386results about "Recycling and recovery technologies" patented technology

The invention relates to the technical field of dry type slag removal, and discloses a steel belt deviation prevention device of a slag removal system, which comprises a rack, a dry type slag steel belt machine, a radial adjusting mechanism, a deviation prevention and correction mechanism and an anti-adhesion spraying mechanism, and is used for correcting and protecting a conveying steel belt at an inclined section of a slag treatment conveying system. The radial adjusting mechanism comprises two sets of C-shaped tooth frames and connecting gears, the connecting gears on the two sides are adjusted corresponding to the displacement of the deviation-preventing and deviation-correcting mechanism to be meshed with the tops of the C-shaped tooth frames on the two sides in a rotating mode respectively, and horizontal displacement is converted into adjustment triggering of the inclination of the deviation-preventing and deviation-correcting mechanism in the vertical direction. The support is rotationally connected to the center of the top of the bearing plate, a center roller is rotationally connected to the middle of the support, and side rollers are rotationally connected to the two sides of the support; the deviation rectifying force is correspondingly adjusted to vertically act on the surface of the steel belt through the inclined surface of the inclined steel belt adaptive to slag conveying, so that the lateral deviation force is counteracted to ensure that the steel belt runs along the center of the inclined section, and the slag conveying stability is ensured.

The invention discloses a steel slag carbon sequestration reaction device, and belongs to the technical field of reaction devices. The device comprises a reactor which is internally provided with a heating part, a partition plate and a water storage disc, is externally connected with a gas supply bottle and a steam generator, and realizes parameter regulation and control through a controller. During working, steel slag is placed on the partition gauze, the heating part is heated, CO2 is introduced into the gas bottle, the steam generator and the water storage disc provide steam, the driving unit drives the partition and the water storage disc to swing, and gas-solid contact is strengthened; the water storage tank, the sealing cylinder and the like form a water circulation system to automatically supplement and return water; and the pressure release valve guarantees safety. Through the synergistic effect of temperature, humidity and mechanical swing, the carbonation reaction efficiency of the steel slag and CO2 is improved, and automatic operation of steel slag carbon sequestration is achieved. The device has the advantages that mass transfer is enhanced through mechanical swing, energy is saved through closed water circulation, steel slag is prevented from falling off through gauze design, waste is treated with waste, and high efficiency and environment friendliness are achieved.

The invention provides a high-temperature steel slag treatment system and method and an intelligent control device.The system comprises a slag feeding module used for receiving primary steel slag, conducting first-stage screening on the primary steel slag to obtain first-stage steel slag and conveying the first-stage steel slag to a carbon sequestration and waste heat recovery module, and the carbon sequestration and waste heat recovery module used for receiving the first-stage steel slag and conveying the first-stage steel slag to a carbon sequestration and waste heat recovery module; the first-level steel slag is conveyed to the recycling module, the first-level steel slag is subjected to at least one of pulverization, carbon sequestration, waste heat recovery and clean cooling, second-level steel slag is obtained and conveyed to the recycling module, and the recycling module is used for receiving the second-level steel slag and sequentially carrying out transportation, screening and iron extraction to obtain magnetic iron and steel slag tailings. According to the system, mass-energy-carbon synergistic recycling of the high-temperature steel slag is achieved, steel slag feeding and steel slag screening treatment are sequentially conducted in combination with the movable slag feeding machine and the high-temperature-resistant slag-steel separation device, efficient steel slag transferring and receiving are achieved, the steel slag is effectively screened, and the service life of the steel slag is prolonged. And multi-target integrated treatment of efficient pulverization, carbon sequestration, waste heat recovery and clean cooling is achieved.

