2654results about "Furnace components" patented technology

The invention relates to the technical field of vacuum electric furnace monitoring, and discloses a state monitoring system suitable for a vacuum electric furnace. A multi-source sensor array of the system collects multi-dimensional physical signals such as temperature distribution, pressure change and vacuum degree fluctuation in a furnace in real time; a furnace cavity feature reconstruction module extracts sampling point feature parameters and correlates coordinates to construct a three-dimensional dynamic feature field; the process anomaly analysis module calculates a process deviation degree in combination with a preset reference parameter, and marks an anomaly coordinate area; the state transition evaluation module analyzes an abnormal trend according to historical records and predicts a state transition path and rate; the collaborative regulation and control decision-making module generates a multi-stage vacuum maintenance compensation strategy and a heating power regulation gradient scheme according to the multi-stage vacuum maintenance compensation strategy; and the running log feedback module records a strategy execution process, and associates the three-dimensional feature field data to generate a state tracing log. The system can realize comprehensive monitoring of the state of the vacuum electric furnace, accurate abnormity identification, trend prediction, cooperative regulation and control and state tracing, and helps to improve the operation management level of the vacuum electric furnace.

There is provided a technique that enables stable temperature measurement for a long period under a high-temperature environment. It includes (a) an insulating tube with two through-holes, through which two conductive wires of a temperature sensor are respectively inserted, (b) a first protective tube, through which the insulating tube is inserted inwardly from a first end thereof, (c) a cylindrical sleeve airtightly connected to the first end of the first protective tube and airtightly installed to an installation port from an outside of a furnace, and (d) a second protective tube mounted to the installation port from a furnace and covering the entire first protective tube on the inside of the furnace.

The utility model provides a transverse pulling mechanism and a lithium battery cathode material production line. The transverse pulling mechanism comprises a first base and a telescopic part which is installed on the first base and can stretch out and draw back in the length direction X of the first base, a telescopic frame is connected to the power output end of the telescopic part, a hook is hinged to the interior of the telescopic frame, and a baffle is arranged on the side, away from the telescopic part, of the telescopic frame. A first limiting face matched with the baffle is arranged on one side of the hook, a transverse pulling face is arranged on the other side of the hook, the transverse pulling face is connected with the first limiting face through a forward moving face, and the upper end of the transverse pulling face and the upper end of the forward moving face stretch out of the outer side of the telescopic frame. The transverse pulling mechanism is integrated on the carrier loader, a transverse pulling station does not need to be additionally arranged, plant land is saved, the occupied area can be reduced by more than 30%, and the problem of plant waste is avoided.

A system for monitoring fuel consumption in a rotary kiln includes IR sensors and computing systems. The computing systems: obtain a sequence of images; determine a map of temperature values of the infrared images in the sequence of infrared images; obtain a digital model of fuel consumption in relation to temperature values of the rotary kiln, wherein the digital model of the fuel consumption is based on a measured infrared temperature for the infrared images; determine the fuel consumption of the rotary kiln based on the measured infrared temperature with the digital model of the fuel consumption; and provide the fuel consumption in a fuel consumption report. The computing systems: analyze the fuel consumption of the kiln; obtain a correlation factor for the fuel consumption that identifies an amount of carbon dioxide emissions; and determine the emissions for the fuel consumption.

The invention belongs to the technical field of heating furnaces, and particularly relates to an oxygen-enriched combustion system and method for a coal gas single heat storage type heating furnace. Comprising an oxygen pressure regulating branch, a first heating section oxygen lance oxygen injection branch and a main pipe oxygen enrichment branch, the oxygen pressure regulating branch is provided with a pressure transmitter and a temperature transmitter, an oxygen source is communicated with the pressure transmitter and the temperature transmitter through a pipeline, and oxygen flows into the first heating section oxygen lance oxygen injection branch and the main pipe oxygen enrichment branch after being subjected to pressure regulation through a pressure valve. A flow control valve is arranged on the first heating section oxygen lance oxygen injection branch, oxygen is fed into the heating furnace, and the main pipe oxygen enrichment branch feeds enriched oxygen into the main pipe through an enriched oxygen distributor. Flexible switching of different oxygen enrichment modes of the heating furnace is achieved, the burner in the oxygen lance oxygen injection branch of the first heating section is not reversed, total-oxygen combustion of the burner is achieved, under the oxygen enrichment branch of the main pipe, oxygen is conveyed to the main pipe through the oxygen enrichment distributor through the other branch to be mixed with combustion air, and total-furnace oxygen enrichment combustion is achieved.

