68results about How to "Speed ​​up the work process" patented technology

The invention belongs to the technical field of underwater positioning, and discloses an underwater single-beacon Gaussian Newton positioning method and system under a linear sound profile condition. According to the method, underwater acoustic signal propagation time observation noise is modeled into Gaussian distribution, a maximum likelihood estimation problem is constructed, and then the maximum likelihood estimation problem is converted into a nonlinear least square estimation problem; and solving the gradient of the observed quantity to the position coordinates of the AUV based on a chain rule, iteratively solving a nonlinear least square estimation problem based on a Gauss-Newton method, and obtaining the position coordinates of the AUV after iterative convergence. Compared with other single beacon positioning methods which do not consider sound propagation refraction, the method of the invention can obtain a more accurate position calculation result under a linear sound profile condition, and enhances single beacon positioning, especially the practical application capability of the method in deep sea areas.

The invention belongs to the technical field of underwater positioning, and discloses an underwater single beacon virtual long baseline positioning method and system capable of estimating an unknown sound velocity. The method comprises the following steps: constructing a virtual long baseline array by combining stored dead reckoning data; constructing a virtual long baseline positioning problem by combining the relationship between the underwater acoustic signal propagation time and the position and sound velocity of the AUV; auxiliary variables are introduced, a pseudo-linear positioning equation is obtained based on algebraic conversion, and an AUV position initial solution is obtained based on a weighted least square method; and constructing a second-step linear estimation problem by exploring the relationship between the auxiliary variable and the AUV position, and solving by using weighted least squares to obtain a more accurate AUV position estimation solution. Compared with a single-beacon positioning method which does not consider sound velocity unknown, the method provided by the invention can obtain more ideal position estimation performance, and the practical application capability of an underwater single-beacon positioning system is enhanced.

A cable descending type unmanned aerial vehicle distribution and delivery device comprises an unmanned aerial vehicle body, an outer protection box is installed at the bottom of the unmanned aerial vehicle body, the bottom of the outer protection box is open, an electric cable descending winch is installed at the top of the outer protection box, the electric cable descending winch is provided with two ropes, and a cable descending box is arranged in the outer protection box; four supporting legs are installed on the lower portion of the cable descending box, and the outer protection box and the cable descending box can be placed on the ground through the four supporting legs. In conclusion, the invention belongs to the technical field of unmanned aerial vehicle cargo distribution, and provides a new thought and direction for the development of the logistics unmanned aerial vehicle technology.

The utility model belongs to the technical field of manufacturing of children furniture, and particularly relates to a device for identifying the depth of an embedded hole of a learning table board, which comprises a drilling machine and a hole depth identification module, the drilling machine comprises a base convenient for drilling the board, and a vertical drilling machine assembly is arranged on the rear side above the base. A horizontal drilling machine assembly is arranged at the corner of one side of the base, the hole depth recognition module comprises a vertical distance measuring assembly and a horizontal distance measuring assembly, the vertical distance measuring assembly comprises a first mounting support, a laser sensor A is arranged below the other end of the first mounting support, and the horizontal distance measuring assembly comprises a second mounting support. And a laser sensor B is arranged on one side of the geometric center of the second mounting bracket. The drilling device is reasonable in design, simple in structure, convenient to machine and capable of achieving accurate drilling of plates, guaranteeing the depth consistency of hole positions, guaranteeing the drilling quality, guaranteeing the forming quality of the plates, improving the working progress and meeting the use requirements.

The utility model provides an agricultural soil drip irrigation fertilization device, which relates to the technical field of drip irrigation equipment, and comprises a bottom plate and a mixing box arranged on the outer top of the bottom plate, the outer top of the mixing box is communicated and connected with a feed pipe, and the bottom of the outer side wall of the mixing box is also communicated and connected with a discharge pipe. A uniform mixing mechanism for crushing and stirring a water source and a fertilizer is arranged in the mixing box, and a drip irrigation mechanism for spraying soil and preventing a pipeline from being blocked is arranged outside the fixed column. Solid particles in fertilizer are intercepted through the filter screens with different pore diameters, then the driving rod is driven to rotate through power provided by the driving motor, then the fertilizer solid particles on the filter screens are crushed through the rotating connecting plate, and the crushed fertilizer solid particles are fully mixed with a water source; the risk that the flowing pipe is blocked due to solid particles is reduced, so that the work efficiency of drip irrigation is improved, and the practicability of the device is improved.