The utility model provides a slag pan residue crushing device which comprises a crown block, a lifting appliance and a crushing hammer, the lifting appliance is connected with the crown block through a chain, the crushing hammer is hung on the lifting appliance, and the crown block can lift the crushing hammer through the lifting appliance; after the crown block lifts the breaking hammer to a preset height, the breaking hammer and the lifting appliance can be automatically unlocked, and the breaking hammer falls into the slag tray, so that the slag in the slag tray is broken. The crushing device is based on the mechanical balance principle, the dead weight of the slag disc is converted into an unlocking power source of the crushing hammer, residues in the slag disc can be efficiently crushed without additional energy drive, the structure is simple, the cost is low, durability is achieved, manual intervention is greatly reduced, and the labor intensity of personnel is reduced.

The invention relates to the field of regenerated magnetic materials, in particular to a process for recycling a regenerated neodymium iron boron magnet from waste neodymium iron boron. The invention discloses a process for recycling and regenerating a neodymium iron boron magnet from waste neodymium iron boron. The process comprises the following steps: preparing Tb-HoBiO3 powder; pretreating the waste neodymium iron boron; pretreating the waste neodymium iron boron to prepare a blank body; and carrying out low-temperature supergravity sintering impurity removal and tempering treatment on the blank. According to the method, the Tb-HoBiO3 powder is prepared, and the Tb-HoBiO3 powder can better promote the uniform transformation of a blocky grain boundary phase into a strip shape and wrap the periphery of a grain main phase in the blank sintering process, so that local stray fields in the main phase grains and the magnet can be isolated, the demagnetization resistance of the regenerated neodymium-iron-boron magnet is remarkably improved, and the service life of the regenerated neodymium-iron-boron magnet is prolonged. Therefore, the magnetic performance of the regenerated neodymium-iron-boron magnet is improved, main phase crystal grains can be effectively prevented from falling off, the density of the regenerated neodymium-iron-boron magnet is improved, microdefects are reduced, the corrosion resistance of the regenerated neodymium-iron-boron magnet is remarkably improved, and the service life of the regenerated neodymium-iron-boron magnet can be prolonged.

The present application relates to the technical field of dry deslagging, and discloses a device for preventing the deviation of a steel belt in a deslagging system, which comprises a rack, a dry slag steel belt machine, a radial adjusting mechanism, a deviation-preventing and rectifying mechanism and an anti-adhesion spraying mechanism. The device is used for rectifying and protecting the inclined steel belt in the inclined section of a slag treatment and conveying system. The radial adjusting mechanism comprises two groups of C-shaped tooth racks and engaging gears. The engaging gears on the two sides of the displacement adjusting mechanism are respectively engaged and rotated on the top of the two C-shaped tooth racks. The horizontal displacement is converted into the adjustment trigger of the inclination of the deviation-preventing and rectifying mechanism in the vertical direction. The deviation-preventing and rectifying mechanism comprises a receiving plate and a support. The support is rotationally connected to the top center position of the receiving plate. A center roller is rotationally connected to the middle part of the support. Edge rollers are rotationally connected to the two sides of the support. The inclined steel belt slope of the slag conveying is adapted, so that the rectifying force is correspondingly adjusted and vertically applied to the surface of the steel belt, the lateral deviation force is offset, the steel belt is ensured to run along the center of the inclined section, and the stability of the slag conveying is ensured.

A method of reusing building boards used to form a structure, such as a wall or a ceiling, of a building, wherein at least one surface covering liner (4) is directly glued against an entire exposed main surface (11, 12) of building boards (S1, S2), such that the surface covering liner covers the building boards (S1, S2), wherein said gluing was performed using a soluble glue. The method comprises: applying (301) a solvent to the surface covering liner (4), including the glue, removing (302) the surface covering liner (4), whereby the fasteners (3) are exposed, removing (303) the fasteners (3), and recovering (304-306) the building boards (S1, S2).

