87results about How to "Guaranteed production continuity" patented technology

The invention discloses an electromagnetic wire self-adhesion performance data acquisition and intelligent analysis method, and relates to the technical field of data analysis. Multi-source data such as turn-to-turn gap, paint layer residual thickness, tension fluctuation and conduction state are synchronously acquired in the winding process; and analysis mechanisms such as a gap reduction rate, paint layer thinning distribution, a synchronous evolution track and a gap strength response curve are introduced, so that continuous modeling and quantitative characterization of the autohension performance evolution process are realized. Compared with the prior art which only depends on a single gap threshold value or a post mechanical test to judge the bonding performance, the method can be started from a complete physical chain from gap change to paint layer extrusion to metal contact to bonding failure, and the change trend of the bonding performance under different gap levels can be accurately revealed; and tension output is corrected in real time through a self-adaptive algorithm, closed-loop optimization of the bonding quality is achieved, and the product percent of pass and the production efficiency are improved.

The invention discloses an alloy smelting batching scheme generation method and system, particularly relates to the technical field of metal material production and supply chain collaborative optimization, and is used for solving the problems of uncontrollable execution, cost waste and quality risk caused by disconnection of static parameters and a dynamic supply chain in an existing batching scheme. The method comprises the following steps: acquiring target alloy component demand parameters, raw material inventory allowance and purchase cycle parameters; identifying a dynamic constraint key material with a supply interruption risk; establishing a dynamic constraint model containing an inventory safety buffer threshold based on the historical consumption volatility; candidate batching schemes are generated through multi-level optimization; verifying inventory performability and compatibility of alternative material components; sorting and outputting the effective schemes according to the cost and inventory suitability; through supply chain risk quantification and dynamic constraint modeling, the feasibility of a batching scheme is remarkably improved, and production halt loss and potential quality hazards caused by supply interruption or blind substitution are reduced.

This application relates to a pin bending device for electrical connectors, belonging to the field of pin bending technology. The device includes a base, a feeding mechanism, an assembly mechanism, and a bending mechanism. The feeding mechanism includes a housing conveying assembly and a pin conveying assembly. The housing conveying assembly is located at one end of the base along its length, and the pin conveying assembly is located on the base. The housing conveying assembly can convey the housing, and the pin conveying assembly can convey the pin. The assembly mechanism is located on the base and on one side of the housing conveying assembly along its length. The assembly mechanism can receive the housing and the pin and assemble and fix them to form a terminal. The bending mechanism is located on the base and can perform two bends on the pin. This application aims to solve the problem of low production efficiency caused by the difficulty in simultaneously achieving automated assembly and bending.

The present application relates to heat recovery technical field, it is related to a kind of high-temperature workpiece heat recovery channel device for mesh belt type quenching furnace discharge port, including recovery channel main body, recovery channel main body is obliquely arranged between mesh belt type quenching furnace discharge port and quenching tank entrance, material channel for workpiece sliding is formed in recovery channel main body inside, and the bottom end outlet of recovery channel main body is provided with shielding assembly, recovery channel main body includes main shell and the heat insulation function layer being arranged in the inside of main shell, both sides and bottom surface of main shell inner wall are provided with lining heat collection assembly, lining heat collection assembly includes phase-change heat storage layer fixed in the inside surface of main shell, heat exchange coil pipe is inlayed in phase-change heat storage layer, and phase-change heat storage layer side away from main shell is fixedly connected with heat collection panel;The present application can adapt to the installation space of quenching furnace discharge port narrow and close, while ensuring the continuity of production, high-quality waste heat resource utilization is realized.