An industrial apparatus for the firing of ceramic articles; the apparatus comprises a tunnel kiln provided with at least one side wall, a firing chamber and a transport system configured to convey a plurality of ceramic articles along a conveying path; the apparatus comprises at least one burner, which is provided with a first tubular discharge element, a second tubular discharge element and a suction element for the gases present in the firing chamber; the suction element is arranged between the first tubular discharge element and the second tubular discharge element inside the firing chamber.

The utility model discloses a special-hole combined refractory brick which comprises a refractory brick body and a brick plug used for blocking, the refractory brick body is of a square structure, an observation hole is formed in the center of the refractory brick body, the observation hole is of an oval structure, and the observation hole penetrates through the whole refractory brick body. An observation hole is formed in one side of the refractory brick body, a plug hole is formed in the side, provided with the observation hole, of the refractory brick body, the plug hole is a round notch, the size of the plug hole is larger than that of the observation hole, and a brick plug is installed in the plug hole. As the brick plug is mounted in the plug hole for sealing and preventing the observation hole from being opened all the time, and the safety hole and the safety helmet are mounted on the brick plug, before the brick plug is opened, the safety helmet is opened to check whether safety exists or not, and potential safety hazards caused by large internal and external pressure difference are prevented.

The utility model provides an ALD equipment inner furnace door, a furnace door device and atomic layer deposition equipment, and relates to the technical field of atomic deposition, the ALD equipment inner furnace door comprises an inner furnace door, a main guide shaft, a transition flange and an elastic assembly, one end of the main guide shaft is connected with an outer furnace door assembly; the transition flange is arranged on one side of the inner furnace door and is connected with the other end of the main guide shaft; the elastic assembly is connected with the inner furnace door and the transition flange and used for enabling the inner furnace door to have the freedom degree in the radial direction of the main guide shaft. The elastic assembly is arranged between the inner furnace door and the transition flange, the elastic assembly enables the inner furnace door and the furnace body to have freedom degree in the radial direction of the main guide shaft in the sealing fit process, the inner furnace door can be tightly attached to the furnace body, and the sealing performance of the inner furnace door is effectively improved.

The invention belongs to the technical field of combustors, and discloses a combustor and a cracking furnace, the combustor comprises a burner block, the burner block is configured to be arranged in a hearth of the cracking furnace, the burner block comprises two oppositely-arranged first brick bodies and two oppositely-arranged second brick bodies, the two first brick bodies and the two second brick bodies define an air flow channel, and the two first brick bodies and the two second brick bodies are arranged in the hearth of the cracking furnace. The first brick bodies are in a flat plate shape, the second brick bodies are in an arc shape, the axes of the two second brick bodies are located in the air flow channel, one of the two first brick bodies is an adjacent brick body, the other of the two first brick bodies is a fixed brick body, a furnace tube is arranged in the hearth, and the side, away from the air flow channel, of the adjacent brick body is arranged to be spaced from the furnace tube. According to the combustor, the distance between flame and the furnace tube can be increased, the probability that the flame impacts the furnace tube is reduced, then the probability that the local high temperature of the furnace tube occurs can be reduced, and the effect of prolonging the operation cycle of the furnace tube and the cracking furnace is achieved.

The invention relates to a furnace door self-lubricating quadrilateral connecting rod opening mechanism, and relates to the technical field of furnace door opening structures. The furnace comprises a furnace body shell, a furnace door and a driving assembly, a feeding opening is formed in the furnace body shell, the furnace door is arranged on the furnace body shell and used for blocking the feeding opening, and the driving assembly is arranged on the furnace body shell, connected with the furnace door and used for driving the furnace door to move upwards. The furnace door has the effects that the furnace door is opened obliquely upwards, and the occupied space in front of the furnace body is small.