The utility model relates to the technical field of blast furnace slag treatment, in particular to a granulating slag dehydration treatment system for blast furnace slag, which comprises a dehydration treatment system body, the dehydration treatment system comprises a feeding device, the feeding device is connected with a crushing and screening unit, and the feeding device is used for conveying granulating slag to the crushing and screening unit; the crushing and screening unit comprises a crushing machine and a vibration dewatering screen, the crushing machine is used for crushing water granulated slag, and the crushed water granulated slag enters the vibration dewatering screen to be screened so as to remove large-particle impurities in the water granulated slag. The problems that an existing water granulated slag dewatering treatment system is low in treatment efficiency, poor in dewatering effect, not thorough in impurity removal and the like are effectively solved, and efficient and accurate treatment of water granulated slag is achieved.

The utility model relates to a split type slag ladle and steel slag treatment equipment. The split type slag pot comprises a slag pot body. The slag pot body comprises a first pot body and a second pot body. The first tank body is provided with a first cavity used for containing steel slag, and the first cavity is provided with an opening and a bottom plate which are oppositely arranged. The second tank body is provided with a second cavity. The second tank body further comprises a cover plate, and the cover plate covers the opening of the second cavity. The bottom plate abuts against the cover plate. And molten steel outflow holes are formed in the bottom plate and the cover plate, communicate with the first cavity and the second cavity and are used for enabling molten steel to flow into the second cavity from the first cavity. The split type slag ladle can be used for cyclic utilization treatment of the steel slag, the treated steel slag can be subjected to rapid slag-steel separation, and slag-steel separation which is low in difficulty and easy to operate is achieved.

The disclosure relates to the purification and treatment of oil produced from the liquefaction of waste polymer like for instance the pyrolysis of waste plastic via the polymerization of dienes prior to further treatments.

The anti-blocking spiral slag extractor comprises a spiral slag extractor body and a base, a slag inlet pipe is embedded in the top of a shell of the spiral slag extractor body, a connecting plate is fixedly installed at the bottom of the shell of the spiral slag extractor body, and hinged supports are fixedly installed at the front end and the rear end of the left side of the bottom of the connecting plate; a connecting plate is installed at the bottom of a spiral slag extractor body, the left side of the top of a base is hinged to the left side of the bottom of the connecting plate through a supporting rod, a motor with a rotating disc is installed on the right side of the top of the base, a swing rod is hinged to the front side of the rotating disc, and the top end of the swing rod is hinged to the bottom of the connecting plate through a hinged support; after the spiral slag extractor body works for a period of time, the rotating disc can be driven to rotate through the motor, then the connecting plate and the right side of the spiral slag extractor body are driven to be lifted through the swing rod, and the vibration motion is repeatedly performed in this way, so that disintegrating slag accumulated at the bottom in a shell of the spiral slag extractor body is prevented from being accumulated for a long time to cause blockage of a spiral shaft.

The multi-layer water slag filtering device comprises a barrel, a sealing cover is installed at the upper end of the barrel, a water slag filtering mechanism is installed on the lower wall of the sealing cover, the barrel is sleeved with a slag discharging mechanism, the slag discharging mechanism comprises a collecting sleeve, a slag discharging groove and a filtering ring, the collecting sleeve is sleeved with the outer side of the barrel, the slag discharging groove is formed in the inner side wall of the collecting sleeve, and the filtering ring is arranged in the slag discharging groove. The residue outlet groove penetrates through the side wall of the barrel body, an internal thread is arranged on the inner wall of the lower end of the collecting sleeve, an external thread is arranged on the outer side wall of the upper end of the filter ring, the filter ring is installed in the collecting sleeve in a screwed mode through the threads, and a water inlet pipe is installed on the upper wall of the sealing cover in an inserted mode. After a slag-water mixture is discharged into the cylinder body, water slag is blocked by the filter screen plate, and then the water slag is thrown into the collecting sleeve through the rotation of the water slag filtering mechanism, so that the condition that the filter screen plate is blocked and the filtering of the slag-water mixture by the device is influenced is avoided.

