25results about How to "Reduce damage frequency" patented technology

The invention discloses a flue gas emission continuous monitoring device and a monitoring method, and relates to the technical field of flue gas emission, the device realizes gas inlet detection and multidirectional gas inlet and gas exhaust of cleaning pipelines and parts through a U-shaped gas inlet pipe, a preheating pipe, a first gas return pipe, a first gas inlet pipe, a gas collection chamber, a condensation pipe, a liquid collection chamber and a second gas return pipe; preheating and heat preservation are achieved through air inlet and air outlet, heat preservation measurement is achieved in the heat preservation shell, pipelines and parts, interference of temperature, oil and particulate matter is effectively reduced, and the monitoring precision is improved; the laser scattering sensor is used for measuring the concentration and the particle size of particulate matters, the optical fiber measuring unit is used for monitoring other components in flue gas, and real-time monitoring and emission component analysis of the flue gas are realized by collecting released liquid and measuring substances dissolved in the liquid; the problems that smoke monitoring is easy to interfere, detection data are easy to fluctuate, and a multi-operation-mode switching technology of a detection device is lacked, so that the smoke monitoring precision is low are solved.

The invention discloses a multi-inverter parallel connection improved reactive droop control method and system, and relates to the technical field of inverter operation voltage regulation, and the method comprises the steps: obtaining first data of the output side of an inverter, and calculating second data outputted in real time according to the first data of the output side of the inverter; performing droop control on the second data to obtain given values of frequency and voltage, obtaining PWM given voltage through voltage and current double-closed-loop control according to the given values of the voltage, and performing dynamic adjustment on the PWM given voltage through energy storage adjustment; the phase of the inverter 1 is collected in real time through SOGI-PLL pre-synchronization and serves as phase input of the inverter 2. Through the improvement of the variable reactive droop coefficient, the drop phenomenon of the system voltage is relieved, the stability of the output voltage of the inverter is kept, the influence of voltage fluctuation on the system is reduced, and the electric energy quality of the system is improved.

The utility model discloses a fixing assembly for a fluoride salt charging barrel, which belongs to the field of fluoride salt production devices, and comprises a fixing part and a support frame, the fixing part is fixedly arranged at the middle lower part of the charging barrel, and the fixing part comprises a fixing ring arranged on the outer wall of the charging barrel and a tensioning assembly arranged at the bottom of the charging barrel; a plurality of fixing blocks are evenly arranged on the fixing ring and connected with the tensioning assembly in a buckled mode. The charging barrel is arranged on the supporting frame, a protection ring extending outwards is arranged at the bottom of the charging barrel, a gasket connected with the supporting frame is arranged at the bottom of the protection ring, and the protection ring abuts against the gasket. The charging barrel fixing device has the advantages that the fixing piece is arranged on the charging barrel and used for fixing the charging barrel on the fixing assembly, the fixing assembly at the bottom of the charging barrel is used for fixing the charging barrel, the charging barrel is effectively fixed to the supporting frame, the charging barrel is better fixed, and the charging barrel is prevented from being knocked down or damaged when being knocked down.

The utility model relates to the technical field of water-stop sheets, in particular to a water-stop sheet applied to hydraulic engineering design, which comprises a partition plate, an anti-tilting assembly is arranged on the back of the partition plate, the anti-tilting assembly comprises a rotating groove, the rotating groove is arranged on the back of the partition plate, a first rotating shaft is rotatably connected in the rotating groove, and a second rotating shaft is arranged in the rotating groove. The side surface of the first rotating shaft is fixedly connected with a connecting block, one side of the connecting block is fixedly connected with a first telescopic plate, one side of the first telescopic plate is movably connected with a second telescopic plate, and the bottom of the second telescopic plate is fixedly connected with a bottom plate. According to the water-stop sheet applied to the hydraulic engineering design, through cooperation of a first rotating shaft, a first telescopic rod and anti-skid thorns, the anti-push-over design is added on the back of the water-stop sheet, so that the water-stop sheet can be more stably installed at a designated position, the impact force of water flow is resisted, it is ensured that the water-stop sheet cannot move or collapse when being impacted, and the service life of the water-stop sheet is prolonged. Therefore, the overall safety is improved, and the damage frequency is reduced.