This invention relates to an intelligent yarn production drawing frame and its usage method, belonging to the field of yarn processing technology. The drawing frame includes a drawing main unit, a trumpet-shaped guide, a coiler, a guide frame, and a can changing frame. It also includes multiple self-locking clamps detachably mounted on the guide frame and a can rotating base mounted on the can changing frame. The self-locking clamps include an inclined guide base and a wedge block slidably disposed therein. When the yarn passes through the guide base, the wedge block is driven upward by tension. When the tail yarn detaches, the wedge block slides down under gravity to lock the tail yarn, preventing high-speed whipping. The can rotating base includes a rotating disc and a flip-up feed tray. When the weight of the can tilts, the relative position of the coiler outlet and the can is automatically adjusted to ensure uniform yarn accumulation. This drawing frame effectively solves the problems of yarn breakage caused by tail yarn whipping, equipment entanglement, and uneven yarn accumulation caused by can tilting, thus improving production continuity and yarn quality.

The utility model relates to the technical field of flow dividers, in particular to a cyclone separator for cleaning tail gas in anhydrous aluminum trichloride production, which comprises a cyclone separator body, a gas outlet pipe is arranged on the top surface of the cyclone separator body, and a gas inlet pipe is arranged at the upper part of the cyclone separator body; a dust collecting mechanism is arranged at the bottom of the cyclone separator body and comprises a collecting shell, a separating assembly and a dust collecting box, the top of the collecting shell is fixedly connected with a discharging port of the cyclone separator body, the bottom of the collecting shell is fixedly connected with the top face of the separating assembly, and the bottom face of the separating assembly is in butt joint with a box opening of the dust collecting box. The separation assembly is used for separating dust in the dust collection box from the cyclone separator body, dynamic sealing is achieved through the separation assembly, gas leakage and dust backmixing are avoided, the separation efficiency is improved, a detachable fixing structure of the dust collection box and the separation assembly supports rapid replacement, shutdown is not needed, and production continuity is guaranteed.

This utility model discloses a device for diverting and conveying thin sheet materials. The device includes several baffle assemblies disposed above a conveying assembly. The baffle assemblies are arranged side by side, with a material conveying passage formed between adjacent baffle assemblies. Each baffle assembly includes a baffle extending along the conveying direction. The baffle is partially recessed at a predetermined position to form an open portion, or adjacent baffles are spaced apart to form an open portion. This utility model has a reasonable structure, is convenient for manual operation, and is beneficial for cost reduction.

The application discloses a kind of without heating regeneration carbon dioxide normal temperature removal process and system, belong to natural gas decarburization field;A kind of without heating regeneration carbon dioxide normal temperature removal process, comprising the following steps:S1, raw material gas pretreatment;S2, CO2 absorption;S3, rich liquid flash evaporation;S4, lean liquid regeneration;S5, material circulation;The application is effectively solved by the absorption part of being set, the pain point that edge filler reaction is not sufficient, the low life of central filler;Can shake and scatter adhesion filler ball, clean filter hole impurity, avoid filter hole blockage, further improve gas-liquid mass transfer efficiency;Can buffer knock impact force, prevent that filler plate is damaged;Can effectively protect electric telescopic rod, and maintenance is convenient, need not to disassemble whole tower body, shorten maintenance cycle, guarantee production continuity;Can avoid liquid flooding, channeling phenomenon.

This application provides a slurry conveying device, including a first storage tank, a second storage tank, a conveying pipeline, a conveying drive, and a residual material cleaning component. The first storage tank is used to store slurry. The second storage tank is spaced apart from the first storage tank. The conveying pipeline connects the first and second storage tanks, defining a conveying path for the slurry. The conveying drive is located on the conveying pipeline and is used to convey the slurry within the pipeline from the first storage tank to the second storage tank. The residual material cleaning component is located on the conveying pipeline, along the conveying path, and is closer to the second storage tank than the conveying drive. The residual material cleaning component is used to draw residual slurry within the conveying pipeline into the second storage tank.

This disclosure relates to the technical field of guardrail fastener processing equipment. One embodiment of this disclosure provides a cold heading forming device for guardrail fasteners, comprising: an equipment base and a forming frame, the forming frame being fixed to the surface of the equipment base, a feeding frame being fixed to the surface of the equipment base, a feeding forming assembly being disposed on the feeding frame and the forming frame, and a stamping and cutting assembly being disposed on the surface of the forming frame and the equipment base. The feeding forming assembly includes a plurality of feeding rollers, all of which are rotatably connected within the feeding frame. Two pairs of conveying rollers are disposed within the feeding frame, one end of each pair of conveying rollers being provided with a transmission gear, and one of the conveying rollers being electrically driven to rotate. A main frame is disposed on the surface of the equipment base. This technical solution solves the technical problem in the prior art where sequential feeding leads to an increased idle time ratio in the device, a limited supply of blanks per unit time, and difficulty in matching the high-speed processing capability of the cold heading forming main unit, thus restricting the overall production line's capacity improvement.