The invention discloses a blast furnace slag flushing water chute and a wear-resistant lining for the chute, and relates to the technical field of blast furnace equipment, the water chute comprises a dry slag layer, a common concrete layer, a water slag cast iron lining and the wear-resistant lining; the common concrete layer and the grain slag cast iron lining layer are lower than the dry slag layer and higher than the wear-resistant lining layer; the bottom of the cross section of the wear-resistant lining is arc-shaped, and the radius R of the arc is more than or equal to 200mm and less than or equal to 400mm; the wear-resistant lining layer is provided with a sawtooth-shaped convex body; and a steel wire mesh is laid between the wear-resistant lining layer and the water slag cast iron lining layer. The wear-resistant lining for the chute is formed by mixing and pouring high-strength concrete and scrap iron filler according to the mass ratio of 1: (0.2-0.8), and the particle size of the scrap iron filler is 1-10 mm. The strength grade of the high-strength concrete is not lower than C60. The blast furnace slag flushing water chute can solve the problems that an existing blast furnace slag flushing water chute is poor in structural integrity, a chute lining is prone to abrasion and damage, maintenance is difficult, and cost is high.

The utility model discloses a cooling and dust-removing device for a slag treatment system, which comprises a mounting frame fixed on a station retaining wall; the dust removal cover is mounted on the mounting frame, an air outlet is formed in the dust removal cover, and the dust removal cover is communicated with a dust removal pipeline of the dust removal system through the air outlet; the water fetching device comprises a water pipe communicated with a water source and a nozzle mounted on the water pipe, and the nozzle is arranged in the dust removal cover. The water fetching device sprays water to cool the desulfurization slag through a water pipe and a nozzle; meanwhile, dust-containing steam in the dust removal cover is pumped away under the negative pressure action of a dust removal fan of the dust removal system; therefore, the cooling and dust removing device not only can be used for cooling the desulfurization slag with water, but also can be used for synchronously collecting the dust-containing steam, so that the dust pollution is reduced, the environment in a plant is optimized, and the influence on the health of workers is reduced.

The present application discloses a method for improving the activity of stainless steel slag, which relates to the technical field of comprehensive utilization of resources. The method for improving the activity of stainless steel slag includes the following steps: placing hot stainless steel slag in a hot soaking pit or a slag pot, and hot soaking and spraying water for cooling to 100°C - 1000°C; introducing carbon dioxide in the first stage (pressure 0.1 - 0.5 Mpa, time 0.5 - 2 hours) into the container, and spraying water synchronously (the amount of sprayed water is 0.3 - 0.7 times the mass of the slag); then introducing air (pressure 10 - 15 Mpa, time 0.5 - 1 hour); then introducing carbon dioxide in the second stage (pressure 0.2 - 0.6 Mpa, time 1 - 2 hours), and spraying a small amount of water synchronously (the amount of sprayed water is 0.03 - 0.08 times the mass of the slag); after cooling, highly active stainless steel slag is obtained. With the collaborative design of staged gas introduction and spraying water for cooling, the content of free calcium oxide in the stainless steel slag is less than 2%, and the activity index reaches the standard of primary steel slag powder, greatly improving the resource utilization rate. At the same time, the fixed emission reduction of carbon dioxide is achieved, which helps with resource recycling and low-carbon development.

The present application belongs to the technical field of iron and steel metallurgy, and specifically relates to a solid-state steel slag recycling method based on a grading system. The parameters of the solid-state steel slag are detected to establish a solid-state steel slag quality dataset; a solid-state steel slag grading index is selected to formulate a solid-state steel slag grading system; different grades of solid-state steel slag are designed to match the processing mode; the parameters of the solid-state steel slag to be processed are obtained to select the corresponding processing mode for processing. The method is simple and reliable, and has high processing efficiency. The solid-state steel slag is graded before processing, and the same grade of steel slag is controlled by the same processing mode, so that stable operation of the solid-state steel slag processing process can be realized, resource waste caused by large fluctuations in the composition of the solid-state steel slag can be avoided, the consumption of slag processing raw materials can be reduced, the processing time can be shortened, industrial solid waste emissions and environmental pollution can be reduced, the economic benefits of steel enterprises can be increased, and the present application has important reference and guiding significance for efficient recycling of metallurgical industrial waste slag.

