5617 results about "High pressure water" patented technology

The present invention belongs to the field of water-jet guided laser micro-hole machining. Specifically, provided is a machining apparatus for a water-jet guided laser micro-hole with a high surface quality, the apparatus comprising: a nanosecond laser device, which is turned on on the basis of a control instruction of a machining control system and refracts an incident laser into a laser water-jet coupling head by means of an optical path transmission unit; a CCD camera, which is arranged above the optical path transmission unit, wherein the laser enters a detection optical path by means of the optical path transmission unit and images on the CCD camera, so as to detect the position of a laser spot diameter at a nozzle of the laser water-jet coupling head in real time, and to complete the coupling of the laser and a water jet; and the laser water-jet coupling head, which is used for coupling the laser, which is focused in the coupling head, and a high-pressure water flow, which enters a coupling cavity through a pipe of a water cavity sidewall, at small holes of the nozzle, so as to perform micro-hole machining on a workpiece. By means of the present invention, interference with a stable jet is reduced, and a micro-hole with a high roundness, a low taper and a good outlet / inlet morphology can be machined, thereby improving the machining efficiency, while also ensuring the precision and quality of micro-hole machining.

The invention discloses an induced water-guided laser generating device. A high-pressure water cavity is formed in a shell of a water-optical coupler of the induced water-guided laser generating device; a light-transmitting window is formed in the middle of a top plate of the shell and used for laser incidence. A water inlet is formed in the side wall of the shell and used for injecting water into the high-pressure water cavity. An induction channel coaxial with the light-transmitting window is formed in a bottom plate of the shell; the induction channel is in a frustum shape which is gradually reduced from top to bottom; the inner wall of the induction channel is plated with a mirror reflection film; high-pressure water in the high-pressure water cavity is jetted out from the lower end of the induction channel to form micro-jet, and the periphery of the micro-jet is surrounded by gas to form a water-gas interface. According to the induction type water-guided laser generating device, water-guided laser microjet with the outer diameter smaller than the diameter of a laser spot can be manufactured, the alignment requirement of the laser spot and an induction channel can be greatly lowered, and the water-guided laser coupling efficiency can be improved.

The invention belongs to the technical field of underground engineering, and provides a slurry shield tunneling machine carrying a high-pressure jet system and a working method thereof.The slurry shield tunneling machine comprises a cutterhead mechanism, a slurry supply mechanism and a high-pressure jet mechanism, and the slurry supply mechanism and the high-pressure jet mechanism are arranged on the cutterhead mechanism through a rotation center; the high-pressure water supply assembly comprises a first water supply pipe and a second water supply pipe which are connected through a pipeline dynamic and static conversion end. The grinding material supply assembly comprises a first supply pipe connected with the fixed end and a second supply pipe connected with the rotating end; the second water supply pipe and the second material supply pipe are jointly connected with a spray head, the spray head is arranged on the cutter head mechanism, in the soft soil layer construction process, when the cutter head mechanism suddenly encounters hard substances such as stones, high-pressure water and abrasive materials are provided for the spray head through the second water supply pipe and the second material supply pipe, and the hard substances such as the stones are cut in a water jet mode; abrasion and damage to the hob are reduced, and construction efficiency and safety are guaranteed.

The invention relates to a horizontal well jet flow axial slotting pressure relief coal and coal bed gas co-mining method. The method comprises the steps of horizontal well building, axial continuous hydraulic slotting, coal bed drainage pressure relief and coal and coal bed gas co-mining. The axial continuous hydraulic slotting comprises the steps that a casing pipe is put into a horizontal well; a plurality of slots are formed in the sleeve, and a directional structure is arranged in the sleeve; the water jet tool pipe column is tripped into the casing pipe, and the lateral nozzle is kept to move directionally along the directional structure; when the lateral nozzle is aligned with the foremost slot, high-pressure water sprayed by the lateral nozzle penetrates through the foremost slot to impact the coal seam, and high-pressure water sprayed by the axial nozzle pushes the oil pipe to retreat; when coal seam slotting at each slot is completed, water injection is stopped, and the oil pipe is pulled backwards; when the lateral nozzle is aligned with the next slot, the high-pressure water sprayed out of the lateral nozzle penetrates through the next slot to impact the coal seam, and the high-pressure water sprayed out of the axial nozzle still pushes the oil pipe to retreat; and the steps are repeated till coal seam slotting at the last seam groove is completed.