The invention belongs to the technical field of underwater positioning, and discloses an underwater single beacon semi-definite programming positioning method and system capable of estimating an unknown sound velocity. Constructing a constrained least square problem based on a pseudo-linear positioning equation, further introducing an auxiliary variable, constructing a linear constraint condition, converting an optimization problem into a semi-definite programming problem based on a semi-definite relaxation principle, and performing numerical solution based on an interior point method to obtain an AUV position and sound velocity preliminary estimation value; explicitly expressing the initial estimation value error, and bringing the initial estimation value error back to the virtual long baseline positioning equation to obtain a weighted least square estimation value of the initial estimation error; and correcting the initial estimation value of the semi-definite programming by using the estimated error to obtain a more accurate AUV position and sound velocity estimation value. Compared with a single-beacon positioning method which does not consider sound velocity unknown, the method provided by the invention can obtain better positioning precision, and the practical application capability of an underwater single-beacon positioning system is enhanced.

The invention relates to the technical field of grinding machine tools, and discloses a three-eccentric center butterfly valve grinding machining device and method.The three-eccentric center butterfly valve grinding machining device comprises a base and a mounting frame above the base, and a rotary table is mounted on the base; the grinding assembly is used for grinding operation; the clamping assembly is used for clamping a workpiece; the collecting assembly is used for collecting sweeps; the clamping assembly comprises a rotating base, the top face of the rotating base is slidably connected with a sliding base, and a lifting base is hinged to the top face of the sliding base. Through cooperation of the grinding assembly and the clamping assembly, a worker can switch the two grinding modes of horizontal rotating grinding and inclined rotating grinding of the valve body through the hydraulic cylinder so as to meet the grinding requirements of different parts of the valve body, the equipment cost input is reduced, and the working efficiency is improved; through cooperation of the four claw blocks, the four crank arms and the rotating ring, the four claw blocks can synchronously move outwards or inwards, operation is convenient and fast, and meanwhile the effect of centering and positioning the valve body can be achieved.

The invention belongs to the technical field of material conveying, and particularly relates to a novel full-automatic material distribution, weighing and tray feeding food production line which comprises a tray feeding area, the tray feeding area comprises a feeding conveyor with a chain type conveying structure, a weighing area is arranged at the end of the tray feeding area, a material distribution area is arranged above the weighing area, and a tray feeding area is arranged above the material distribution area. The material distributing area is a telescopic material distributing machine, a material conveying area designed to be in an L shape is arranged on the front side of the plate feeding area, a material guiding-out area is arranged on one side of the long edge of the material conveying area, material taking mechanical arms are arranged on the two sides of the material guiding-out area, and a material pushing area is arranged on the material guiding-out area. A material containing area is arranged behind the material guiding-out area, and a feeding trolley is arranged on the rear side of the material containing area. The food tray feeding device is reasonable in design, simple in structure and convenient to process, integrates the functions of tray feeding, material distribution, weighing and food tray feeding, increases functional diversification in production, improves the working progress, reduces the labor intensity and meets the use requirements.

The utility model belongs to the technical field of livestock breeding and feeding, and particularly relates to an externally adjustable pig trough with a protective cover, which comprises a trough body, a fixing plate is arranged on the inner side of the trough body in the longitudinal direction, a mounting plate is arranged on the inner side of the trough body in the transverse direction, a rotating rod is arranged in the fixing plate, and the rotating rod is connected with the protective cover. A rotating adjusting plate is arranged at the end of the rotating rod and rotationally connected with the mounting plate, a key-shaped plate is arranged on the periphery of the rotating rod located on one side of the fixing plate, a pull rod is arranged at the other end of the key-shaped plate, an arc-shaped groove is formed in the mounting plate, a protective cover is arranged above the feeding trough body, and the arc-shaped groove is communicated with the arc-shaped groove. An observation window is arranged at the geometric center of the protective cover, and feeding holes are formed in the portions, located on the two sides of the observation window, of the protective cover. The feeding trough is reasonable in design, simple in structure and convenient to process, feed on the two sides can fall down through one-time adjustment, the working process is improved, the protection performance of the feeding trough is improved, the feeding safety of pigs is guaranteed, and the use requirement is met.