The disclosure relates to the purification and treatment of oil produced from the liquefaction of waste polymer like for instance the pyrolysis of waste plastics via the polymerization of dienes prior to further treatments.

The invention discloses an intelligent steel slag granulation production system and a production cooling method, and belongs to the technical field of steel slag treatment.The intelligent steel slag granulation production system and the production cooling method are characterized in that the intelligent steel slag granulation production system comprises a production module, a monitoring module, an intelligent analysis module and a dynamic control module; the production module comprises a closed cover, a tipping machine, a granulating bed, a granulating machine and a spraying structure; the production cooling method comprises the steps that a slag tank containing molten steel slag is placed on the tipping machine, the tipping device pours the steel slag on the moving bed, the moving bed conducts reciprocating rectilinear motion to lay the steel slag, the granulation roller conducts forward and reverse rotation motion to cool and crush the steel slag, the monitoring module collects data, and the intelligent analysis module analyzes the data to generate an adjusting instruction. And the dynamic control module executes an adjusting instruction, so that the effects of monitoring the steel slag production process in real time, accurately regulating and controlling spraying and equipment operation according to the steel slag temperature and position, efficiently cooling and guaranteeing production are achieved.

A method and system (300) for separating thorium from uranium and its decay products is provided. The method includes combining a nuclear fuel feedstock (102) containing thorium and uranium with a first acid (104, 204) to form a first solution. The first solution is contacted with an ion exchange resin (308) that is selective for thorium or uranium. The thorium or uranium is at least partially removed from the first solution by binding the thorium or uranium to the ion exchange resin (308), thereby forming a second solution (106, 206). The second solution (106, 206) is combined with oxalic acid to precipitate the uranium or thorium from the second solution, forming a precipitate (110, 210). The precipitate (110, 210) is separated from the second solution (106, 206).

This application relates to a replaceable filter media device for blast furnace slag treatment using a bottom filtration method, belonging to the field of blast furnace slag filtration treatment. It includes a filter tank, multiple independently configured filter modules, and a support frame. The filter tank has a return water main interface at its bottom. The filter modules are prefabricated structures, and after overall fabrication, each filter module is installed on the support frame. Each filter module can be individually disassembled and hoisted, forming a separable support connection with the support frame. Each filter module includes a steel frame structure and an internal filter layer structure disposed within the steel frame. The side walls of the steel frame structure are closed structures with perforated steel plates, and the top is open. A ceramic filter plate layer is provided at the bottom of the steel frame structure, and the bottom of the ceramic filter plate layer abuts against the support frame. This application has the effect of enabling rapid replacement of the plated filter layer at a fixed point, while reducing the construction, maintenance, and repair costs of the filter layer, thus improving economic efficiency.

Disclosed herein are embodiments of methods, devices, and assemblies for processing feedstock materials using microwave plasma processing. Specifically, the feedstock materials disclosed herein pertains to scrap materials, dehydrogenated or non-hydrogenated feed material, and recycled used powder. Microwave plasma processing can be used to spheroidize and remove contaminants. Advantageously, microwave plasma processed feedstock can be used in various applications such as additive manufacturing or powdered metallurgy (PM) applications that require high powder flowability.

A liquid container to be mounted on a liquid discharge apparatus includes a casing, a pouch, and a spout. The pouch is removable and contained in the casing. The spout is connected to the pouch. The casing has a rigidity that is higher than a rigidity of the pouch. The pouch and the spout each have a dimension in a direction of gravity in a posture of the liquid container that is taken when the liquid container is mounted on the liquid discharge apparatus, and the dimension of the spout is less than or equal to half the dimension of the pouch.