The invention provides a production method of an invar alloy 4J36 hot-rolled coil, belongs to the technical field of invar alloy 4J36 hot rolling, and solves the problem that the invar alloy 4J36 hot-rolled coil needs to be efficiently produced. The plate blank is preheated and then heated after being ground, and the heated plate blank is subjected to high-pressure water descaling; and the descaled plate blank is rolled into an intermediate blank through seven-pass rough rolling, the intermediate blank is rolled into a black coil through five-pass steckel mill finish rolling, and the black coil is rolled into an invar alloy 4J36 hot-rolled black coil finished product. The method comprises the steps of slab component control, slab preheating and heating, rough rolling to obtain an intermediate slab, steekle mill rolling, coiling and the like, and surface oxidation generated in the heating process is reduced by adjusting the heating process; and through rolling of the steekle mill, dynamic recrystallization is fully carried out, the surface quality of the produced invar alloy 4J36 hot-rolled coil meets the product requirement, and the yield and the production efficiency are both remarkably improved.

The invention discloses rock crushing and coring equipment for geotechnical engineering investigation, and belongs to the technical field of drilling equipment. The rock crushing and coring equipment for geotechnical engineering investigation comprises a drilling tool, a sampling barrel and a high-pressure water supply device, and further comprises a triggering part, a coring part and a control part, and the triggering part is arranged at the end, away from a drill bit of the drilling tool, of the sampling barrel; a first sliding groove is formed in the water flow reversing part, the high-pressure water supply device communicates with a water outlet in the drill bit through the water flow reversing part, the water flow reversing part communicates with the first sliding groove, and the water flow reversing part is used for communicating the high-pressure water supply device with the first sliding groove when the triggering part is triggered; one end of the sliding sleeve is hermetically and slidably connected into the first sliding groove; the cut-off part is connected with the other end of the sliding sleeve, and when high-pressure water is introduced into the first sliding groove, the sliding sleeve drives the cut-off part to move into the sampling barrel. According to the rock crushing and coring equipment for geotechnical engineering investigation, the drill bit can be cooled by using high-pressure water, the abrasion of the drill bit is reduced, and a rock core is cut off by using the high-pressure water as power, so that the integrity of the obtained rock core can be ensured.

The invention relates to a ship repair platform and a using method thereof, and belongs to the technical field of ship repair platforms, the ship repair platform comprises a movable base, an operation mechanical arm, an image recognition system and an intelligent control system, the movable base is provided with a magnetic attraction crawler belt and a hydraulic cylinder, and a vacuum suction cup is installed at the driving end of the hydraulic cylinder; a safety rope ring and a bearing base are fixedly installed on the movable base, the bearing base is rotationally connected with a loading platform, the three operation mechanical arms are evenly installed on the top of the loading platform, the three operation mechanical arms are provided with a high-pressure water gun, a laser rust removal head and a paint spraying nozzle correspondingly, and a device support is fixedly installed on the movable base. The device support is provided with an electric holder. According to the method, the damaged area of the outer wall of the ship body can be automatically recognized, cleaning, dirt removal and paint make-up operation can be accurately executed, the manual intervention requirement is reduced, and the maintenance efficiency is improved.