The utility model relates to the technical field of lens detection, and discloses an optical lens test platform which comprises a square plate, a limiting rod is fixedly installed on the top of the square plate, a supporting plate is connected to the outer wall of the limiting rod in a sliding mode, a photoelectric detection device is fixedly installed on the top of the supporting plate, a shell is fixedly installed on the top of the square plate, and an optical lens is arranged on the shell. And a first motor is fixedly mounted at the top of the shell. According to the optical lens test platform, the controller is controlled, the first motor is utilized to drive the sliding block through the lead screw, and the sliding block drives the supporting plate to move up and down, so that the equipment performs height adjustment on the brightness of the environment where the optical lens is located, manual adjustment is avoided, user operation is increased, and a second motor is utilized to drive the fan to rotate; the lens placed on the inner wall of the fan is cooled, air flow passes through the four through holes, the periphery of the lens is cooled, the lens is cooled, and the lens detection rate is increased when multiple lenses are tested.

The utility model discloses a nitrogen purging and cleaning device used in an oil tank. The nitrogen purging and cleaning device comprises an oil tank manhole plugging block plugged in an oil tank manhole, and a nitrogen purging assembly and an oil tank waste gas guide assembly which are respectively arranged in the oil tank manhole plugging block. According to the nitrogen purging and cleaning device, a nitrogen purging and cleaning structure is designed, nitrogen serves as a medium, after the nitrogen is pressurized to the proper air pressure, residual fuel oil waste gas in the aircraft fuel tank and residual impurities on the side wall of the fuel tank are purged, and the effect of cleaning the residual impurities and waste gas in the fuel tank is achieved; the fuel tank waste gas guide assembly can guide the blown waste gas and impurities out of the fuel tank, so that the workload of subsequent manual cleaning is reduced; the problem that fuel oil waste gas in the fuel tank is naturally volatilized due to the fact that the fuel tank needs to be placed for a long time before an existing aircraft fuel tank is cleaned is solved through nitrogen purging, and the work progress of aircraft fuel tank cleaning is accelerated.

The underwater intelligent robot comprises a robot body, a turbine submersible propeller is installed on the robot body, a suspension mechanism and an anti-suspension mechanism are arranged on the two sides of the robot body respectively, and the suspension mechanism and the anti-suspension mechanism can be driven by a motor to rotate synchronously; a dovetail adjusting mechanism is installed at the tail of the machine body, and a plurality of water spraying holes are formed in the surface of the oval shell. A drainage pipeline of the turbine submersible propeller is arranged to be a venturi tube, the small-diameter part of the venturi tube is fixedly sleeved with a sealing sleeve shell, and one side of the sealing sleeve shell communicates with an electromagnetic valve set. A single-chip microcomputer controller and a gyroscope sensor are installed in the machine body. According to the underwater intelligent robot, when moving at a low speed, various actions such as inclination, turning, pitching, diving and the like similar to those of an aircraft during high-speed flight are achieved, when the underwater intelligent robot is applied to a complex underwater environment, the flexibility is higher, and detection or operation of the underwater environment can be improved.

This utility model discloses an automatic unhooking device for a single-blade horizontal lifting sling, including an automatic unhooking connecting device, a telescopic component, and a pin. The automatic unhooking connecting device has two ear plates, each with connecting holes on its upper and lower sides. The upper connecting hole connects to the lifting mechanism of the horizontal lifting sling, and the lower connecting hole connects to the sling. The two ends of the telescopic component are connected to the automatic unhooking connecting device and the pin, respectively, with the pin corresponding to the connecting holes on the lower sides of the ear plates. By extending the pin through the telescopic component, the end of the sling can be hooked onto the pin between the two ear plates. By retracting the pin through the telescopic component, the sling is automatically unhooked. This structure allows for remote control operation of the telescopic component to retract and automatically unhook the sling upon completion of the lifting operation, avoiding the risk of manually unhooking the sling during high-altitude operations. This automatic unhooking device for a single-blade horizontal lifting sling also has the advantages of simple structure and low cost.