The utility model relates to an air-drying storage rack for pickle processing, which comprises a shell, a plurality of groups of support frames are arranged on two opposite sides in the shell, and support pieces are arranged on the plurality of groups of support frames in a sliding manner, so that a user can perform customized storage according to pickles of different types and sizes, the storage space is utilized to the greatest extent, and the storage efficiency is improved. According to the pickle storage rack, two sets of mounting frames are arranged on the outer side of the outer shell, an induced draft fan and an exhaust fan are arranged in the two sets of mounting frames correspondingly, dustproof nets are arranged on the outer sides of the two sets of mounting frames correspondingly, it is ensured that sufficient air circulation of pickles on the storage rack is achieved, and therefore the drying efficiency and speed are improved, the drying time is shortened, and the production efficiency is improved; a first curing agent layer is arranged on the outer wall of the first epoxy resin layer, corrosion or oxidation of external liquid to the storage rack is prevented, the appearance and structural integrity of the storage rack are effectively maintained, and the service life of the storage rack is prolonged.

The invention discloses a corrosion-resistant 5G communication cable and a production method thereof. According to the anti-corrosion cable, the anti-corrosion additive is added into the cable sheath material layer, so that the corrosion resistance of the cable is remarkably improved. The preparation process of the anti-corrosion additive comprises the following steps: mixing carboxyl acrylic resin with nano tin dioxide powder, adding a silane coupling agent KH-570, stirring for a long time, carrying out ultrasonic treatment, and mixing with various inorganic fillers to finally obtain the additive with excellent corrosion resistance. With the application of the auxiliary agent, the cable can resist corrosion of environmental factors such as acid, alkali, salt mist and moisture, so that the service life of the cable is prolonged. The corrosion resistance is particularly important in outdoor application scenes such as 5G communication base stations, and cable damage and replacement frequency caused by environmental corrosion can be reduced, so that the maintenance cost is reduced.

The invention discloses a civil engineering concrete mixer feeding device convenient to clean, and particularly relates to the technical field related to concrete.The civil engineering concrete mixer feeding device comprises a base, a steel structure frame is fixedly installed in the middle of the upper end of the base, a pouring funnel is fixedly installed on the upper portion of the steel structure frame, and a conveying mechanism is arranged on the lower portion of the steel structure frame; a screening mechanism is arranged between the conveying mechanism and the pouring funnel, and a cleaning mechanism is further arranged on the upper side of the conveying mechanism on the front portion of the steel structure frame. According to the convenient-to-clean concrete mixer feeding device for civil engineering, concrete raw materials fall on the surface of a screening grid, stone blocks which do not conform to specifications can be screened out, and due to the synchronous rotation of a pushing roller and a spiral stirring roller, caked sand or concrete can be scattered while the caked sand or concrete is scattered; and the screened stones are pushed backwards into the receiving box and are treated in a centralized manner, so that the quality of concrete produced by the concrete mixer is improved, and the practicability of the device is also improved.

The utility model provides a connecting hose applied to vibration equipment, and relates to the technical field of pipelines. The connecting hose applied to the vibration equipment comprises a hose body, the hose body comprises an inner layer and an outer layer, the inner layer is a silica gel layer, the outer layer is a PVC layer, the hose body is provided with a limiting assembly, the limiting assembly is sleeved with a clamping assembly, one end of the clamping assembly is provided with a connector, and the other end of the clamping assembly is provided with a connecting rod. A fixing assembly is arranged at the other end of the clamping assembly, a buffering piece is arranged between the clamping assembly and the fixing assembly, and a damping piece is arranged on the clamping assembly. The hose damage frequency can be reduced, and the hose service life is prolonged.