The invention relates to the technical field of machine tool control, in particular to an electrolysis arc milling composite numerical control machine tool control method and system for case machining. The method comprises the steps that firstly, an electrolyte supply system, an electric arc generation system, a high-pressure water jet system and an ultrasonic vibration system are started in sequence, operation data are obtained, and rough machining parameters are calculated; in the rough machining process, the machining gap, the discharging state and the temperature are monitored in real time and compared with standard parameters, and correction values are calculated; after rough machining is completed and the electrolytic arc milling device is detached, the feeding speed and the spindle rotating speed are adjusted according to the correction value, and finish machining parameters are obtained; by electrolyzing electric arc corrosion materials and combining the synergistic effect of high-pressure water jet and ultrasonic vibration, efficient removal and accurate control of super-difficult-to-machine materials such as titanium alloy and high-temperature-resistant alloy in the machining process are achieved, and the machining efficiency and quality are improved.

The invention belongs to the field of desilting robots, and particularly discloses a suction type underground drainage pipeline intelligent desilting robot and a desilting method.The desilting robot is composed of an in-pipe integrated robot and an inspection well box; the in-pipe integrated robot comprises a hardware structure and a software module, the hardware structure comprises a mechanical assembly, a circuit assembly, a sediment breaking assembly, a sediment conveying assembly and a machine body, and the software module comprises a pipeline sediment intelligent diagnosis module. A drainage pipeline siltation diagnosis module based on a deep learning network is arranged in a deep learning development board to achieve siltation diagnosis, and a central instruction receiving and sending module is used for sending desilting operation instructions to a nail surface type electric hammer, a high-pressure water spray head, a siltation crushing cutter, a silt pumping pipe, a silt discharging pipe and a vacuum sewage suction pump. According to the invention, automatic and intelligent operation of siltation diagnosis and desilting of the underground drainage pipe network in a certain maintenance area can be realized, the efficiency is greatly improved, personnel do not need to enter the pipeline, and the danger is greatly reduced.

The invention belongs to the technical field of laser processing, and particularly relates to a matrix type ultrasonic-assisted liquid guide laser processing system and method.The matrix type ultrasonic-assisted liquid guide laser processing method comprises the steps that a laser module receives a control instruction of an upper computer, outputs a laser beam and focuses the laser beam into a coupling water cavity module; the coupling water cavity module couples an incident laser beam with a water jet in the cavity, and forms a high-pressure water jet to guide the laser to act on the surface of a workpiece; the ultrasonic vibration module is used for forming ultrasonic vibration on the workpiece; the pressure-stabilizing high-pressure water module supplies water to the coupling water cavity module; the CCD machine vision monitoring module collects the position of a light spot focus of the laser beam and sends the position to the upper computer, and the upper computer adjusts the laser module in real time according to the real-time position of the light spot focus and the position of a nozzle of the coupling water cavity module. The influence of high-power ultrasonic vibration on the workpiece clamping stability can be reduced, and therefore high-quality and high-efficiency machining of large-depth-diameter-ratio micropores and surface fine structures of large thin-wall workpieces is achieved.

The mixing device comprises a powder hopper, a pre-mixing pipe, a high-pressure water pipe, a high-pressure pump, a machine body and a shearing emulsification pump, the powder hopper is connected with the pre-mixing pipe, the pre-mixing pipe is connected with the shearing emulsification pump, and the outlet side of the shearing emulsification pump is connected with a finished product output pipe; the water outlet end of the high-pressure water pipe is nested in the premixing pipe to form an annular powder channel, and the water inlet end of the high-pressure water pipe is connected with the high-pressure pump; a powder channel on-off mechanism is arranged outside the high-pressure water pipe; a kinetic energy collecting and stirring mechanism is arranged in the lower end of the high-pressure water pipe. The invention also comprises a mixing method of S1-S6. An annular powder channel is formed between the high-pressure water pipe and the pre-mixing pipe, dry powder can be annularly and uniformly distributed in the circumferential direction of the high-pressure water pipe through the annular powder channel, the dry powder is continuously and circumferentially sucked in through the Venturi effect generated when high-pressure water passes through the tail end of the high-pressure water pipe, the contact between the dry powder and water is larger, caking is more likely to be generated, and the dry powder is more stable. The online dry powder mixing device has a better online dry powder mixing effect.