The utility model discloses a kind of impurity filtering devices for dairy product processing, including base, outer shell and filter material mechanism, wherein, outer shell is movably connected on base, outer shell is equipped with feed pipe and discharge pipe, filter material mechanism includes coarse filter component, at least two connecting components, at least two fine filter components and first drive mechanism, wherein, first drive mechanism is set on base, at least two fine filter components are set on first drive mechanism, at least two fine filter components are set on coarse filter component by at least two connecting components, and contact with outer shell. Thus, adopt multistage filtering mode, cooperate dynamic dispersion filtration, improve filtering accuracy, reduce jam, improve filtering efficiency simultaneously, maintain production continuity, and device can be detachably set, easy to maintain, reduce labor intensity of staff.

The application relates to a laminating device and laminating equipment thereof, which comprises a pressing plate, a laminating plate and an ejection mechanism. The laminating plate is arranged in pressing connection between the pressing plate and the laminating plate. The ejection mechanism comprises a first elastic member and a second elastic member, and the first elastic member and the second elastic member are arranged in the accommodating space. The first elastic member and the second elastic member can abut to the laminating plate and push the laminating plate away from the pressing plate. The double elastic member structure can provide a large demolding ejection force, and sufficient force is ensured to push out the laminating plate. The ejection mechanism can rapidly act at the moment when the hot press is opened, timely push out and avoid the laminating plate and the pressing plate from being attracted, ensure normal opening height, maintain production continuity and improve production efficiency. The ejection mechanism can reduce manual labor intensity, automatically push out and reduce safety risks without manual labor. The ejection mechanism has high universality, can be integrated on different specifications of pressing plates, does not need to reform the hot press on a large scale, and reduces equipment reform cost.

This application discloses a foreign fiber removal device for cotton web, relating to the field of textile machinery and equipment. It includes a frame and a feeding conveyor belt, a foreign fiber detection component, and a spray valve assembly mounted on the frame. An impurity collection channel is fixedly provided at the feeding end of the feeding conveyor belt. The impurity collection channel has an upper opening as its inlet and a lower opening as its outlet, with the inlet plane located below the conveying surface of the feeding conveyor belt. The foreign fiber detection component and the spray valve assembly are located above the feeding conveyor belt and the impurity collection channel, with the detection end of the foreign fiber detection component and the ejection end of the spray valve assembly both facing the inlet of the impurity collection channel. This device can perform online foreign fiber detection and positioning on the cotton web output from the carding machine, and spray airflow to accurately eject foreign fibers. Combined with the fan and impurity collection channel, it quickly guides foreign fibers away from the production line, thereby effectively removing foreign fiber impurities from the cotton web and achieving online removal of foreign fibers from the cotton web.

This utility model discloses a yarn guiding mechanism for a spinning frame, relating to the field of textile machinery and equipment technology. The mechanism includes a mounting frame, a mounting shaft, multiple adjusting components, and multiple yarn guiding components. Each adjusting component has a fixing member at its bottom. The multiple adjusting components are evenly arranged on the mounting shaft via the fixing members, and the yarn guiding components are mounted on the adjusting components. A drive motor in the yarn guiding component directly drives the rotating shaft and the roller, precisely controlling the speed and trajectory of the yarn during guidance, effectively suppressing tension fluctuations, significantly reducing the probability of yarn breakage and tangling, and minimizing raw material waste. The ceramic layer and PTFE lubricating layer on the surface of the roller and the limiting hole provide double protection. The ceramic layer is wear-resistant and damage-resistant, while the PTFE lubricating layer reduces the coefficient of friction, preventing yarn fuzz and meeting the stringent quality requirements of the high-end market.