The utility model discloses a sealing cover structure of an industrial furnace, which relates to the technical field of industrial furnaces, and adopts the technical scheme that the sealing cover structure comprises a furnace body and a sealing cover, the furnace body comprises a top plate, a furnace opening is formed in the top plate, the sealing cover is matched with the furnace opening, the top plate is fixedly connected with a telescopic component, and the telescopic component is fixedly connected with the sealing cover. A connecting block is arranged at the output end of the telescopic assembly and fixedly connected with the sealing cover, the top plate comprises a circular sealing area, the furnace opening is formed in the sealing area, a circular sliding groove is formed in the periphery of the sealing area, and a first sealing plate and a second sealing plate are slidably connected to the circular sliding groove. The first sealing plate and the second sealing plate can be spliced to form a covering plate, and the size of the covering plate is larger than that of the sealing cover. The industrial furnace sealing cover structure has the advantage of being good in sealing effect.

A cleaning, screening, and filling device for sealing sand for a high-temperature annealing annular furnace, comprising: a rotary folding mechanical arm (1), adapted to rotate to implement switching among the positions of a plurality of bogie masonries of an annular furnace; a sand suctioning system (2), used for negative-pressure suctioning of sealing sand at the position of a bogie masonry of the annular furnace; an automatic screening system (3), communicated with the sand suctioning system (2) and used for automatically screening the sealing sand from the sand suctioning system (2); a sand filling system (4), used for filling each bogie masonry with the sealing sand, wherein the outlet of the automatic screening system (3) can be communicated with a feeding funnel (413); and a remote controller.

The invention provides a single infrared probe hearth section temperature field detection method and system, and relates to the technical field of temperature detection, and the method comprises the steps: obtaining a preset simulation detection space and environment information around a hearth; a first detection temperature at the first preset point location is collected, and a first distance between the first preset position and the first preset point location is determined; acquiring a second detection temperature at the first preset point location; determining an error relation function according to the first distance, the first detection temperature, the second detection temperature and the environment information; collecting hearth section temperature data at a plurality of second preset point locations in the hearth section, and determining coordinate information of the second preset point locations in the hearth coordinate system; determining a hearth section temperature field detection score according to the hearth section temperature data and the coordinate information; and generating a hearth section temperature field detection report according to the hearth section temperature field detection score. According to the invention, the accuracy of the hearth section temperature field detection result can be improved.

The invention discloses an iron-chromium-nickel-aluminum high-temperature alloy material and an application method thereof. The iron-chromium-nickel-aluminum high-temperature alloy material comprises a chromium element, an aluminum element, a nickel element, a manganese element, a tungsten element, a molybdenum element, a titanium element, a nitrogen element, a tantalum element, a zirconium element and the like with specific mass contents, wherein the contents of the chromium element, the aluminum element and the nickel element meet the requirement that the volume percent value of a NiAl precipitated phase at a high temperature is smaller than 3%. The iron-chromium-nickel-aluminum high-temperature alloy material has excellent anti-coking performance, anti-oxidation performance and high-temperature durability, and the operation efficiency and economic benefits of the ethylene radiation furnace can be obviously improved.

The utility model provides furnace tube equipment which comprises a wafer storage and transmission area, an FIMS device and a loading transition area, and wafers in the wafer storage and transmission area are transmitted to the loading transition area through the FIMS device. The FIMS device comprises a wafer box bearing table and a control door, the wafer box bearing table is provided with at least one air inlet and at least one air outlet, and wafers can be mutually conveyed between the FIMS device and the loading transition area through the open state of the control door in the FIMS device; when the wafer box containing the wafer is arranged on the FIMS device, the air inlet and the air outlet in the wafer box bearing table are opened, and the air inlet speed of the air inlet is larger than the air outlet speed of the air outlet; when the gas in the wafer box reaches the preset gas pressure, the exhaust port is closed, the control door and a door of the wafer box are opened, the preset gas pressure is larger than the gas pressure of the loading transition area, and particles are prevented from polluting wafers in the wafer box; and when the wafers in the wafer box are conveyed, the control door is closed and the wafer box door is closed at the same time.