This invention relates to the field of battery testing technology and discloses an ice-water impact testing system, comprising: a temperature control unit for regulating the temperature of the testing environment, the temperature control unit including a liquid nitrogen cooling device and an electric heating device, and using a PID algorithm to regulate temperature fluctuations within ±0.5℃; an impact unit for simulating water flow impact and mechanical vibration of battery samples during testing, the impact unit including a high-pressure water pump and a mechanical vibration device, capable of adjusting water flow pressure and vibration acceleration; and a data acquisition and analysis module for real-time acquisition of temperature, humidity, pressure, and battery voltage data during the testing process, and evaluating battery performance through intelligent analysis algorithms. By combining the liquid nitrogen cooling device and the electric heating device, and employing a PID control algorithm, precise adjustment of the temperature control unit is achieved, enabling rapid temperature switching within the range of -40℃ to 80℃, while maintaining temperature fluctuations within ±0.5℃.

The present invention provides a device and method for the resource utilization of urban waste incineration slag, which relates to the technical field of slag waste recycling. The device for the resource utilization of urban waste incineration slag includes an equipment frame and a crusher installed on the equipment frame. It further includes a flow and precipitation component, a water addition component, and a resource recovery component installed on the equipment frame. The crusher transfers the crushed slag to the water addition component. The water addition component is used to add water to the ash slag and make it flow into the flow and precipitation component. After operation and precipitation, it is then discharged onto the resource recovery component. It also includes multiple groups of stirring components for stirring the slurry in the flow and precipitation component. The device and method for the resource utilization of urban waste incineration slag, by setting the flow and precipitation component, can obtain precipitation within the operation time compared with a fixed sedimentation tank, and can be flipped and dumped, and flushed with high-pressure water, making it easier to clean the internal slurry and preventing blockage.

The invention relates to the technical field of fish breeding, and discloses a brachymystax lenok roe hatching device which comprises a hatching basket slidably connected into a hatching pond, water permeable holes are formed in the bottom and the periphery of the hatching basket, and the hatching device further comprises a water flow disturbance mechanism, a lifting mechanism, a high-pressure water flow impact assembly and an isolation assembly. The water flow disturbance mechanism comprises a rotary driving assembly, a rotating shaft and a spiral blade, the rotating shaft is driven by the rotary driving assembly to drive the spiral blade to rotate so as to disturb water flow on the peripheral side of the hatching basket, and roes and dead roes in the hatching basket are dispersed; the lifting mechanism is connected with the hatching basket and used for driving the hatching basket to lift; the high-pressure water flow impact assembly is arranged on one side in the hatching pond, and the isolation assembly is arranged on the opposite side of the high-pressure water flow impact assembly and used for isolating dead eggs impacted by the high-pressure water flow impact assembly. The device can automatically clean dead roes and impurities, is not interfered by factors of a dark environment, and does not interfere with the normal hatching process of the roes.

The invention relates to the technical field of concrete structure construction, and discloses a super-long concrete post-cast strip structure and a manufacturing method.The structure comprises an interface treatment layer, a fiber grid layer, a micro-expansion concrete layer and a steel fiber protection layer which are sequentially arranged from bottom to top, and the interface treatment layer is used for providing combination transition of new concrete and old concrete; the fiber grid layer is used for achieving deformation constraint and stress transfer, the micro-expansion concrete layer is used for forming an autonomous compensation deformation area, and the steel fiber protection layer is used for providing final structure protection and load distribution. The interface treatment layer is a concrete base surface treated by high-pressure water jet, and is coated with a silane-based interface treatment agent. The bonding strength of new concrete and old concrete is enhanced through the interface treatment layer, the fiber grid layer provides effective deformation constraint, the micro-expansion layer achieves automatic shrinkage compensation, the steel fiber layer controls crack development, the layers are matched with one another to form a complete anti-crack system, the problem that the anti-crack performance of a traditional post-cast strip is insufficient is solved, and the overall anti-crack performance is improved.