The utility model belongs to the technical field of metal belt processing, and particularly relates to a weighing, grading and sorting device for metal belt shearing, which comprises a sorting device body, the sorting device body comprises a support frame, a box body is arranged on one side of the support frame, a conveying belt is arranged above the box body, an on-line electronic scale is arranged in the conveying belt, and the on-line electronic scale is arranged in the sorting device body. A containing frame is arranged above the box body, a plurality of lead screw adjusting assemblies arranged in the longitudinal direction are evenly distributed on the containing frame, a rotating assembly is arranged below the moving ends of the lead screw adjusting assemblies, a telescopic air cylinder is arranged below the rotating assembly, and an electromagnetic chuck is arranged at the output end of the telescopic air cylinder. The workpiece sorting device is reasonable in design, simple in structure, convenient to machine and capable of replacing manual work to sort workpieces of different specifications, working progress is improved, labor intensity is reduced, it is guaranteed that the quality of sorted workpieces is relatively uniform, production efficiency is improved, production cost is reduced, and use requirements are effectively met.

The invention provides a ship shafting rudder system center line positioning method, which is suitable for a ship which is completely constructed in shafting engineering and is not provided with rudder system sections, and comprises the following steps of: firstly, acquiring the shafting center line of the ship, and then installing the rudder system sections according to the position of the shafting center line, so that the rudder system center line is vertically intersected with the shafting center line; and finally, the perpendicularity of the rudder system center line and the intersection degree of the rudder system center line and the shafting center line are detected. According to the positioning method provided by the invention, the rudder system section can be accurately positioned and mounted after shafting engineering construction is finished, so that the center line of the rudder system and the center line of the shafting meet the requirement of vertical intersection; in addition, the rudder system sections are hoisted after being refined in the workshop infield, so that the integrity of out-of-dock fitting-out is improved; the work of shafting rudder system center line positioning, boring shaft plugging and the like can be carried out without waiting for a stern structure to be completed, the work progress of ship outfitting is improved, and therefore the requirement for quick construction of wharf ships is met.

The invention relates to the field of carbon fiber filaments, and discloses a carbon fiber filament winding device and a using method thereof.The carbon fiber filament winding device comprises a winding mechanism, the top of the winding mechanism is fixedly connected with a cutting mechanism, the top of the winding mechanism is fixedly connected with a conveying mechanism, and the bottom of the winding mechanism is fixedly connected with a lifting mechanism; and the bottom of the winding mechanism is fixedly connected with a carrying mechanism. According to the carbon fiber yarn winding device and the using method thereof, by arranging the winding mechanism, the winding device is very convenient to use, a next winding component can be rapidly replaced, and the carbon fiber yarn does not need to be newly collected after being used up, so that the winding speed of the whole winding device during winding is increased, and the winding efficiency is improved. And the rolling efficiency during subsequent rolling is improved, the working time needed by the whole rolling device is shortened, the use efficiency of the rolling device is improved, and long-term use of the rolling device is facilitated.

The invention belongs to the technical field of silicon-based hydrogen-rich ball production, and particularly relates to a preparation method of a silicon-based hydrogen-rich ball, which comprises the following preparation steps: weighing 30-80% by mass of base material and 20-60% by mass of catalyst, putting the weighed base material and catalyst into a ball mill, and carrying out ball milling for 24 hours to obtain a mixed material, the obtained mixed material is put into a forming machine to be prepared, the material is prepared into a spherical silicon-based hydrogen-rich ball material, the prepared silicon-based hydrogen-rich ball material is put into a drying machine to be dried, a finished product is obtained, and the effect is that the prepared spherical material can be dried, so that the silicon-based hydrogen-rich ball finished product is obtained, and subsequent packaging or temporary storage is facilitated. The device is reasonable in design, simple in structure and convenient to machine, the forming quality of the silicon-based hydrogen-rich balls can be effectively guaranteed, the working progress is improved, and the use requirement is effectively met.

