312 results about "Vibration treatment" patented technology

The invention provides an expectoration auxiliary control method and device. The method comprises the steps that audio signals of breathing sounds and cough sounds at multiple positions of the chest of a patient are collected through an audio sensor array, and a standardized audio feature data set is obtained through noise reduction, segmentation and feature extraction; a dynamic weighted graph model is constructed, and a random edge sampling algorithm and a parallel batch processing dynamic algorithm are combined to analyze and obtain a sputum viscosity index and a sputum distribution position map; based on the result, mapping the vibration parameter space into an unweighted disk diagram, and obtaining a personalized vibration treatment scheme by using a shortest path algorithm; in combination with the real-time breathing cycle of the patient, working parameters of the sound wave vibrator and the negative pressure suction device are synchronously controlled, and a coordinated and consistent multi-mode treatment execution instruction is obtained; and collecting real-time feedback data in treatment, and dynamically adjusting working parameters through reinforcement learning to obtain an optimized expectoration adjuvant therapy scheme. Intelligent adjustment can be achieved based on the real-time breathing state and sputum characteristics of the patient, the expectoration efficiency is improved, and discomfort of the patient is reduced.

The invention discloses a concrete pouring device for constructional engineering construction, which is mainly used for producing and pouring concrete prefabricated structural members and comprises a pouring hopper and a mold conveyor, and the pouring hopper is erected and mounted at the outlet end of the mold conveyor through a support. A pouring mold is conveyed to the position below a discharging opening of a pouring hopper through a mold conveyor, a before-pouring vibrating mechanism is installed at the discharging opening in the lower end of the pouring hopper, and concrete is pre-vibrated through the before-pouring vibrating mechanism before discharging. Traditional vibration treatment is conducted through vibration of the vibration mechanism after pouring, then the vibration mechanism after pouring is driven by the floating mechanism to float up and down, so that concrete is evenly vibrated up and down, comprehensive and even vibration of the concrete in a pouring mold is achieved in cooperation with conveying of the mold conveyor to the pouring mold, bubbles in the concrete can be reduced, and the concrete quality is improved. Therefore, the pouring quality of the concrete prefabricated structural member is improved.

The invention discloses an activated carbon regeneration method based on ultrasonic coupling, and relates to the field of activation and regeneration. The method comprises the following steps: filling activated carbon to be regenerated into a reaction container, adding a target alkaline solution, and placing the reaction container in temperature-controlled ultrasonic equipment for oscillation treatment; adjusting the pH value of the solution in the reaction container, controlling ultrasonic waves to be uniformly distributed, discharging the solution after treatment, and flushing reactants to be neutral; transferring the reactants into an acid corrosion-resistant reactor, adding a preheated acid solution, and placing in double-frequency ultrasonic equipment for oscillation treatment; and cooling the reactor, adjusting the stirring speed, transferring the reactant after monitoring the conductivity to a set value, and carrying out flushing and vacuum drying to obtain regenerated activated carbon. According to the scheme, various pollutants on the activated carbon can be effectively removed, and the adsorption capacity and the specific surface area of the activated carbon are improved.

The invention relates to the technical field of engineering construction, in particular to concrete vibrating equipment for engineering construction, which comprises a rack, a vibrating rod assembly and a flat plate vibrator assembly, the vibrating rod assembly is fixedly connected with the upper surface of the rack, rotating plates are rotatably connected to two sides of one end of the rack, and the other ends of the two rotating plates are jointly connected with the flat plate vibrator assembly. The vibrating rod assembly can be supported through the rack, the vibrating rod assembly can be used for vibrating the deep position of concrete, air and moisture in the deep position of the concrete can be discharged easily, meanwhile, the flat plate vibrator assembly and the rack are connected together through the rotating plate, and the vibrating rod assembly and the vibrating rod assembly are fixedly connected through the rotating plate. The flat plate vibrator assembly and the vibrating rod assembly are kept to move synchronously, the flat plate vibrator assembly is used for conducting vibration treatment on the concrete surface, so that the purpose of compacting the concrete surface is achieved, the driver is used for driving the driving shaft and driving the rotating wheel to enable the crawler belt to rotate, the effect that the whole device moves is achieved, and operation of workers is facilitated.