The invention provides a machining center with a chip removal and cleaning structure, the machining center comprises a machine tool, a ball extruding mechanism, a filtering mechanism, a conveying mechanism, a cleaning mechanism and a supporting mechanism, the ball extruding mechanism is used for longitudinally cutting, transversely segmenting and extruding strip-shaped chips into balls in sequence through a longitudinal crushing assembly, a transverse crushing assembly and a ball pressing assembly, the viscosity of the chips is reduced, and blockage is prevented; cuttings and cutting fluid are separated by the filtering mechanism, so that the cutting fluid can be recycled conveniently; a screw rod of the conveying mechanism discharges the cutting balls, and the cleaning mechanism can clean the screw rod with high-pressure water after covering a chip discharging groove; a pressing assembly of the supporting mechanism presses a long rod piece through gear transmission, a follow-up assembly rotates along with a machine piece and moves along with a lathe tool, and the rod piece is prevented from deforming due to gravity. The problems that strip-shaped high-viscosity cuttings are blocked and a long rod piece is prone to deformation under the influence of gravity are effectively solved, and the chip removal efficiency and the machining precision are improved.

The utility model discloses a mandarin fish domestication feeding device which comprises a feeding pipeline and a bait temporary storage tank arranged at the upper end of the feeding pipeline, a feeding hopper is arranged at the upper end of the bait temporary storage tank, and the feeding pipeline comprises a vertical pipe with the upper end in butt joint with the bait temporary storage tank and a horizontal discharging pipe in butt joint with the bottom of the vertical pipe. One end of the horizontal discharge pipe is connected with a high-pressure water source or air source; the vertical pipe is of a multi-section telescopic rod structure. A cathode ring piece and an anode ring piece are arranged at the two ends of the vertical pipe, and the cathode ring piece and the anode ring piece are connected with a pulse generator used for outputting pulse signals and a pulse power amplifier used for controlling output voltage through wires. The fish feeding device can achieve feeding at different depths, can feed live fish, dead fish and feed according to different proportions, is simple and convenient to operate, greatly reduces the workload of manual feeding, and can be widely applied to the field of bait feeding.

The underwater cleaning robot for the net cage and the netting comprises a robot central frame, a thrust propeller, a side thrust propeller, crawler wheels, an underwater camera, a tensioning wheel and a water jet cleaning mechanism, the water jet cleaning mechanism comprises a cleaning disc, an adjuster machine body, a water inlet pipe, a water spraying pipe and a petal-shaped cavitation spray head, and the underwater camera collects netting shaking data; after compensation thrust is calculated through feedback, a thrust propeller provides compensation force to counteract shaking of the netting, a tensioning wheel can tension the netting, the robot can be more effectively attached to the net face, in the walking process of the robot, an external high-pressure pump can pump high-pressure water into a regulator machine body through a water inlet pipe, and therefore the net face can be more effectively attached to the net face. The jet flow is sprayed out through the water spraying pipe and the petal-shaped cavitation nozzles to clean the netting, the petal-shaped cavitation nozzles on the two sides incline towards different sides, the sprayed petal-shaped cavitation fluid can drive the regulator body to rotate, rotary cleaning is achieved, and the cleaning area range and cleanliness of the jet flow are improved.