This invention belongs to the field of geological exploration technology and discloses a geophysical instrument for geological exploration, including a base plate and a movable and fixed assembly. The base plate is connected to a gear ring and a sun gear, the sun gear is connected to an adjustment handle and a planetary gear, and the planetary gear is coaxially connected to a detection device and a limiting handle. The base plate has an adjustment hole. The movable and fixed assembly includes a connecting plate, which connects to a level and a telescopic assembly. The telescopic assembly includes an upper sleeve, a lower sleeve, a rotating handle, a ball screw assembly, and a bevel gear set. The lower sleeve is connected to a connecting shaft, the connecting shaft has a traveling wheel and a stabilizing shaft, and the stabilizing shaft is connected to a support plate. This invention solves the problems of existing mobile geophysical instruments, such as the inability to adjust the moving device, poor mobility in the field, poor stability of the entire device during geophysical exploration, and the lack of intervention on branches or grass around the detection area, which can easily affect the normal use and accuracy of the detection equipment. It is suitable for geological exploration.

The invention discloses a slitting device for margarine processing and a slitting method thereof, and relates to the technical field of cream processing.The slitting device comprises a conveying belt, a transmission part, an angle adjusting mechanism, a cutting part, a mounting frame, a first fixing rod, a third mounting box and a spraying mechanism, and the transmission part is fixedly connected to the front end of the top of the conveying belt; the transmission part is fixedly connected with the left end and the right end of the angle adjusting mechanism, the angle adjusting mechanism and the cutting part are magnetically attracted, the angle adjusting mechanism is arranged, a first toothed plate drives a gear to intermittently rotate, intermittent rotation of the cutting part is achieved, the requirements of margarine of different types are met, and heat generated during adjustment is reduced; the situation that due to the fact that the temperature is too high, the texture and taste of cream are changed, and the product quality is affected is prevented, adhesion between the cutting piece and the cream is reduced, cutting resistance is reduced, the cutting speed and production efficiency are improved, and the ceramic coating is comprehensively sprayed in the later period through rotation of the cutting piece.

The utility model discloses a fresh-keeping device for Chinese cabbage transportation, which comprises a base and pulleys, and the periphery of the bottom surface of the base is fixedly connected with the pulleys; the device comprises a base, the top surface of the base is fixedly connected with a box body, one side of the top surface of the box body is rotatably connected with a cover plate, one side of the top surface of the cover plate is connected with a clamping rod in a penetrating mode, the surface of the clamping rod is sleeved with a first spring, and the bottom surface of the first spring is fixedly connected with the cover plate. Jacking assemblies are symmetrically arranged in the box body; wherein the jacking assembly comprises a bottom plate fixedly connected with the box body, by arranging the jacking assembly, a jacking effect can be performed on the placing plate, so that the fruit and vegetable brassica oleracea on the placing plate is convenient for a worker to take, and meanwhile, by arranging a buffer assembly, a protection effect can be performed when the fruit and vegetable brassica oleracea is transported; and the situation that the fruits, vegetables and flowering cabbages are damaged during transportation is avoided.

The utility model discloses a positioning device for electromechanical equipment installation, and relates to the technical field of electromechanical equipment installation. The device comprises a bottom plate and a distance-adjustable supporting module, the distance-adjustable supporting module is arranged on the bottom plate, the distance-adjustable supporting module comprises an electric push rod fixedly arranged on the bottom plate and a conveying belt arranged on one side of the bottom plate, a push plate is fixedly arranged at the telescopic end of the electric push rod, a supporting plate is welded to the push plate, and the distance-adjustable supporting module is arranged on the bottom plate. The bottom of the push plate and the bottom of the supporting plate are each rotationally provided with a first universal wheel through a rotating frame, the supporting plate is sleeved with the conveying belt, the bottom plate is provided with a fixed ventilation assembly, and the fixed ventilation assembly comprises a ventilation plate welded to the bottom plate. By using the distance-adjustable supporting module and the fixed ventilation assembly, the electromechanical devices on the adjacent positioning devices can be conveniently adjusted to be close to each other, the adjacent electromechanical devices can be conveniently connected, meanwhile, the bottoms of the electromechanical devices can be ventilated, and use is convenient.