The invention provides atomic cluster powder, a manufacturing method thereof and a high-temperature alloy crack defect repairing method, high-frequency pulse discharge impact is continuously performed on a target material through a high-frequency pulse power supply, atomic-scale cluster powder is generated, and the atomic cluster powder is obtained. The repairing method comprises the following steps: cleaning and drying a high-temperature alloy material component with a crack defect, and putting the high-temperature alloy material component in a glove box; the atomic cluster powder is piled above the crack defects of the high-temperature alloy material component, and vibration treatment is carried out, so that the atomic cluster powder fully permeates into the crack defects of the high-temperature alloy material component; and the high-temperature alloy material component is put into a heat treatment furnace, the atomic cluster powder is melted, and metallurgical repair of the crack defect is achieved. According to the method, high-temperature alloy crack defect repair and the size of a connecting material are reduced to the atomic scale, same-material repair of crack defects of a high-temperature alloy material component can be achieved at the low temperature, and the method has the advantages that the process is simple, energy consumption is low, and the high-performance high-temperature alloy material is high in applicability.

The invention relates to the technical field of continuous casting tundish metallurgy, in particular to a high-performance continuous casting tundish dry material forming method which comprises the following steps: crushing and grinding raw materials, and stirring and mixing according to a formula proportion to obtain candidate raw materials; the candidate raw materials are dried, and particle size distribution of the dried candidate raw materials is obtained; determining vibration parameters in the vibration process according to the particle size distribution, and performing vibration treatment; obtaining the volume density and apparent porosity of the vibrated candidate raw materials, and determining whether the compactness degree of the vibrated candidate raw materials meets a preset standard or not; if the compactness of the vibrated candidate raw materials meets the preset standard, baking control parameters in the baking process are determined based on the volume density and the apparent porosity; and baking treatment is carried out based on the determined baking control parameters, and cooling treatment is carried out after baking is completed, so that the formed tundish dry material is obtained. The strength of the tundish dry material can be guaranteed, and the forming efficiency is improved.

The invention discloses a building cement floor construction leveling device, and relates to the technical field of cement floor construction, the building cement floor construction leveling device comprises a scraping plate, a vibration support is installed in the middle of the scraping plate, a vibration motor is installed on the vibration support, and an operation frame used for moving the leveling device is further installed on the vibration support; the lifting mechanism is installed on the rear side of the scraping plate, the lifting mechanism comprises a fixed plate and a lifting plate, and the lifting plate can do lifting motion relative to the fixed plate; the plurality of movable mounting mechanisms are mounted on the lifting plate and are used for movably mounting the vertical vibration mechanism; through cooperative arrangement of the lifting mechanism, the movable mounting mechanism and the vertical vibration mechanism, internal vibration treatment of thick cement pavement slurry can be achieved, exhaust of gas in the cement slurry is promoted, and the construction quality of leveling of the thick cement pavement can be improved in combination with scraper vibration leveling.

The invention belongs to the technical field of rolling bearing manufacturing, and discloses a preparation method of a high-precision robot turntable bearing, which comprises the following steps: applying a static load simulating a preset working load to a bearing ring workpiece subjected to heat treatment, and executing a set of closed-loop acoustic vibration treatment on the workpiece in a state of keeping the static load, the processing can dynamically track the resonant frequency of the workpiece to update excitation, can monitor acoustic response characteristic parameters of the workpiece in real time, and automatically terminates when the time change rate of the parameters meets a stable condition. According to the method, the specific directivity is provided for the stress release process driven by acoustic vibration energy, so that an original disordered residual stress field in a workpiece forms an optimized form capable of actively adapting to future working loads, and the problem that the static geometric precision and the dynamic service precision of a bearing are inconsistent in a traditional process is solved.