A combined dust suppression system for a metal ore unloading station, and a using method. The combined dust suppression system consists of an ore unloading station tunnel wall surface accumulated dust high-pressure water flushing device, an ore unloading station tunnel floor spraying, watering, and wetting device, and an ore unloading station ore train floor bidirectional high-pressure spray dust suppression device. The ore unloading station tunnel wall surface accumulated dust high-pressure water flushing device is used for performing manual flushing on a tunnel by means of high-pressure water in the travel direction of an ore unloading train, the ore unloading station tunnel floor spraying, watering, and wetting device is used for performing spraying, watering, and wetting on the tunnel, and the ore unloading station ore train floor bidirectional high-pressure spray dust suppression device isolates dust generated during ore unloading at the ore unloading station. The water consumption can be reduced, excessive water in an ore unloading pit that causes adhesion and blockage can be effectively avoided, the field applicability of high-pressure spray dust suppression measures is improved, and on-demand spray dust removal of a high-pressure spray device is achieved; high-pressure water is used for flushing accumulated dust on the tunnel wall surfaces of ore unloading stations, and the tunnel floors of ore unloading stations are sprayed, watered, and wetted, thereby achieving significant comprehensive dust suppression and dust control effects, and notable energy-saving effects.

The invention relates to a pipe pile grouting expanded head pile forming process special for a prestressed concrete water jet cutter and a pipe, and belongs to the field of pipe pile construction. The large-head concrete block is integrally connected with the lower end of the tubular pile body and is in an irregular shape, the tubular pile body sequentially comprises a pile cap, a plurality of pipe joints and an inverted-cone-shaped pile head from top to bottom, the tubular pile body is provided with at least one high-pressure water or cement paste channel in the axial direction of the tubular pile body, and the pile head is provided with a material water hole communicated with the high-pressure water or cement paste channel. During construction, even if a special stratum is encountered, the hard stratum is impacted through the high-pressure water jet cutter, and static pressure or hammering is matched, so that the problem that an existing pipe pile is difficult to descend is solved. When the designed elevation is reached, guniting is carried out through high-pressure water or a cement paste channel in the pipe pile body, and a sphere-like expanded head is formed at the bottom of the pipe pile; the bearing capacity of a single pile can be improved, settlement of the pile body is limited, local displacement of the pile body is eliminated, and the anti-floating effect of the pile body is achieved.

The utility model discloses a sand cleaning assembly, which relates to the technical field of sand cleaning equipment and comprises a sand discharging pipe and an adjusting device. The sand discharging pipe comprises an outer pipe and an inner pipe penetrating through the outer pipe, a sand discharging channel is formed between the inner side of the outer pipe and the outer side of the inner pipe, and one end of the inner pipe is externally connected with high-pressure water flow; the adjusting device is used for extending the sand discharging pipe into the tank body or pulling the sand discharging pipe out of the tank body; when the sand removal tank is used, sediments in the tank body are pumped out through the sand removal channel between the outer pipe and the inner pipe, and in order to improve the sand removal efficiency of the tank body, high-pressure water flow is sprayed into the tank body through the inner pipe, so that sand and sludge deposited in the tank body are impacted, the sediments adhered or accumulated in the tank body are dispersed, and the sediments can be conveniently discharged through the sand removal pipe; and the adjusting device can adjust the position of the end part of the sand discharging pipe in the tank body, so that the sand cleaning area is enlarged, and the sand cleaning efficiency and the sand cleaning effect are improved.

The invention relates to a water jet attitude detection and calibration device and method, and relates to the technical field of water-guided laser processing and high-pressure water jet cutting. The water jet attitude detection and calibration device comprises an angle adjusting device for adjusting the angle of a processing head; the detection module comprises two groups of correlation type photoelectric sensors, two correlation type photoelectric sensors are longitudinally distributed in each group, one group emits linear light along the X axis of the machine tool, and the other group emits linear light along the Y axis of the machine tool; when the correlation type photoelectric sensor detects that the light intensity reaches a preset light intensity threshold value, a signal is sent out; the value range of the light intensity threshold value is 60%-90% of the initial light intensity; the position adjusting device enables the water jet to pass through two machine tool Y-axis light along the machine tool X-axis and enables the water jet to pass through two machine tool X-axis linear light along the machine tool Y-axis. The correlation type photoelectric sensor is used for replacing the combination of a CCD camera and a sharp mechanical structure, the reaction is more sensitive, the detection efficiency and the detection precision are higher, and the water jet attitude calibration device is suitable for multiple times of rapid water jet attitude calibration under the long-time operation scene of the water-guided laser machine tool.