This utility model relates to a tar treatment device for coke oven gas pipelines, which is applied to the coke oven gas pipeline of a drying oven. The coke oven gas pipeline has an inlet on its side wall, located at the lowest horizontal point of the pipeline. The device includes a settling pipe, which is installed below the coke oven gas pipeline and connected at one end to the inlet; multiple valves installed on the settling pipe; a purging pipe connected to the settling pipe and also connected to the settling pipes between adjacent valves; and a venting pipe connected to the settling pipe and also connected to the settling pipes between adjacent valves. This utility model, by setting a settling pipe at the lowest point of the gas pipeline for temporary tar storage, eliminates the need to dismantle the gas pipeline and achieves tar cleaning through purging the settling pipe, significantly reducing production costs and improving production efficiency.

The invention relates to the field of upsetting, in particular to a coal mine drill rod machining production line combining upsetting and welding processes and a method, and the coal mine drill rod machining production line comprises a bottom plate used for supporting all functional parts of the production line; the upsetting device comprises a bottom plate, a supporting table and an upsetting part, the supporting table is arranged on the bottom plate, the upsetting part is arranged in the supporting table, and the upsetting part is used for positioning and clamping the upsetting part of a drill rod; the pressing parts are arranged on the top of the bottom plate and the outer side of the supporting table correspondingly and used for conducting extrusion heading treatment on the ends of the clamped drill rods; according to the coal mine drill rod machining production line combining the upsetting and welding technology and the method, the medium-length forming cavity and the long-length forming cavity can be flexibly switched through a two-stage butt-joint structure, the whole set of upsetting assembly does not need to be replaced, the upsetting assembly is not required to be replaced, the upsetting assembly is not required to be replaced, and the production efficiency is improved. And the length requirements of different drilling rod upsetting parts can be met.

The application discloses a method for improving the quality stability of papermaking method reconstituted tobacco slurry, mainly comprising the following steps: (1) material mixing and leaching; (2) solid-liquid separation; (3) solid dilution, stirring and mixing in a dilution slurry tank; (4) material conveying to a pre-beating slurry tank for stirring and mixing; (5) material conveying to a mill for beating treatment and then storing in a post-beating slurry tank. A flow metering device is arranged on a dilution water pipeline, a first concentration detection device and a first self-circulation pipeline are sequentially arranged on an outlet pipeline of the dilution slurry tank, a concentration-adjusting water pipeline, a second concentration detection device, a second self-circulation pipeline and a cleaning water pipeline are sequentially arranged on an outlet pipeline of the pre-beating slurry tank; the online automatic regulation and control of the dilution water amount of material head and tail material conveyed from the leaching process to the pulping process is realized, the mill start-stop machine process mode is improved, the slurry quality fluctuation caused by the mill start-stop machine is avoided, the unqualified slurry is avoided to be conveyed to subsequent production links, and the quality stability of the slurry is improved.

The application provides a steel-based ceramic lining plate wear state online monitoring and early warning method. The method is used for a steel-based ceramic lining plate which is composed of a metal matrix and embedded ceramic particles. The method comprises the following steps: collecting multi-source monitoring signals, wherein the multi-source monitoring signals at least comprise distance signals, acoustic emission signals and equipment operation condition parameters; based on the multi-source monitoring signals, a wear analysis model with embedded physical constraints is used for processing to output decoupling evaluation results; the physical constraints are used for representing the coupling relationship between the metal matrix wear state and the protection effect of the ceramic particles; based on the evaluation results, the evolution trend of the dual-phase wear coupling of the lining plate is predicted, and the chain failure risk triggered by the failure of the ceramic particles and the accelerated wear of the metal matrix is identified; the graded early warning signals are obtained by comprehensively considering the grade of the chain failure risk and the evolution trend, and the maintenance decision suggestions are generated. The method provided by the application realizes the real-time online decoupling evaluation of the dual-phase wear, the prediction of the chain risk and the graded early warning.