This utility model belongs to the field of feed conveying technology, and particularly relates to an automatic weighing and feeding device for aquaculture feed. It includes a feeding device body, which comprises a material elevator for receiving and lifting materials. The output end of the material elevator is equipped with a material equalization mechanism, and the output end of the material equalization mechanism is equipped with a weighing and conveying mechanism integrating weighing and output functions. A receiving component is provided on one side of the weighing and conveying mechanism. The material elevator includes a carrier frame, and the material equalization mechanism includes a support frame. A material equalization conveyor belt is provided above the support frame, and a material equalization component is provided at the output end of the material equalization conveyor belt. This utility model has a reasonable design, simple structure, and is easy to process. It can be adapted to conveying production lines, achieving quantitative output of feed, ensuring relatively consistent feed quantity in the feed bins, improving work efficiency, ensuring convenient subsequent feed addition, and meeting usage requirements.

The present invention belongs to the field of engineering geological survey technology, and in particular, relates to a water source detection sampler for engineering geological survey, including a water source sampling device body, a support rod is arranged below the multi-directional adjustment arm, a support seat with a T-shaped concave design is arranged below the support rod, a four-way pipe is arranged inside the support seat, a mud-water separation collection component is arranged on one side of the four-way pipe, a water source sampling component is arranged on the other side of the four-way pipe, a hollow rotating platform is arranged at the geometric center of the mounting seat, an output reversing component is arranged inside the four-way pipe, a rotating tube that can rotate relative to the four-way pipe is arranged below the four-way pipe, and a rotatable and adjustable water source collection component is arranged on the support rod. The present invention has reasonable design, simple structure, convenient processing, and integrates the functions of breaking ground and exporting, mud-water sampling and separation, and single water source sampling, thereby improving the functionality of the device and equipment, promoting the work process, and meeting the use requirements.

The application discloses a wind wall device and a heat exchange unit, and the wind wall device comprises at least multiple groups of outer frames, and a fan is arranged in each group of the outer frames; a connecting strip is fixedly connected to the top and the left side of each outer frame, and a limiting opening is formed in the connecting strip; a connecting groove is formed in the right side and the bottom of each outer frame, and the connecting groove is matched with the connecting strip, so that two adjacent outer frames are integrated by the connecting groove and the connecting strip; a limiting structure is arranged at the lower right corner of each outer frame, and when two adjacent outer frames are integrated by the connecting groove and the connecting strip, the limiting structure of one outer frame is inserted into the limiting opening of the other outer frame. The technical scheme provided by the application can facilitate quick disassembly and assembly according to the required quantity, and is convenient for transportation.

The utility model discloses a protection device for preventing a flywheel from falling off for an external bearing of an axle, which belongs to the field of axles and comprises a flywheel set, one side of the flywheel set is movably connected with a mounting bolt, the outer wall of the mounting bolt is movably connected with a mounting block, one side of the mounting block is fixedly connected with a mounting bearing, and the other side of the mounting bearing is fixedly connected with the flywheel set. A connecting shaft is fixedly connected to the inner wall of the mounting bearing, a connecting frame is fixedly connected to the outer wall of the connecting shaft, and a small hinge is fixedly connected to the top of the connecting frame; through the arrangement of the flywheel set, the mounting bolts, the mounting blocks, the mounting bearings, the connecting shafts, the connecting frames, small hinges, movable clamping arc blocks, reset springs and fixed arc blocks, the protection device can be used more conveniently, the effect of being convenient to disassemble can be provided, follow-up overall maintenance of the structure is facilitated, the time needed by maintenance is shortened, and the service life of the protection device is prolonged. And the working process of follow-up work is accelerated, and long-term use of the whole structure is facilitated.