The invention provides a steel slag particle size thermal state reforming device. The steel slag particle size thermal state reforming device comprises a high-temperature crusher, a high-temperature screening machine, a high-temperature material returning machine and a water cooling system, a material crushing part is arranged in the high-temperature crusher, a steel slag feeding hole is formed in the upper part, and a steel slag discharging hole is formed in the lower part; a material screening part is arranged in the high-temperature screening machine, a steel slag feeding hole is formed in the upper part, and a small steel slag discharging hole and a large steel slag discharging hole are formed in the lower part; a material conveying part is arranged in the high-temperature material returning machine, and a steel slag feeding hole is formed in the lower part; the water inlet end of the water cooling system is connected with a cooling water source, and the water outlet end is connected with the material crushing component, the material screening component and the material conveying component through water conveying pipelines. The device is simple and reasonable in structural design, steel slag can be crushed, screened and re-crushed under the hot state condition, the purpose of reforming is achieved, the granularity of the steel slag is uniform, the subsequent process requirements are met, and meanwhile the problem of tolerance of mechanical equipment in the high-temperature environment is solved.

A blast furnace slag runner with a slag quenching and tempering treatment function comprises a slag runner body of a broken-line-shaped structure; the chemical feeding pipe is arranged at the inlet end of the deslagging trough body; the electric heating pipe is buried at the bottom of the slag discharge channel body; the mixer is arranged at the outlet end of the deslagging trough body; and the storage tank is arranged at the outlet end of the lower part of the mixer. According to the utility model, the slag in a molten state is directly mixed with the conditioning agent in the slag discharge channel, so that the slag is quenched and tempered in the slag discharge channel, the subsequent processing process can be reduced, and the energy consumption is saved.

The invention relates to the technical field of steel slag treatment, in particular to a casting residual steel slag pretreatment device which comprises a slag disintegrating tank and a drainage pipe arranged on the bottom side of the slag disintegrating tank. The device further comprises a protection cover and a smoke exhaust pipe arranged at the top of the protection cover, a water conveying pipe is further arranged in the protection cover, one end of the water conveying pipe extends to an inner cavity of the protection cover, a spraying auxiliary mechanism is further arranged in the protection cover, and the spraying auxiliary mechanism has a cleaning effect on the spraying head. Before water is injected into the slag disintegrating tank, the slag disintegrating tank needs to be covered with a protective cover, so that smoke generated during water injection work is prevented from being scattered all around; the lifting ring piece is arranged at the top of the protection cover, namely, the protection cover is controlled to move through the lifting equipment, the protection cover blocks the top pool opening of the slag disintegrating pool through the lifting equipment, then water is conveyed through the water conveying pipe, finally spraying is conducted through the spraying heads, and the spraying water injection range is widened through the multiple spraying heads arranged in an array mode; therefore, the contact uniformity of water and steel slag is improved.

This invention relates to the field of slag and iron powder screening technology, specifically to a mixing and screening device and method for slag and iron powder used in ironmaking sintering. The device includes: a main frame; a dual-drive motor fixedly mounted on the top of the main frame, with sliding frames connected to the front and rear ends of the motor; a screening frame slidably connected inside the main frame; a vibrating screen plate connected to the bottom of the screening frame within the main frame; an electromagnetic attracting plate slidably connected to the rear side wall of the main frame; and a magnetic separation conveyor belt connected to the left rear end of the main frame, with a secondary collection box placed at the bottom left end of the magnetic separation conveyor belt. The electromagnetic attracting plate adsorbs iron powder falling from the screen mesh during high-speed vibration of the screening frame into an inverted trapezoidal powder collection trough. The two-layer plate structure of the electromagnetic attracting plate increases the efficiency and recovery rate of iron powder screening, solving the problems of difficult separation of iron powder, useless residue, and gravel, low iron powder separation and recovery efficiency, and inconvenient iron powder collection.