The invention discloses a concrete vibration process inspection system, relates to the technical field of concrete vibration, and solves the problem that vibration frequencies of vibrators in different areas are limited and adjusted without adopting a specific analysis processing mode. The method comprises the following steps: monitoring sound wave data of concrete, generating a surface model corresponding to the concrete based on the monitored sound wave data, performing depression analysis on the surface model, identifying and confirming the solidification states of different areas of the corresponding concrete, and comprehensively evaluating the association states of the different areas in the concrete based on the specific depth and specific diffusion condition of the corresponding depression area. According to the method, the evaluation mode is more accurate, the generated evaluation effect is better, a more accurate evaluation and identification effect can be achieved, and the vibration speed of different areas is changed, so that when the whole concrete is vibrated, a better vibration treatment effect can be achieved, and the overall average effect of the concrete in the vibration process is guaranteed.

The invention discloses a quality detection device for concrete construction and a detection method thereof, and relates to the technical field of detection devices.The quality detection device comprises a bottom plate and a barrel, a fixing disc is fixedly installed at the top of the bottom plate, the barrel is located on the fixing disc, and a supporting frame is arranged on one side of the barrel; the supporting frame is provided with a control assembly for knocking and vibrating the upper position, the middle position and the lower position of the barrel. According to the quality detection device for concrete construction and the detection method thereof, a supporting frame is driven by a driving assembly to rotate circumferentially, and in cooperation with accurate movement of a movable rod, a connecting plate and a knocking rod and the buffering and rebounding effects of a second damping spring, knocking vibration treatment on the outer wall of a cylinder is achieved; the vibration effectively promotes rising and elimination of bubbles in the concrete, so that the compactness and the overall quality of the concrete are remarkably improved.

The invention discloses a rapid forming method for a motorcycle exhaust tail section bent pipe. According to the method, the physical constraint of a traditional mechanical mold is broken through through the electromagnetic field auxiliary bending technology, the metal pipe fitting is guided to be automatically formed through the dynamic regulation and control magnetic field, the mold development period and cost consumption are avoided, and the continuous curvature transition effect which is difficult to achieve through a traditional technology is achieved. A closed-loop feedback system corrects a forming track in real time and is matched with an intelligent temperature control and stress relief mechanism to ensure that the stable extension characteristic of the material is maintained in the high-speed deformation process; the surface quality of the airflow channel is optimized while residual stress is eliminated through high-frequency vibration treatment, and the airtightness and the noise reduction effect of the exhaust system are remarkably improved in cooperation with precise matching of the sealing face in the finish machining stage. According to the method, through deep fusion of accurate regulation and control of a physical field and digital manufacturing, a novel manufacturing normal form with quick response and controllable quality is provided for a customized motorcycle exhaust system.

The invention belongs to the technical field of medical treatment, and discloses an osteoarthritis rehabilitation auxiliary device and system, and the device comprises an intelligent vibration treatment module, a pressure sensor and biological feedback module, an intelligent control and APP remote management module, a pressure sensor, an accelerometer, and a myoelectricity sensor. The joint pain is relieved, vibration can stimulate sensory nerves, pain signal transmission is reduced, and the pain degree is reduced. Vibration promotes secretion of joint fluid, friction is reduced, and the range of motion is improved. Low-frequency vibration stimulates the activity of cartilage cells, and cartilage degeneration is slowed down. And a biological feedback system is intelligently regulated and controlled, so that the treatment accuracy is improved. Non-invasive treatment is achieved, and no side effect exists; gastrointestinal discomfort caused by drug treatment or high cost of long-term physical treatment is avoided. Remote monitoring is achieved, compliance is improved, a patient can be treated at home and does not need to see a doctor frequently, and medical cost is reduced.