This utility model discloses a multi-stage guide drill bit for deep hole machining, belonging to the field of deep hole machining. It includes a connecting block, one side of which is movably connected to a locking arc block, and one side of which is fixedly connected to an inner spring. One end of the inner spring is fixedly connected to a mating block, and the bottom of the mating block is fixedly connected to an mounting drill bit. An insertion post is movably connected inside the mating block, and the top of the connecting block is fixedly connected to a limiting circular frame with an internal threaded strip. Through the design of the connecting block, locking arc block, inner spring, mating block, mounting drill bit, and insertion post, the multi-stage guide drill bit for deep hole machining becomes more convenient to use, reducing the complexity of drill bit replacement, reducing the time required for drill bit replacement, accelerating the subsequent work process, improving overall work efficiency, and facilitating long-term use in deep hole machining.

The embodiment of the invention provides a system and method for reducing the coke burn-out rate in a dry quenching furnace, and relates to the technical field of dry quenching furnace production. The system for reducing the coke burn-out rate in the coke dry quenching furnace comprises a coke dry quenching furnace body, an exhaust assembly is arranged on the outer surface of the coke dry quenching furnace body and comprises an exhaust box, the outer surface of the exhaust box is connected with a gas storage box, and through arrangement of the exhaust assembly, the coke burn-out rate of the coke in the coke dry quenching furnace is reduced. Nitrogen can be injected into the dry quenching furnace to neutralize air, so that the content of the air in the dry quenching furnace is reduced, sufficient combustion in the dry quenching furnace is facilitated, the nitrogen can be stored in the gas storage box to serve as pre-stored nitrogen, the time for conveying the nitrogen into the dry quenching furnace is shortened, and the service life of the dry quenching furnace is prolonged. The working progress of neutralizing air by nitrogen is improved, the condition of insufficient combustion in the production process of the dry quenching furnace is avoided, the operation efficiency of the dry quenching furnace is improved, and the dry quenching furnace is convenient to use.

The utility model provides iron core end cover feeding machine belongs to iron core end cover field, including frame, the bottom fixed connection of frame has the motor of adjusting direction, the output shaft of motor of adjusting direction is fixedly connected with iron core end cover storage frame through the shaft coupling, the output shaft of motor of adjusting direction is fixedly connected with electric push rod through the shaft coupling. The utility model discloses the frame, motor of adjusting direction, iron core end cover storage frame, electric push rod, push material arc frame, side plate, side motor, transmission side roll column, conveyer belt, end cover vision correction frame, vertical frame, upper motor, rotating screw column, movable block, spacing long column, electric telescopic long column and magnetic suction end cover feeding compression cover are set up, can provide the effect of cover compression forming for structure, thereby not needing other work equipment to make structure to form, reduces the demand of other work equipment in work, reduces the cost needed in work, improves the work speed of subsequent work, improves the work efficiency of overall work.

This application relates to a work order fusion processing method, electronic device, and storage medium. The method includes: acquiring work orders from multiple business systems to form a work order set; performing work order aggregation processing on the work order set to obtain a fused work order set; performing task filtering and reorganization processing on each fused work order in the fused work order set to obtain a target work order set; determining a work order processing sequence based on the target work order set and preset priority rules; determining dispatch constraint rules based on operator factors; dispatching work orders according to the work order processing sequence and dispatch constraint rules; receiving work order execution results and feeding them back to the corresponding business system. The solution provided by this application can improve the work order processing efficiency of on-site operators.

The utility model belongs to the technical field of switching power supplies, and particularly relates to a switching power supply convenient to fix, which comprises a mounting frame, one side of the mounting frame is fixedly connected with a hollow column, the interior of the hollow column is fixedly connected with an inner spring, one end of the inner spring is fixedly connected with a movable column, and one end of the movable column is fixedly connected with a clamping block. And one side of the clamping block is movably connected with a side clamping plate. Through the arrangement of the mounting frame, the hollow column, the inner spring, the movable column, a clamping block, a side clamping plate, a mounting plate, a connecting plate and a mounting bolt, the switching power supply can be used more conveniently, the effect of convenient fixation can be achieved, the work complexity of overall work is reduced, the overall work speed is increased, the time of mounting and fixing work is shortened, and the working efficiency is improved. The working process of subsequent work is accelerated, and long-term use of the switching power supply is facilitated. According to the utility model, the problem of inconvenient fixation is solved, so that the effect of convenient installation and fixation is achieved.