The invention discloses an automatic bottom sealing machine for honeycomb paper sleeves. The automatic bottom sealing machine comprises a circulating conveying mechanism; a plurality of groups of material supporting frames which are arranged along the conveying direction of the circulating conveying mechanism are arranged on the circulating conveying mechanism; a paper sleeve feeding mechanism is arranged at the feeding end of the circulating conveying mechanism; a paper sleeve gluing mechanism is arranged on the side portion of the paper sleeve feeding mechanism. A paper feeding and bottom sealing mechanism is arranged on the side portion of the circulating conveying mechanism. The integral linkage operation of the whole process of feeding, gluing and bottom sealing of the honeycomb paper sleeve is realized; according to the process, the manual machining link in traditional machining is effectively simplified, the production period is greatly shortened, and the machining efficiency is remarkably improved; and meanwhile, the problems of deformation and damage of the honeycomb paper sleeve caused by misoperation in the manual transfer process are solved through automatic linkage operation, product loss is effectively reduced, production continuity is further guaranteed, the large-scale and efficient production requirements of the honeycomb paper sleeve can be accurately met, and the honeycomb paper sleeve production line is suitable for the batch processing scene of the environment-friendly honeycomb paper sleeve.

The application relates to the field of metal casting equipment, and discloses a crystallizer for preparing red copper ingot, which comprises a crystallizer body and a liquid storage tank. A crystallization layer is arranged in the crystallizer body. A cooling cavity is formed between the crystallization layer and the crystallizer body. An inner cooling pipe is arranged in the cooling cavity. An outer cooling channel is arranged on the inner wall of the crystallizer body. The outer cooling channel and the inner cooling pipe are both arranged in a spiral mode. A convection conveying assembly is mounted on the outer wall of the liquid storage tank. The convection conveying assembly comprises a first suction pump and a second suction pump. In the utility model, the cooling liquid is conveyed in opposite directions by the convection conveying assembly. The outer cooling channel and the inner cooling pipe are arranged in a spiral mode and are staggered with each other. The contact area and the path of the cooling liquid and the crystallization layer are greatly increased. Each part of the crystallization layer is uniformly and efficiently cooled. Stress concentration, cracks, shrinkage holes and other defects in the red copper ingot are avoided. The mechanical properties and the processing performance of the ingot are remarkably improved.

The invention discloses an intelligent linkage control method and system for a coal conveying and water supply system, and the method comprises the steps: constructing a coal conveying system state sensing network, and collecting the operation data of coal conveying equipment, the material level information of a coal bunker, and the coal blocking state information in real time; a water supply system state sensing network is constructed, and the pump operation state, the water level, the flow and security signals are collected in real time; a dynamic coupling model of a coal conveying system and a water supply system is established, linkage control is executed under specific working conditions based on the dynamic coupling model, and the linkage control comprises the steps that when the coal bunker material level reaches a high threshold value and the coal conveying system needs load reduction operation, a load reduction instruction is sent to the water supply system, and the operation frequency of a pump machine is adjusted to a high-efficiency interval; when the water supply system detects abnormal flow, a speed regulation instruction is sent to the coal conveying system, and the speed of the belt conveyor is adjusted to meet the water supply requirement. According to the invention, through combination of the state sensing network and the dynamic coupling model, intelligent dynamic adjustment of the operation parameters of the coal conveying and water supply system is realized, and the accuracy and reliability of system management and control are improved.

The present application relates to the technical field of informationization of oil exploration and development and digital processing of whole life cycle management of industrial assets, in particular to a whole life cycle operation and maintenance management system for an oil downhole transmitter, comprising: an asset data management module for building a whole life cycle data lake serving asset value analysis; a benchmark valuation modeling module for generating a theoretical asset value curve of the transmitter under the assumption of no environmental stress; a risk quantification correction module for outputting a risk-adjusted theoretical residual value; a management performance analysis module for calculating a management performance residual after stripping the influence of environmental risks; a decision and execution module for automatically generating differentiated management instructions for asset disposal, inventory strategy adjustment or supplier evaluation, and driving downstream enterprise resource planning systems or inventory control systems to perform closed-loop operations; the present application effectively solves the phenomenon of shirking operation and maintenance responsibilities due to poor well conditions.