The invention provides a large-depth underwater target salvaging device and salvaging method, the salvaging device comprises a carrier, a holding claw device, an adsorption mechanism, a jet device and a jet pump; the holding claw device is of an under-actuated structure and is used for clamping a target and providing supporting force from the lower portion and / or the lateral lower portion of the target. The adsorption mechanism adopts an under-actuated structure and is used for adsorbing a target and providing adsorption force from the upper part and / or the lateral upper part of the target; high-pressure water flow is generated at the output end of the jet device through the jetting pump, so that negative pressure is generated in the adsorption mechanism to achieve the adsorption function. Wherein in the process that the holding claw device clamps the target, whether clamping is completed or not is judged according to whether the pressure between the holding claw device and the target reaches a preset value or not; and the vacuum adsorption mechanism performs vacuum adsorption on the target surface after the holding claw device completes clamping. The carrier, the holding claw device and the adsorption mechanism are combined, large-depth underwater targets can be effectively and rapidly fished through driving of the carrier, and the weight capable of being fished is greatly increased.

The invention belongs to the technical field of plastic recycling, and discloses a plastic recycling device with a cleaning function, which comprises a base, a crushing assembly is fixedly mounted on the left side of the top end of the base, a cleaning assembly is fixedly mounted on the right side of the top end of the base, and a dewatering assembly is mounted on the position, close to the left side, of the top end of the cleaning assembly. A main shaft is movably installed between the smashing assembly and the dewatering assembly, and a driving assembly located between the smashing assembly and the dewatering assembly is installed in the middle of the outer side face of the main shaft. After cutting and smashing of plastic waste are completed, high-speed contact between water flow and plastic particles can be achieved through cooperation of mechanical power of the plastic waste and input high-pressure water flow, and flying dust generated during smashing of the plastic waste is subjected to rapid dust falling through the mixing effect of the high-pressure water flow and mixed with clear water; meanwhile, dirt on the surfaces of the plastic particles can be rapidly removed, the automatic cleaning process of the plastic particles is achieved, and the recycling effect is improved.

The invention discloses a mooring type high-pressure six-axis curtain wall cleaning unmanned aerial vehicle, and belongs to the technical field of curtain wall cleaning equipment. The water storage bin is vertically mounted below the center of the six-axis unmanned aerial vehicle, and a transfer pipe is mounted below the water storage bin; the high-definition camera is mounted above the fuselage of the six-axis unmanned aerial vehicle; the flushing device is fixed below the fuselage of the six-axis unmanned aerial vehicle, and the flushing device is communicated with the water storage bin; the atomizing and foam throwing unit is installed below the six-axis unmanned aerial vehicle and located on one side of the water storage bin, and an integrated water bin is fixed to one side of the flushing device; a six-axis unmanned aerial vehicle is adopted as the main rack layout, the atomization foam throwing angle can be automatically adjusted through the mainly-arranged atomization foam throwing unit, a foam water agent is evenly sprayed in a large area or centrifugally thrown out in a high-strength mode through a foam throwing disc, and stains on the surface of a curtain wall are flushed; the flushing device can linearly spray out high-pressure water through an alloy direct spray rod, and the efficient cleaning effect on the curtain wall is achieved.