The utility model discloses a tube bank type slag cooler which comprises a base, an outer cylinder is arranged at the top of the base, fixing rings are fixedly arranged on the outer side edge of the outer cylinder close to the left side and the right side in a sleeved mode, a circular ring is arranged on the left side of each fixing ring, and the circular ring is movably arranged on the outer side edge of the outer cylinder in a sleeved mode. According to the tube row type slag cooler, materials are fed into the inner cylinder through the feeding hopper, the inclined inner cylinder increases movement of ash in the inner cylinder, the ash moves towards the direction of the discharging port, cooling liquid in the outer cylinder cools the ash moving in the inner cylinder, the cooling liquid in the outer cylinder is cooled, the cooling effect is good, the cooling effect is good, and the service life of the cooling liquid is prolonged. The refrigerator cools cooling liquid in the outer cylinder, meanwhile, the rotating screw turns over ash and pushes the ash upwards ceaselessly, the ash is cooled more thoroughly, the screw can scrape off the ash attached to the inner wall of the inner cylinder, the rotating direction of the inner cylinder is opposite, and therefore the inner cylinder can drive the ash to flow out of the discharging port when rotating.

The utility model discloses a slag sluice wear-resistant material preheating and pouring integrated device, and relates to the technical field of wear-resistant material pouring devices. The device comprises a movable seat, a storage tank and a pouring pipe, the stirring device comprises a pouring pipe, a linkage mechanism, a stirring rod, stirring blades, a ball valve and a first rotating column, and the first rotating column is rotationally connected with the inner wall of the pouring pipe through a bearing. According to the utility model, the linkage mechanism is arranged; through the arrangement of a single power source, when the output end of the driving motor rotates clockwise, a plurality of stirring blades can be driven to rotate through mechanical transmission so as to uniformly stir materials in the storage tank, and when the output end of the driving motor rotates anticlockwise, a ball valve can be driven to rotate through mechanical transmission so as to uniformly stir the materials in the storage tank. Compared with the traditional mode that multiple sets of power sources are arranged to achieve the purposes of stirring and discharging, the device has the advantages that the use cost is reduced, and the workload during device overhauling is reduced.

The utility model relates to a slag bath liquid level measuring device which is characterized in that a suspension frame is fixedly arranged on the side wall of a slag bath, a liquid level cylinder is arranged on the suspension frame, a floating ball is arranged in the liquid level cylinder, N trigger switches are arranged on the liquid level cylinder close to the side of the suspension frame in the height direction, and N is a natural number larger than or equal to 2; each trigger switch reflects a liquid level height, a trigger rod is arranged corresponding to each trigger switch, a reset spring is sleeved on each trigger rod, and the trigger switches are electrically connected with a main controller.

The utility model discloses steel slag and mineral powder processing equipment with a good dust collection effect, which comprises a box body, the outer wall of the box body is fixedly connected with a support plate, the bottom of the support plate is fixedly connected with a vibration mechanism, two sides of the box body are provided with grading mechanisms, the bottom of the vibration mechanism is fixedly connected with a bottom plate, and the top of the bottom plate is fixedly connected with a bottom plate. Notches are formed in the two sides of the box body, the fixing blocks are fixedly connected to the bottom of the supporting plate, the springs sleeve the outer walls of the fixing blocks, the springs sleeve the supporting legs, the rubber pads are fixedly connected to the bottoms of the supporting legs, the vibration motor is fixedly connected to the bottom of the supporting plate through threads, the clamping groove is fixedly connected to one side of the box body, and the collecting plate is slidably connected to the inner wall of the clamping groove. The screen is fixedly connected to the inner wall of the box body. The problem that a large amount of dust is generated in the material conveying and collecting steps of traditional steel slag powder processing equipment is solved, and the problem that the grading effect is affected due to the fact that vibration of the screen is insufficient is solved to a great extent.