The invention relates to the technical field of kitchen waste liquid treatment, in particular to a kitchen waste liquid treatment device and method.The kitchen waste liquid treatment device comprises a treatment box, supporting legs are fixed to the outer side of the treatment box, the kitchen waste liquid treatment device further comprises two filtering frames, two pouring openings are formed in the treatment box, and an inner ring frame plate is fixed in one pouring opening; one of the filter frames is placed in the pouring opening and is attached to the inner ring frame plate, a supporting frame is fixed in the other pouring opening, and due to the design of the two filter frames, when one of the filter frames is cleaned after being blocked by residues, the filter frame on the supporting frame can be directly replaced; meanwhile, when the inclined plate is cleaned by utilizing the scraper, the linkage unit can be matched with the vibration unit to perform vibration treatment on the filter frame on the support frame, so that residual impurities are vibrated off, the subsequent replacement of the filter frame is facilitated, the cleaning time of the filter frame by personnel is shortened, and the working efficiency is improved. The treatment efficiency of the kitchen waste liquid is higher.

The invention relates to an optical fiber vibration processing method and system, computer equipment and a medium, and the method comprises the steps: obtaining the historical vibration times of each vibration sensing unit of an optical fiber in a sliding time window when the optical fiber vibrates; determining a first target unit of which the historical vibration frequency is greater than a first preset frequency from each vibration sensing unit; determining a first historical vibration frequency of a plurality of adjacent vibration sensing units of the first target unit in the sliding time window; accumulating each first historical vibration frequency and a second historical vibration frequency of the first target unit to obtain an actual vibration frequency, and determining the vibration sensing unit corresponding to the maximum value in the first historical vibration frequency and the second historical vibration frequency as a second target unit; the second historical vibration frequency is the historical vibration frequency of the first target unit in the sliding time window; and when the actual vibration frequency is greater than a second preset frequency, determining that the second target unit vibrates. By adopting the method, the vibration sensing unit can be accurately positioned, and false alarm can be prevented.

The invention relates to the technical field of conductive adhesives, in particular to a graphene doping-based flexible conductive adhesive and a preparation method thereof. The invention overcomes the defects of poor electrical conductivity and poor thermal conductivity of the existing adhesive. The preparation method comprises the following steps: mixing epoxy resin, carboxyl-terminated liquid nitrile rubber and 1, 4-butanediol diglycidyl ether, adding modified epoxy resin, and continuously mixing to obtain a mixed system; adding a nano-alloy into the mixed system, mixing, and carrying out first-stage high-shear dispersion to obtain a primary mixed material; adding a few-layer graphene and silver powder mixture into the primary mixture, stirring, and performing two-stage high-shear dispersion, low-frequency vibration treatment and vacuum defoaming treatment to obtain the flexible conductive adhesive. Wherein the modified epoxy resin is prepared from modified graphene oxide and epoxy resin; the modified graphene oxide is prepared from graphene oxide and a silane coupling agent. The adhesive prepared in the invention has strong electrical conductivity and strong thermal conductivity, and is suitable for bonding optical communication equipment components.

The invention relates to the field of shock absorber dismounting and mounting equipment, in particular to a motorcycle shock absorber dismounting and mounting tool table which comprises a mounting frame, clamping blocks and the like. According to the disassembly and assembly tool table for the motorcycle shock absorber, the parts of the shock absorber are stably clamped on the storage barrel in a vertical upside-down state through the first elastic pieces and the second elastic pieces together, so that all the parts of the shock absorber are rapidly drained; a vibration motor is further arranged in the sliding box and used for conducting vibration treatment on the shock absorber parts clamped between the first elastic piece and the second elastic piece, the draining treatment speed of the shock absorber parts is increased, different drained liquid is collected into a liquid collecting hopper and a flow guide plate through a liquid discharging pipe, airflow is conveyed to the shock absorber parts through an air conveying pipe, and then the shock absorber parts are drained. And the air drying speed of the damper component is accelerated. The technical defects that the disassembly, assembly and maintenance work of the shock absorber needs to spend a large amount of time to complete the draining treatment work of all parts, flowing-out shock absorption oil is recycled in time, and the overall operation steps are tedious are overcome.