The invention relates to a device for preparing rubber powder by adopting a high-pressure water jet composite method, which comprises a high-pressure water generating system, a multi-nozzle cutting head, a rotary crushing cylinder assembly, a rotary filtering cylinder assembly, a liquid collecting cylinder, a fixed seat and a base, the fixed seat comprises an upper mounting plate, a lower mounting plate and a stand column connected between the upper mounting plate and the lower mounting plate, the multi-nozzle cutting head and the rotary crushing cylinder assembly are mounted on the upper mounting plate, the rotary filtering cylinder assembly is mounted on the lower mounting plate, the liquid collecting cylinder is mounted on the stand column, and the high-pressure water generating system is communicated with the multi-nozzle cutting head. And the rotary crushing cylinder assembly comprises a crushing cylinder and a crushing rotating device. High-pressure water jet and mechanical smashing are efficiently combined, a double smashing mechanism of non-contact cutting and mechanical shearing is achieved, the production requirement of fine rubber powder is met, layered multi-nozzle covering cutting of the multi-nozzle cutting head is achieved, and energy consumption is remarkably reduced.

The invention discloses a high-intensity magnetic field-high temperature and high pressure water coupling environment material corrosion experiment device and method. The device comprises a pressure water generation device, a pressure water circulation loop, an experiment pipe section, a high-intensity magnetic field generation device and a control and data acquisition system. According to the invention, the corrosion experiment of the material in the 10T-magnitude magnetic field environment can be realized, the influence of the 10T-magnitude high-intensity magnetic field environment on the corrosion effect of the material can be accurately researched, and a reference is provided for the design of a fusion reactor. The outer side of the experimental pipe section is coated with a thermal insulation material, so that the influence of a high-temperature environment on a superconducting material coil of the high-intensity magnetic field generation device can be avoided. The device is suitable for various metal materials and non-metal materials, and by arranging the heating and cooling branch and the experiment branch, the heating and cooling time of material parts for experiments is shortened.

An intelligent dredging system for a high-piled wharf and a control method thereof are provided, and the system includes an intelligent monitoring-decision control subsystem and a decentralized high-pressure water disturbance subsystem. The intelligent monitoring-decision control subsystem is composed of a high-precision pile-foundation sediment siltation warning device, a tidal monitoring device and a control terminal. The decentralized high-pressure water disturbance subsystem is composed of a water spraying device, a cable and a multi-loop power distribution device.

The device comprises a permeable steel casing, a drilling machine and a counter-force frame, the permeable steel casing is provided with a permeable steel casing window and a permeable hole, a base is arranged at the bottom of the drilling machine, the drilling machine can be installed in the permeable steel casing through the base, and the counter-force frame is connected with the permeable steel casing window. And a turntable is arranged on the base. The high-pressure jet flow soil sampling rod on the drilling machine can rotate by 360 degrees, spouted high-pressure water makes raised soil below a bottom plate into slurry, the slurry is discharged into the permeable steel casing and pumped out of the ground through a slurry pump, a raised area of the bottom plate is emptied and then pressurized through a jack to restore to the original position, the slurry is replaced with the cement slurry, and a new bottom plate bearing layer is formed after reinforcement. The permeable steel casing for soil sampling is transformed into the dewatering well, the underground water level is controlled below the bottom surface of the basement bottom plate all the time through linkage of the automatic water level gauge and the water pump, and the problem that the underground water level of the basement bottom plate swells in extreme weather to cause damage and failure of an anti-floating structure again is solved.

The invention provides an intelligent cleaning unmanned aerial vehicle system and method based on high-pressure water jet, and relates to the technical field of unmanned aerial vehicles. The optimized path acquisition module utilizes a sensor to optimize obstacle avoidance to obtain a new path; the real-time positioning acquisition module realizes positioning by means of PTK; the cleaning area determination module determines a cleaning range according to the positioning acquisition image; and the water flow cleaning execution module starts equipment and adjusts a nozzle to complete high-pressure water jet cleaning. The technical problems that a traditional high-altitude cleaning mode is high in safety risk, low in cleaning efficiency, inaccurate in environment perception and insufficient in dynamic adaptability are solved, and safe unmanned cleaning, path optimization precision and cleaning efficiency maximization of high-rise building glass curtain wall cleaning are achieved; and therefore, the technical effects of operation reliability and intelligent level in a complex environment can be obviously improved.