The present invention belongs to the technical field of cable installation, and in particular, relates to a fixed installation assembly for photovoltaic power station cables, including a placement rack designed in a concave shape, a vertical plate is arranged on one side of the placement rack, a cleaning assembly is arranged on one side of the vertical plate, a longitudinal limit assembly is arranged in the vertical plate for limiting the longitudinal position of the cable installation process, a vertical limit assembly is arranged on one side of the vertical plate for limiting the vertical position of the cable installation process, a bending limit assembly is arranged on the slide plate for facilitating the bending installation of the cable and can be adjusted relative to the longitudinal movement of the slide plate, and an installation stabilization mechanism is arranged on the upper side of one side of the placement rack for cooperating with the bending limit assembly and stably installing it. The present invention has a reasonable design, a simple structure, and is easy to process, and can prevent the cable from jumping during the installation process, and guide and limit the bending installation position, thereby improving the stability of the cable installation, promoting the work progress, and meeting the use requirements.

The utility model discloses a granulator feeding structure which comprises a workbench, the top of the workbench is fixedly connected with a drying box, the interior of the drying box is fixedly connected with a heating pipe, the interior of the drying box is fixedly connected with an object carrying plate, one side of the drying box is fixedly connected with a hinge, and the other side of the drying box is fixedly connected with a rotating shaft. A movable plate is fixedly connected to one side of the hinge, and a fixing bolt is movably connected to one side of the movable plate. By arranging the workbench, the drying box, the heating pipe, the carrying plate, a hinge, a movable plate and a fixing bolt, the feeding structure can be used more conveniently, objects needing to be granulated can be dried, subsequent object processing is facilitated, the success rate of subsequent granulation is increased, the granulation efficiency of the granulator is also improved, and the practicability is high. And the working content of workers is reduced, the working process of follow-up work is accelerated, and long-term use of the feeding structure is facilitated. The device solves the problem that materials cannot be dried at present.

The utility model belongs to the technical field of handrail adjustment, and particularly relates to a novel handrail angle adjusting mechanism which comprises a machine body, a handrail mechanism is arranged on one side of the upper portion of the machine body, an angle adjusting device is arranged at the connecting position of the machine body and the handrail mechanism, and the angle adjusting device comprises a square frame connected with the machine body. Positioning discs are arranged on the square frame, a rotating frame is rotationally arranged between the two positioning discs, a rotating shaft is arranged on the upper portion in the rotating frame, the periphery of the rotating shaft is sleeved with a key-shaped connecting plate, a sleeve is arranged on the other side in the connecting plate, and a limiting rod is arranged in the sleeve; a clamping groove is formed in the periphery of the positioning disc, and a shifting mechanism is arranged on one side of the geometric center of the limiting rod. The indexing device is reasonable in design, simple in structure, convenient to machine, reliable in indexing, convenient and flexible to run and operate and convenient to install, the using functionality of the device is improved, and the using requirement is met.

The present invention belongs to the technical field of concrete batching, and in particular, relates to an energy-saving and environmentally friendly premixed concrete batching equipment and a method of using the same, including a premixed concrete batching equipment body, the premixed concrete batching equipment body including a support frame, a shaking assembly is arranged above the support frame, a protective frame is arranged on the shaking assembly, a shell designed in the shape of a hollow trident is arranged in the protective frame, a premixing mechanism is arranged in the shell, the premixing mechanism includes a mixing and stirring assembly arranged vertically, a centrifugal stirring assembly is arranged on one side of the mixing and stirring assembly, a spiral stirring assembly is arranged on the other side of the mixing and stirring assembly, a discharging stirring assembly is arranged below the rotating assembly, and a material guide assembly is arranged below the shell for facilitating the discharge of the mixed concrete material. The present invention is reasonably designed and can improve the mixing effect of concrete materials, ensure the quality of concrete molding, save costs, and meet the use requirements.