The utility model discloses a digital electronic practical training device easy to overhaul and maintain, which comprises a practical training operation table shell, a mounting groove is arranged on the side surface of the practical training operation table shell, an insertion hole is arranged on the inner wall of the mounting groove, a frame convenient to disassemble is arranged in the mounting groove, a division frame is fixedly arranged in the frame convenient to disassemble, and a filter screen is fixedly arranged between the division frame and the frame convenient to disassemble. A locking mechanism inserted into the insertion hole is arranged in the partition frame, and a heat dissipation mechanism is fixedly installed on the side, located in the practical training operation table shell, of the partition frame. According to the convenient-to-disassemble frame, by poking the poking rod arranged on the convenient-to-disassemble frame, the rotating rod rotates to drive the driving gear, the driven gear is driven to enable the connecting shaft to drive the winding disc to rotate, the pull rope is wound, the pull rope pulls the insertion rod and extrudes the compression spring, the insertion rod is separated from the insertion hole, and then the convenient-to-disassemble frame can be taken down and disassembled conveniently; the cooling fan is used for cooling, and meanwhile, the cleaning brush is arranged to clean the filter screen, so that the filter screen is prevented from being blocked to affect the cooling effect, dust is prevented from entering, and the line fault and damage frequency is reduced.

The utility model relates to the technical field of hammering element structures for crushers or crushers, and discloses a material moving hammer for a crusher or crusher, a crusher and a crusher. The material moving hammer for the pulverizer or the crusher comprises a hammer body, a shaft hole is formed in the hammer body, the hammer body is provided with a material moving face and a crushing face, the material moving face is located in the lateral direction of the hammer body, the crushing face is located at the end of the hammer body, and the material moving face and the crushing face are arranged in a grounded mode. And a hard alloy block is embedded in the base body of the hammer body and is arranged close to the material moving surface. By embedding the hard alloy block in the hammer body, the structure of the hammer body and the design of the crushing surface are optimized, so that the wear resistance is improved, the fracture risk is reduced, the crushing effect is optimized, the service life is prolonged, and meanwhile, the operation safety is also improved.

The utility model discloses a roller applied to a material guiding groove of a stocker, which relates to the technical field of stockers and comprises a striker plate, an intermediate shaft, a bearing and a rim. The striker plate is arranged at the position of a material groove of the stacker, an intermediate shaft is arranged on the outer side of the striker plate and provided with a rim through a bearing, and an anti-shock rubber ring is arranged outside the rim. The device is simple in structure, reduces the probability that materials enter the rollers, is large in bearing capacity, can better bear the impact of a tripper car trough during pitching action, reduces the frequency of roller damage, and effectively guarantees the safety and stability of a tripper car trough steel structure.

The EPS feeding gun structure convenient to disassemble and assemble comprises a disassembling and assembling assembly, the disassembling and assembling assembly comprises a rear gun barrel, an installation ring, a connecting sleeve, a front gun barrel, a limiting sliding block, an inserting groove, a limiting clamping groove, a through hole and a limiting inserting hole, the top of the outer side wall of the rear gun barrel is fixedly connected with the installation ring, and the outer side wall of the installation ring is slidably connected with the connecting sleeve. A front gun barrel is welded to the center of the top of the connecting sleeve. According to the feeding gun, the front gun barrel and the rear gun barrel can be separated by pulling the pull button and rotating the connecting sleeve, so that the structure of the feeding gun is simpler and clearer, unnecessary parts and complex connection are reduced, special tools are not needed in the disassembly and assembly process, the disassembly and assembly process can be completed only through simple operation, the disassembly and assembly efficiency is greatly improved, and the maintenance difficulty and the downtime are reduced; and the convenient disassembly and assembly also reduce the part damage and replacement frequency caused by improper disassembly and assembly, and further reduce the production cost, thereby not only improving the production efficiency, but also ensuring the stability of the product quality.