The invention discloses a raw material screening device for spicy seasoning processing, and relates to the technical field of raw material screening, the raw material screening device comprises a shell, a screening assembly, a material receiving assembly, a material blocking assembly and a discharging assembly, the top of the shell is provided with a top cover, the top of the top cover is fixedly connected with a first motor, and the output end of the first motor penetrates through the top cover and extends to the lower side. Raw materials are rotated at the plane position of the rotating disc to achieve multi-stage screening, the whole structure of the device is compact, the occupied space is small, the vibration mechanism composed of the second motor, the second rotating shaft and the eccentric wheel is installed at the position of the blocking cover, the vibration mechanism can conduct vibration treatment on an outer frame at the current screening position, and the screening efficiency is improved. The vibrating force can accurately act on the screening position of raw materials, the screening efficiency is improved, the acting range of the vibrating force is small, a motor with small power can be used, and the machining cost is saved.

The utility model provides air brick compression molding equipment, which relates to the technical field of air bricks and comprises a base, a positioning hole is arranged on the base, a positioning block is inserted into the positioning hole, a bottom plate is fixedly connected to the top of the positioning block, a plurality of first mounting holes are arranged on the bottom plate, a top plate is fixedly connected to the base, and a plurality of second mounting holes are arranged on the top plate. A plurality of second mounting holes are formed in the top plate, a pair of forming cylinders are connected to the bottom plate in a clamped mode, the pair of forming cylinders are fixedly connected through bolts, and a film penetrates through the first mounting holes. According to the air brick vibration treatment device, a straightened film can be fixed through the arranged fixing clamp, and the fixing clamp is clamped and mounted on the limiting hole through the limiting clamp, so that in the vibration treatment process, the fixing clamp does not shake to cause displacement of the film, and a slit formed after the air brick is formed does not deform; the passing effect of inert gas of the air brick and the yield of the air brick are improved.

The invention discloses a vibration processing method and device, electronic equipment and a storage medium, and relates to the technical field of structure optimization and data analysis processing, and the method comprises the steps: carrying out the modal analysis of a three-dimensional model of a product structure containing a piezoelectric assembly, and obtaining a target modal shape diagram; performing harmonic response frequency sweeping analysis on the inherent frequency range locked according to the target modal shape diagram to obtain a resonance band frequency range; and if the preset electrical parameter excitation frequency is in the resonant frequency band range, performing transient dynamic analysis according to the excitation frequency to determine whether the surface amplitude and acceleration of the product meet expected requirements, and if yes, performing vibration processing according to a target electrical parameter determined according to the excitation frequency and a target product structure determined according to the product structure. According to the invention, the structure product and the electrical input parameters which accord with the touch effect can be quickly obtained, the research and development design period and the test cost of the coupling touch product are effectively reduced, and a user has a better product touch feeling.

The invention relates to a method for preparing pressureless sintered silicon carbide ceramics through gel injection molding, and relates to the technical field of ceramics, the method comprises the following steps: adding an organic phase into water, stirring and dissolving to obtain an organic phase solution, adding a cross-linking agent, a dispersing agent, a defoaming agent and a suspending agent into the organic phase solution, and stirring to obtain a premixed solution; adding the powder into the premixed liquid, and stirring to obtain slurry; carrying out ball milling treatment on the slurry, carrying out defoaming treatment after ball milling, and carrying out vibration treatment during defoaming, so as to obtain defoamed slurry; adding a catalyst and an initiator into the defoamed slurry, stirring, pouring into a mold, forming to obtain a green body, drying the green body according to a drying system to obtain a dried green body, and performing pressureless sintering on the dried green body to obtain a silicon carbide ceramic product. The silicon carbide ceramic has the effects of improving the density, hardness and drying performance of the silicon carbide ceramic, the strength of a green body can be effectively improved, and the phenomena of cracking and deformation are reduced.