The utility model relates to the field of waste gas purification devices, and discloses an organic waste gas purifier which comprises a treatment box, a partition plate is fixedly connected to the interior of the treatment box, first fixing plates are fixedly connected to the front side wall and the rear side wall of the left side of the interior of the treatment box, and hydraulic cylinders are arranged on the front side walls and the rear side walls of the four first fixing plates. And connecting blocks are fixedly connected to the outer sides of the bottom ends of the telescopic ends of the four hydraulic cylinders. Through the arrangement of the first fixing plate, the hydraulic cylinder, the suction pump and the transfer pipe, the problems that large-particle-size liquid drops are prone to settling, fine particulate matter or gaseous pollutants cannot be effectively captured, and the operation cost is increased can be solved, when the telescopic end of the hydraulic cylinder retracts upwards, a connecting block drives a first hinge frame to move upwards, and therefore the large-particle-size liquid drops can be effectively captured. The support rod rotates to enable the second connecting rod to rotate upwards and reset, so that solid particle deposition is effectively reduced, the equipment maintenance period is prolonged, the subsequent sewage treatment cost is reduced, and the equipment service life is prolonged.

The utility model relates to the technical field of rock plate processing, and discloses a mould assembly for oversized rock plate production, which comprises an upper mould and a lower mould, a rock plate lifting mechanism is arranged in the lower mould, the rock plate lifting mechanism comprises a mounting bracket, a motor is fixedly mounted at the bottom end of the mounting bracket, an output shaft of the motor is connected with a rotating screw rod, and the rotating screw rod is connected with the upper mould and the lower mould. The outer side of the rotating screw rod is meshed with two sets of deflection gears which are symmetrically meshed with the two sides of the rotating screw rod, and the rotation of the rotating screw rod drives the deflection gears on the two sides to rotate synchronously. The motor drives the rotating screw to drive the symmetrically arranged deflection gears to rotate synchronously, so that the ejector rods at the two ends of the rotating rod are linked, and the lifting plate is pushed to ascend horizontally. The symmetrical transmission design ensures that the ejection force is uniformly distributed on the bottom surface of the oversized rock plate, so that local stress concentration caused by non-uniform power of a traditional single ejection device is avoided, fracture or deformation of the rock plate is effectively reduced, and the product yield is improved.

The utility model relates to electronic manufacturing technical field, and disclose the PCBA is set up with the amount of heat conducting silica gel setting machine, including feeding cylinder, the bottom of feeding cylinder is provided with conveying extrusion cylinder, the outer wall fixed mounting of feeding cylinder has mounting plate no.

The application discloses a temperature-sensing integrated heater and a control method. The temperature-sensing integrated heater comprises a heating assembly, a temperature measuring assembly, a control assembly, a communication assembly, a monitoring assembly and an alarm assembly. The heating assembly comprises a heating coil sleeved outside a flow channel and a heating rod embedded in the flow channel, so that continuous heating is realized to maintain a molten state of plastic. The temperature measuring assembly adopts a thermocouple to collect the temperature of the flow channel in real time and transmit the temperature to the control assembly. The control assembly cooperates with a PID temperature control system and a silicon-controlled voltage regulator to realize accurate constant-temperature control of the flow channel. The communication assembly establishes a remote control connection and supports remote control and data interaction. The monitoring assembly realizes visual monitoring through a network camera. The alarm assembly can monitor various system abnormalities and push accurate alarm information. A hierarchical management is adopted in the remote control platform to realize cooperative operation of various modules.