A mechanical hidden type self-bouncing smoke exhaust ventilating window structure comprises a mechanical inner window, a flowing type outer plate face and an outer window frame, one side of the mechanical inner window is locked with the outer window frame, and an emergency air exhaust layer section is arranged between the mechanical inner window and the flowing type outer plate face. A gear driving set and an air pressure film are arranged between the hidden frame and the inner window frame, and a progressive chain set is connected between the hidden frame and the inner window frame. One side of the air pressure film makes contact with one end of the progressive chain set, and the movement stroke of the other end of the progressive chain set makes intersecting contact with the stroke of the opening trigger end of the transverse locking block. An outer communicating groove is formed in the flowing type outer plate face and communicates with the emergency exhaust layer section, and an inner communicating groove section is arranged on the inner window frame and communicates with the mounting groove. Under the condition that doors and windows do not need to be opened, the smoke exhaust capacity can still be achieved, and the protection effect on personnel safety is achieved.

The utility model discloses a novel thermocouple protection device for a dry distillation furnace, which belongs to the technical field of dry distillation equipment and comprises a furnace body generation section, a furnace body dry distillation section, a water basin and a motor, the furnace body dry distillation section is formed by piling up dry distillation section refractory bricks, and the furnace body generation section is formed by piling up generation section refractory bricks. According to the utility model, the end of the thermocouple at the dry distillation section is positioned in the second hollow-out groove at the side part of the special-shaped refractory brick at the dry distillation section, and the end of the thermocouple at the generation section is positioned in the first hollow-out groove at the side part of the special-shaped refractory brick at the generation section; shale in the dry distillation furnace is separated from the dry distillation section thermocouple and the generation section thermocouple by the dry distillation section special-shaped refractory brick and the generation section special-shaped refractory brick, so that the protective effect is achieved, the damage frequency of the thermocouples is reduced, the service life of the thermocouples is greatly prolonged, the shutdown overhaul frequency of the dry distillation furnace is reduced, the stable operation of the dry distillation furnace is guaranteed, and meanwhile, the material cost is saved; the practicability is high.

This utility model relates to the field of sampling cone cleaning technology, and discloses a cleaning device suitable for sampling cones, including a housing. A servo motor is fixedly installed on the inner front wall of the housing by a pad. A gear is fixedly sleeved on the output shaft of the servo motor. A gear ring is meshed on the outer surface of the gear. A hollow rotating shaft is fixedly sleeved inside the gear ring. The hollow rotating shaft is rotatably connected to the front end of the housing. A rotating rod is provided at one end of the hollow rotating shaft. This utility model uses nylon bristles to penetrate deep into the cone hole for physical friction. Cleaning liquid is atomized from a liquid nozzle to cover and dissolve stains. Compressed air is blown away by an air nozzle to remove residues. This multi-dimensional and rapid removal of deposits can minimize the risk of physical damage to the sampling cone, significantly improve cleaning efficiency and speed, reduce the difficulty of operation and the skill requirements of the operator, reduce human error, reduce instrument performance fluctuations caused by cleaning differences, reduce accidental damage and replacement frequency of the sampling cone, and save consumable costs.

The utility model relates to the field of fluid flow metering instruments, and discloses a steam flow metering device which comprises a pipe body, connecting flanges, a vertical pipe and a display instrument, the connecting flanges are arranged on two sections of the pipe body respectively, the vertical pipe is arranged in the center of the pipe body and extends towards the outer side of the upper portion, and the display instrument is arranged on the top of the vertical pipe. The device is characterized in that the interior of the vertical pipe is communicated with the interior of a pipe body, a vortex street generator is installed in the vertical pipe, a vibration sensor and a temperature sensor are installed in the vortex street generator, an instrument support is installed on the top of the vertical pipe, and a display instrument is installed on the instrument support. Compared with the prior art, the device has the advantages that the installation mode of the vortex street generator is adjusted, the vortex street generator can be disassembled and assembled through bolts, meanwhile, the temperature sensor and the vibration sensor are installed in the vortex street generator, the damage frequency is reduced, meanwhile, the installation angle of the instrument support can be adjusted, and installation is convenient. The instrument support can be installed from multiple angles, and field staff can conveniently observe instrument readings.