A method of manufacturing ceramic tape includes a step of directing a tape of partially-sintered ceramic into a furnace. The tape is partially-sintered such that grains of the ceramic are fused to one another yet the tape still includes at least 10% porosity by volume, where the porosity refers to volume of the tape unoccupied by the ceramic. The method further includes steps of conveying the tape through the furnace and further sintering the tape as the tape is conveyed through the furnace. The porosity of the tape decreases during the further sintering step.

The utility model relates to a sealing door for an industrial furnace, which comprises a door frame, a furnace door vertically sliding on the inner side of the door frame, and at least one sealing mechanism for sealing the furnace door, the sealing mechanism comprises at least one pressing assembly for pressing the furnace door on the outer wall of the industrial furnace, and a driving assembly connected with the pressing assembly; the pressing assembly comprises a groove, a pressing piece and a connecting arm, wherein the groove is formed backwards from the rear groove wall of the sliding groove and detachably connected with the sliding piece, the pressing piece is rotationally connected to the door frame around a first rotating shaft arranged in the left-right direction and presses or releases the furnace door through rotation, and one end of the connecting arm is fixedly connected with the first rotating shaft. The number and the positions of the sliding pieces correspond to those of the grooves, and the driving assembly is rotationally connected with the other end of the connecting arm. The problems that a traditional furnace door is not tight in sealing, runs out of fire and the like are solved, the service life of the sealing door is prolonged, and the maintenance cost is reduced.

The invention discloses a graphite roasting device. Comprising a mounting mechanism, a roasting mechanism is mounted on the mounting mechanism, one end of the roasting mechanism is connected with a power mechanism, and a cover sealing mechanism is mounted at one end of the roasting mechanism; the mounting mechanism is used for supporting and mounting the roasting mechanism, the power mechanism is arranged at one end of the roasting mechanism and used for providing power output and driving the roasting mechanism to rotate, and the cover sealing mechanism is used for sealing the roasting mechanism so that graphite can be conveniently put into the roasting mechanism. The roasted graphite can be conveniently discharged; the graphite stirring device can provide speed reduction power to drive the roasting mechanism to rotate, graphite is overturned, the sealing performance and feeding and discharging are improved through the cover sealing mechanism, the roasting mechanism is supported and rotated through the mounting mechanism, the graphite is stably rotated and roasted, the graphite is stirred through rotation, the situation that the graphite adheres to the stirring device is reduced, and discharging and cleaning are facilitated.

A fire pit has a combustion chamber with a perforated floor, a chute below the perforated floor directing ash and debris from the floor to an area below the chute, and a removable ash pan occupying the area below the chute and having a handle affixed thereto.

The utility model belongs to the technical field of sintering machine air bellow gas temperature measurement, and particularly relates to a novel sintering machine air bellow gas temperature measurement device. Which comprises a sintering machine air bellow, and an air bellow retaining wall, an air bellow supporting beam and a track supporting beam are arranged at the bottom of the sintering machine air bellow, and is characterized in that a primary protection pipe is welded to the air bellow retaining wall, the other end of the primary protection pipe is welded to the air bellow supporting beam, and a protection cover bottom plate is welded to the upper portion of the primary protection pipe through T-shaped steel; the protective cover bottom plate is coated with a protective cover coating, and a plurality of secondary protective pipes with one ends penetrating through the lower side of the primary protective pipe are connected into the primary protective pipe in a sleeved mode. According to the air bellow gas measuring device, multi-layer protection can be carried out on the independent thermocouples, washing of sintered ore is avoided, the measuring precision is guaranteed, the independent thermocouples can be rapidly replaced, the service life of the air bellow gas measuring device is prolonged, operation is reliable, and the manufacturing cost is low.