The utility model discloses a bearing seat self-alignment block of a short-stress-path finishing mill, which relates to the technical field of short-stress-path rolling mills and comprises an operation side bearing seat, and an outer side concave surface self-alignment block and an outer side convex surface self-alignment block which are oppositely arranged are mounted on the outer side of the operation side bearing seat. An inner side concave surface self-alignment block and an inner side convex surface self-alignment block which are oppositely arranged are mounted on the outer side of the operation side bearing seat, and the outer side concave surface self-alignment block, the outer side convex surface self-alignment block, the inner side concave surface self-alignment block and the inner side convex surface self-alignment block are mounted on the operation side bearing seat through self-made screws; the outer side convex surface self-alignment block and the inner side concave surface self-alignment block are both provided with spacer bushes, and the self-made screw is provided with a gasket; an oiling mechanism is arranged on the operation side bearing seat; the structure that the fixed block and the floating block are combined is adopted, the spacer bushes are arranged on the outer side convex surface self-alignment block and the inner side concave surface self-alignment block, and the spacer bushes and the screws are matched and fixed through the gaskets, so that the sphere center position of the concave-convex surface is fixed relative to the operation side bearing seat.

This invention relates to a mine-use explosion-proof and intrinsically safe multi-winding high-voltage variable frequency speed control integrated machine, comprising an explosion-proof multi-winding permanent magnet motor, a variable frequency speed control unit, and an input filter unit. The variable frequency speed control unit is fixedly mounted on the top of the explosion-proof multi-winding permanent magnet motor via a water-cooled heat dissipation base plate at its bottom. The input filter unit is located on the non-drive end cap side of the explosion-proof multi-winding permanent magnet motor and is connected to the variable frequency speed control unit via an explosion-proof flange. Power is supplied via a power cable and a power cable inlet device into the power cable wiring cavity, and control signal lines are supplied via a control cable inlet device into the control wiring cavity. Compared with the prior art, this invention solves the problems of large equipment size, difficult heat dissipation, and low cost and reliability under high-voltage applications through high integration and structural optimization. It has the advantages of compact structure, efficient heat dissipation, high power density, and good safety, and is suitable for 10kV and 6kV high-voltage power supply locations in coal mines.

The invention discloses a plastic injection molding device with a controllable fluid plastic discharging speed, and belongs to the technical field of injection molding, the plastic injection molding device comprises an injection molding structure, a power output structure and a self-adaptive displacement assembly, and the injection molding structure, the power output structure and the self-adaptive displacement assembly are all assembled on the same bearing foundation; the power output structure is in transmission fit with the injection molding structure to provide feeding power, and the self-adaptive displacement assembly is in linkage with the injection molding structure and the power output structure and used for controlling transmission connection and disconnection of the power output structure and the injection molding structure. Through the self-adaptive material supplementing design of the power output structure, the driving motor is in a standby state continuously after the cavity is filled, a cavity generated by cooling shrinkage of fluid plastic can be filled in time, and the defect of material shortage is avoided; the self-adaptive displacement assembly achieves synchronous linkage of die assembly and material cutting, material supply is stopped immediately when the die is separated, excess material overflow and product flash are avoided, it is guaranteed that the appearance of a product is regular, and the rejection rate is remarkably reduced.

The present application provides a rectification device for deep processing of benzene hydrogenation crude cyclopentane, and belongs to the technical field of deep processing and purification of benzene hydrogenation crude cyclopentane, comprising a liquid redistribution mechanism, which comprises a rectification tower, a groove disc is fixedly arranged in the middle of the rectification tower, a plurality of L-shaped grooves are formed in the groove disc, the plurality of L-shaped grooves form a first-stage liquid distribution groove, a second-stage liquid distribution groove composed of two groove plates is arranged in the inner cavity of each L-shaped groove, a liquid collecting plate is arranged on the upper part of each groove plate, and a separation assembly is arranged at the lower end of each groove plate, the separation assembly is used for adjusting the distance between the two groove plates and preventing the channel from being blocked; a cleaning mechanism, which comprises a scraper slidingly arranged on the inner side wall of the two groove plates, telescopic rods are fixedly arranged at both ends of the scraper, and lifting assemblies are arranged at both ends of the scraper, the lifting assemblies are used for scraping and cleaning the scale on the inner surface of the groove plate. The present application achieves the effect of preventing polymer or large particles from blocking and causing shutdown and cleaning.