The invention discloses a reinforced concrete separation and recovery device which comprises a device body and a controller, a first cavity and a second cavity which are independent of each other are arranged in the device body, a separation device is arranged in the first cavity, a crushing device is arranged in the second cavity, and partition plate devices which are communicated with each other are arranged between the first cavity and the second cavity. The controller is in signal connection with the separating device, the crushing device and the partition plate device, the first cavity is provided with a feeding port, and the second cavity is provided with a discharging port. Reinforced concrete is preliminarily separated through the first cavity and the separating device, then the concrete is fed into the second cavity to be crushed, reinforcing steel bars are fed into the third cavity to be vibrated, the adhered concrete is separated, the reinforcing steel bars are fed into the third cavity through the sieve holes, and then the processed reinforcing steel bars are sent out through the push plate. And the recycling of the reinforced concrete is realized.

The invention relates to the technical field of bauxite flotation, and discloses a bauxite flotation device which comprises a base, a telescopic rod is installed at the top of the base, a spring is installed on the outer ring of the telescopic rod, and a workbench is fixedly connected to the top of the spring; the vibration mechanism is mounted at the top of the base and used for vibration treatment of the workbench; and the working mechanism is installed on the top of the workbench and used for the normal flotation process. Through cooperation of the telescopic rod arranged at the bottom of the workbench and the spring and cooperation of the vibration mechanism composed of the driving motor, the cam and the cam base, high-frequency micro-amplitude vibration can be actively generated in the flotation process and after operation is finished, mineralized foam or residual chemicals attached to the inner wall of the workbench are effectively stripped through inertia force, and the flotation efficiency is improved. The wall sticking phenomenon is obviously reduced.

This utility model relates to the field of vibrator technology, and more particularly to an anti-deviation electric vibrator. The technical solution includes a vibrator body, a handle on the outer wall of the vibrator body, and a vibrating head at the output end of the vibrator body; a mounting ring fixedly attached to one end of the vibrator body, the mounting ring being sleeved with the vibrating head, and an anti-deviation component for positioning the vibrator on the mounting ring. This utility model ensures that the vibrating head remains on a preset working path during operation, preventing easy lateral slippage or angular deviation, allowing the vibrating head to accurately act on the target area, ensuring that every area requiring treatment receives sufficient and uniform vibration treatment.

The present invention relates to the technical field of conductive adhesives, and in particular to a flexible conductive adhesive based on graphene doping and a preparation method thereof. The present invention overcomes the shortcomings of poor electrical conductivity and poor thermal conductivity of existing adhesives. The present invention is prepared by mixing epoxy resin, carboxyl-terminated liquid nitrile rubber, and 1,4-butanediol diglycidyl ether, and then adding a modified epoxy resin and continuing to mix to obtain a mixed system; adding nano-alloy to the mixed system and mixing it, and then performing a first-stage high-shear dispersion to obtain a primary mixture; adding a few-layer graphene and a silver powder mixture to the primary mixture and stirring, and then performing a second-stage high-shear dispersion, low-frequency vibration treatment, and vacuum degassing treatment to obtain a flexible conductive adhesive; wherein, the modified epoxy resin is prepared from modified graphene oxide and epoxy resin; and the modified graphene oxide is prepared from graphene oxide and a silane coupling agent. The adhesive prepared by the present invention has strong electrical conductivity and thermal conductivity and is suitable for bonding components of optical communication equipment.

The utility model discloses a molding press for laser plate production, which relates to the technical field of molding presses and comprises a base, a lower die holder is arranged at the top of the base, an upper die holder is arranged above the lower die holder, and a vibration component for uniformly compacting raw materials of the lower die holder is arranged on one side of the base. According to the molding press for laser plate production, through the arranged vibration assembly, all-directional knocking vibration treatment on the periphery of the lower mold base can be achieved, knocking vibration evenly acts on raw materials in the lower mold base so that the raw materials can be fully compacted, the density and uniformity of the raw materials can be improved, and therefore the quality of products obtained after compression molding is guaranteed; in addition, due to the fact that the vibration assembly works automatically and can continuously and stably conduct knocking vibration treatment, the production efficiency is greatly improved, complexity and uncertainty of manual operation are reduced, meanwhile, production waste products caused by uneven raw materials or insufficient compaction are reduced, and the production yield is further improved.

