method of a large-span hangar. The construction method comprises the steps that a plurality of steel structure units are spliced into a steel structure integral lifting unit, and a lifting platform is arranged; a hydraulic synchronous lifting system is installed and debugged; the steel structure integral lifting unit is lifted to a first height to suspend lifting, and continues to be lifted to a second height to suspend lifting so as to install a gate truss and a net rack butt joint rod; the steel structure integral lifting unit is lifted to a third height which is a preset distance away from the installation elevation to suspend lifting; the lifting speed of the steel structure integral lifting unit is reduced, and all lifting points are finely adjusted, so that the steel structure integral lifting unit reaches the design position; and rod pieces are additionally installed between the steel structure integral lifting unit and a steel structure supporting frame and between the steel structure integral lifting unit and another steel structure integral lifting unit. According to the construction method of the large-span hangar, the technical problems that in an existing hangar construction method, the construction difficulty is large, and control over the safety, quality and construction period of steel structure field installation is not facilitated can be solved.

The invention relates to an automatic red date grading and coring all-in-one machine, and belongs to the technical field of agricultural product processing mechanical equipment. The automatic red dategrading and coring all-in-one machine comprises universal wheels, a main rack, a grading device, a feeding device, a coring device, a collecting device and a power device, wherein the grading deviceis located on the upper portion of the main rack and fixed to the main rack through an upper rack, the feeding device is arranged on the lower portion of the grading device and fixed to the main rackthrough fixing bolts II, the coring device is located on the lower portion of the feeding device and mainly comprises an intermittent transmission mechanism and a stamping mechanism, and the collecting device is arranged on the lower portion of the coring device. The automatic red date grading and coring all-in-one machine can continuously achieve red date automatic grading, sequential feeding, righting clamping, punching coring and red date and pit collecting operation, is simple in structure, easy and convenient to operate and complete in function, can achieve graded red date coring and ungraded red date coring, and is high in coring precision, good in effect and suitable for application and popularization.

The invention discloses an extension arm mechanism with a floating suspension arm of a vacuum excavation machine. The extension arm mechanism comprises a swing part, a stretchable part and a floatingpart; the swing part comprises a rotary table, a support, a lifting hydraulic cylinder and a swing arm, wherein the stretchable part comprises a stretchable hydraulic cylinder, a stretchable arm and asecond roller wheel base, and the floating part comprises the floating suspension arm, an elastic element, a droop arm and a hinge base; One end of the swing part is provided with the stretchable part, the other end of the stretchable part is provided with the floating part, and the swing part comprises the rotary table, the support, the lifting hydraulic cylinder, the swing arm, a first roller wheel base and a first roller wheel group. According to the extension arm mechanism, the extension arm mechanism has the advantages of being convenient to operate, capable of saving force, large in operation range, safe and efficient, and capable of being operated by a single person.