The utility model discloses an anti-splash safety device for metal smelting, which relates to the technical field of splash prevention for metal smelting and comprises two support frames and a waste residue collecting barrel, the two support frames are symmetrically distributed, the tops of the two support frames are jointly connected with a movable platform in a sliding manner, one side, close to the support frames, of the movable platform is movably connected with a refining furnace, and the other side of the movable platform is connected with the waste residue collecting barrel. The two supporting frames are each provided with a splash-proof assembly, a waste residue collecting barrel is jointly and fixedly connected between the two supporting frames, a cleaning and knocking assembly is arranged on the waste residue collecting barrel, a steel ladle is arranged on the waste residue collecting barrel in a supporting mode, and the height of the splash-proof plate is adjusted through the arranged adjusting assembly, so that the splash-proof plate is just located between the steel ladle and the refining furnace; the anti-splashing device has the advantages that the anti-splashing device is arranged on the anti-splashing plate, the heat insulation and anti-splashing effects are achieved, the steel ladle is vibrated and knocked through the arranged cleaning and knocking assembly, air holes in metal liquid are reduced, the metal liquid is prevented from expanding and splashing, and metal residues attached to the anti-splashing plate can be collected through the additionally-arranged scraping plate.

The utility model discloses a special kiln for heat treatment, which comprises a kiln body, a lifting frame is mounted at a kiln mouth of the kiln body, a fixed frame is slidably arranged in the lifting frame, a kiln door is detachably mounted in the fixed frame, and a lifting component for driving the fixed frame to move longitudinally is mounted at the upper end of the lifting frame. A lifting assembly is arranged on the fixing frame, a connecting piece is arranged between the lifting assembly and the fixing frame, a connecting plate is arranged in the lifting frame, and the lifting frame and the lifting assembly are arranged, so that the fixing frame can be driven to longitudinally slide in the lifting frame, and the furnace door is transferred; the furnace door can conveniently block or separate the furnace mouth of the furnace body, so that the furnace door can be conveniently opened or closed in time, the condition in the furnace can be conveniently observed, and heat loss is avoided.

The invention discloses kiln equipment and an intelligent inspection and diagnosis system thereof, and relates to the technical field of kilns. Wherein the track assembly is annular in the vertical direction, and the track assembly is configured to be capable of being arranged above the kiln equipment and symmetrically arranged relative to the kiln equipment; the inspection assembly comprises an inspection robot, a first lifter, a second lifter, a first infrared thermal imaging camera, a second infrared thermal imaging camera and a first visible light camera, the inspection robot is configured to walk on the track assembly along an annular track, and the first lifter is arranged on the upper portion of the inspection robot; the first lifter is arranged on the lower portion of the inspection robot and used for driving the first infrared thermal imaging camera to ascend and descend, and the second lifter is arranged on the lower portion of the inspection robot and used for driving the second infrared thermal imaging camera and the first visible light camera to ascend and descend. According to the invention, automatic inspection of the side part and the top part of the kiln equipment can be realized, and the inspection efficiency and accuracy are high.

The utility model relates to the technical field of rotary kilns, in particular to an energy-saving heat preservation structure of a rotary kiln. Comprising a rotary kiln cylinder and a refractory lining arranged in the rotary kiln cylinder, a composite heat preservation layer is arranged between the inner wall of the rotary kiln cylinder and the refractory lining, the composite heat preservation layer comprises a heat insulation plate and a heat insulation bonding coating arranged between the heat insulation plate and the inner wall of the rotary kiln cylinder, and the heat insulation bonding coating is used for heat insulation and used for bonding and fixing the heat insulation plate. And one surface of the heat insulation plate is coated with a heat insulation bonding coating. The heat insulation bonding coatings on the inner wall of the rotary kiln cylinder and the surface of the heat insulation plate are combined with the multi-structure staggered arrangement design, and the heat insulation efficiency, the structural reliability and the economical efficiency are remarkably improved through the synergistic effect of three mechanisms of heat resistance superposition, stress buffering and construction optimization.