This invention discloses a vibration control method for an adjustable-blade axial-flow induced draft fan, comprising a center alignment component and an opening measurement component. The beneficial effects of this invention are: by using the center alignment component and the opening measurement component, the center alignment value of the coupling and the opening size of the coupling wheel can be accurately measured, thereby allowing adjustment of the center alignment allowance expansion value and optimization of the coupling wheel opening size based on the values ​​given in the manufacturer's instructions. Furthermore, by conducting a dynamic balancing test on the intermediate shaft and using counterweights to minimize the disturbance effect of the long shaft, the influence of the long intermediate shaft connecting the fan impeller and the motor is eliminated, simultaneously reducing the vibration of the induced draft fan and its motor. This ensures that the vibration of the induced draft fan reaches a qualified level under high-load conditions above 47Hz, improving the safety, reliability, and economic performance of the equipment.

The utility model discloses an anti-caking empty drum glue storing and stirring device, which relates to the technical field of empty drum glue storage, and comprises a storage tank, a stirring mechanism, a vibration mechanism, a ventilation mechanism and a controller. Stirring and vibration treatment can be conducted on the interior of the storage tank regularly, through the combined action of stirring and vibration, particles are effectively prevented from being coagulated into blocks, the material fluidity is improved, meanwhile, it is ensured that colloid components are kept uniform, the quality and consistency of construction materials are improved, the number of times and strength of manual treatment can be reduced through automatic stirring and vibration, and the construction efficiency is improved. And through cooperative use of the ventilation mechanism and the controller, ventilation treatment can be conducted on the interior of the storage tank at regular time, the humidity in the storage tank is reduced through air flow, colloid is prevented from caking due to moisture absorption, and therefore the colloid anti-caking effect is further improved.

The utility model belongs to the technical field of sand-water separation devices, and particularly relates to a sand-water separation device for recycling mineral resources, which comprises a separation tank, the lower side of the separation tank is fixedly connected with four support legs which are arranged in an annular array, the inner wall of the separation tank is connected with a screen in a sliding manner, and the screen is connected with the separation tank. A supporting plate is fixedly connected to the left side of the separation tank, an input pipe is fixedly connected to the inner side wall of the supporting plate, a connecting pipe is fixedly connected to the upper side of the input pipe, a pressure relief mechanism is arranged on the connecting pipe, and a vibration mechanism is arranged on the separation tank and the screen jointly. Through the arrangement of the screen, solid-liquid separation treatment can be conducted on a sand water solution, pulse current can be connected to the electromagnet, the magnetic attraction direction of the electromagnet is discontinuously changed, vibration treatment can be conducted on the screen through the cooperation of the second rust-proof spring, the contact plate and other structures, and the blocking problem of the screen is avoided.

The utility model discloses large-flow concrete segregation rate test equipment, which comprises a rack, a sieve shaker and a jumping table, the rack comprises a base, a sliding trolley and a lead screw lifting mechanism, the sieve shaker and the jumping table are respectively arranged on the base, the sliding trolley is arranged in a track of the base, the lead screw lifting mechanism is arranged on the sliding trolley, a clamping mechanism is arranged on the lead screw lifting mechanism, and the jumping table is arranged on the clamping mechanism. The jumping table is provided with a detection cylinder, the detection cylinder comprises a plurality of stacked cylinder bodies, the clamping mechanism is used for clamping the cylinder bodies, the cylinder bodies are provided with driving devices and turning plate assemblies, the turning plate assemblies are located in the cylinder bodies, the driving devices are located outside the cylinder bodies, and the driving devices are connected with the turning plate assemblies. When a concrete sample is screened, each section of the cylinder body of the detection cylinder can be automatically closed by virtue of the turning plate assembly, so that the screw rod lifting mechanism can conveniently move the cylinder body to the vibration screening machine through the clamping mechanism, and in the process, the turning plate assembly can prevent the concrete sample from leaking from the cylinder body.