The present application provides a limit assembly for a shelf, which belongs to the field of logistics warehousing technology. Aiming at the problem that the limit assembly for the shelf cannot be restored after deformation, resulting in high maintenance costs and affecting the structural safety of the shelf, the present application provides a limit assembly for the shelf, including a baffle and connecting pieces arranged at both ends of the baffle, the connecting pieces are used to be fixedly connected to the shelf; the baffle is made of elastic material, and the connecting piece is made of rigid material; the two ends of the baffle are fixedly connected to the shelf through the connecting piece, at least one side of the baffle is set as a blocking surface, and the end of the baffle is movable relative to the connecting piece in the extension direction of the baffle; the baffle has an initial state when the blocking surface is not subjected to external force, when the blocking surface is subjected to external force, the baffle deforms so that the two ends of the baffle move respectively relative to the connecting piece, and when the external force is less than the rebound force of the baffle, the baffle returns along the deformation path and returns to the initial state. The present application reduces the frequency of damage and replacement of the limit assembly.

The utility model relates to the technical field of road asphalt concrete paving, and discloses an asphalt concrete paving mechanism which comprises a material conveying barrel, a uniform paving mechanism is arranged on the material conveying barrel, the uniform paving mechanism is used for uniformly paving asphalt or concrete, and the asphalt concrete paving mechanism is used for uniformly paving the asphalt or the concrete through operation of a series of mechanical structures. Finally, the paving roller can swing in a small-amplitude reciprocating manner by taking the axis of the large gear as the circle center while rotating, so that the asphalt concrete is uniformly paved on the ground, and the problem that the asphalt concrete is easy to leak from two sides when the paving roller is singly paved in a rolling manner in a traditional manner is avoided; meanwhile, the driving comfort and safety of the pavement are improved, uniform distribution of the asphalt mixture on all parts of the pavement is ensured, local weak areas or over-thick convex areas are avoided, the damage and maintenance frequency of the pavement can be reduced, and thus the service life of the pavement is prolonged.

This utility model relates to the field of steel metallurgical equipment technology, specifically disclosing a precise control device for the stroke of a hydraulic shear in a billet continuous casting machine. It includes a limiting component located on the upper shear blade seat and a triggering component located on the lower shear blade seat. The limiting component includes a first fixed plate, a limiting body, and a contact head. The first fixed plate is fixedly connected to the upper shear blade seat, the limiting body is mounted on the fixed plate and has an internal mounting cavity, and the contact head is slidably located within the mounting cavity and connected to the hydraulic shear control circuit via an electrical wire. This 45° suspended hydraulic shear limiting device has a simple structure, low cost, and is easy to manufacture. It can operate stably in harsh environments. The contact head relies on self-realignment to ensure reliable signal transmission and effectively avoids fatigue fracture of the piston rod fixing bolts caused by excessive shear stroke of the hydraulic cylinder, extending the service life of the hydraulic cylinder, reducing the frequency of spare parts replacement, saving costs, and reducing the labor intensity of employees.

The invention discloses a slitting device for margarine processing and a slitting method thereof, which relate to the technical field of cream processing, and include a conveyor belt, a transmission member, an angle adjustment mechanism, a cutting member, a mounting frame, a first fixed rod, a third mounting box and a spraying mechanism. The top front end of the conveyor belt is fixedly connected with a transmission member, the transmission member is fixedly connected to the left and right ends of the angle adjustment mechanism, the angle adjustment mechanism is magnetically adsorbed to the cutting member, and the angle adjustment mechanism is arranged to drive the gear to rotate intermittently through a first tooth plate to realize intermittent rotation of the cutting member, meet the needs of different types of margarine, reduce the heat generated during adjustment, prevent the temperature from being too high, resulting in changes in the texture and taste of the cream and affecting the product quality, reduce the adhesion between the cutting member and the cream, reduce the cutting resistance, improve the cutting speed and production efficiency, and rotate the cutting member to allow the ceramic coating to be fully sprayed later.