A seal assembly is provided that transitions from an expanded configuration to a retracted configuration. In the expanded configuration, the seal assembly forms a non-permeable seal between a rotatable rigid body and a non-rotatable rigid body, the non-permeable seal preventing the entry of oxygen into a reactor drum having a low oxygen environment and / or leakage of gases produced in the low oxygen environment of the reactor drum to the surrounding environment. In the retracted configuration, the rotatable rigid body is secured relative to the non-rotatable rigid body such that relative rotation is prevented. The first rigid body may be translatable relative to the second rigid body to reduce a length of the seal assembly and facilitate rapid removal and / or replacement of the seal assembly from between adjacent components of a torrefaction, gasification, or pyrolysis system.

The utility model discloses an early warning device for mounting an inner cover of an annealing furnace, and belongs to the technical field of silicon steel production. The early warning device for installing the inner cover of the annealing furnace comprises two stand columns which are distributed on the two sides of the inner cover, the stand columns are higher than the top of the inner cover, and each stand column is provided with a separation detection supporting frame; the two ends of the blocking rod are erected on the separation detection supporting frames located on the two sides of the inner cover; the detection device is used for detecting the distance between the gear lever and the separation detection support frame; and the early warning device is used for reminding a worker and is electrically connected with the detection device.

An expansion furnace for expanded perlite effectively solves the problems of high energy consumption, insufficient primary expansion, and inconvenience in later processing in the current production of perlite. It includes a primary expansion furnace and a secondary expansion furnace, which are fixedly connected to each other; the primary expansion furnace includes a hollow first furnace body, a plurality of first flame spray nozzles are fixedly connected to the lower end of the first furnace body, and the plurality of first flame spray nozzles heat the first furnace body; a bellows is arranged below the first furnace body, and the wind in the bellows is communicated with the first flame spray nozzles through a pipeline; the secondary expansion furnace includes a hollow inner furnace body, which is connected to the first furnace body, a hollow refractory tube is arranged outside the inner furnace body, and there is a gap between the refractory tube and the inner furnace body, and a plurality of second flame spray nozzles are fixed to the upper and middle parts of the refractory tube, and the plurality of second flame spray nozzles heat the inner furnace body.

The utility model discloses a sealing heat preservation structure of a bridge type furnace body, the bridge type furnace body is formed by splicing a plurality of heat preservation plates, a splicing position is arranged between every two spliced heat preservation plates, and the sealing heat preservation structure of the bridge type furnace body comprises sealing cotton and a strut angle plate; the sealing cotton is laid on the side, facing the interior of the bridge type furnace body, of the splicing position and the side, back to the interior of the bridge type furnace body, of the splicing position so as to fill or cover a gap of the splicing position, and a blocking part is formed. The strut angle plate is arranged on the outer side of the blocking part and fixedly connected with the heat preservation plate so as to tightly press the sealing cotton. According to the bridge type furnace body, the sealing cotton is creatively laid at the splicing position of the heat preservation plates, the sealing cotton is tightly pressed and fixed through the angle supporting plates, gaps at the splicing position are sealed, heat in the bridge type furnace body is prevented from escaping through the gaps at the splicing position, and the problem of heat leakage of the bridge type furnace body is effectively solved.

The utility model discloses a horizontal diffusion furnace door which comprises a diffusion furnace body, a furnace mouth is arranged on the diffusion furnace body, first fixing blocks are fixed on one side, located at the furnace mouth, of the outer wall of the diffusion furnace body, and one end of an outer furnace door is rotatably installed between the first fixing blocks through a first rotating shaft. By rotating a handle, the handle can drive a second gear to rotate through a third rotating shaft, so that the second gear can drive eight first gears and eight second rotating shafts to rotate at the same time, and the second rotating shafts are in threaded connection with threaded grooves, so that the eight second rotating shafts push the inner furnace door to move towards the furnace opening through the eight threaded grooves at the same time; due to the fact that the eight second rotating shafts and the eight threaded grooves are distributed at equal angles relative to the central axis of the inner furnace door, the inner furnace door can be evenly stressed, one side of the inner furnace door can make close contact with the outer wall of the diffusion furnace body, the inner furnace door can be tightly pressed on the furnace opening, and the sealing effect of the inner furnace door on the furnace opening is improved.