12266results about "Spray nozzles" patented technology

The invention relates to the technical field of fluid generators, in particular to a fluid generator and a fluid control device.The fluid generator comprises a piezoelectric actuator, a spacing part and a diaphragm, and a cavity is defined by the piezoelectric actuator, the spacing part and the diaphragm; the vibration antinode position of the diaphragm and the adjacent area of the antinode position protrude out of the surface of the diaphragm to form a convex part, so that the continuity of the rigidity of the diaphragm is broken, and a rigidity sudden change is formed at the outer peripheral edge of the convex part; as the amplitude of the antinode position and the amplitude of the area, closer to the outer side of the antinode, of the area adjacent to the antinode position are not in continuous gradient distribution any more, the area, opposite to the convex part, of the diaphragm can obtain larger vibration energy to generate larger amplitude, and then the output flow is increased; in addition, since the diaphragm forms stiffness abrupt change at the peripheral edges of the convex parts, at the same time, the first hole parts arranged in the areas, opposite to the convex parts, of the diaphragm are in or tend to the air outlet stroke or the exhaust stroke at the same time, and the output flow is further improved.

An improved showerhead assembly is provided for facilitating the application of soap or shampoo upon a bather. The showerhead assembly is preferably handheld and includes an elongate handle, and a showerhead including a face having one or more nozzles for spraying water. In addition, the showerhead assembly includes a detachable reservoir for storing soap or shampoo. Preferably, the reservoir is detachable from the showerhead by a threaded coupling in which the reservoir includes male threads which can be capped. Preferably, the showerhead assembly includes a controller for allowing one to selectively dispense shampoo or soap from within the reservoir into the stream of water which is ejected from the showerhead nozzles.

Pipe inspection systems including a push-cable, jetter, and camera assembly are disclosed. A jetter nozzle may be configured to spin and / or propel the camera head within a pipe or other cavity. A cutter line may be attached to the camera head to clean obstructions. A sonde may be coupled to a camera head to generate magnetic field signals for use with a buried utility locator to locate a pipe or other cavity into which the camera head is deployed.

The invention relates to the technical field of high polymer materials and preparation thereof, and discloses a wet anti-slip bionic friction pad on a glass surface, which is inspired by a micro-nano structure of toe pads of organisms such as tree frogs and long-horned grasshoppers with wet friction increasing characteristics, and a bulge array is added on the surface of a high-friction material, so that the friction coefficient of the friction pad is increased; the microstructure arrays can discharge a water film on the surface of the friction pad under the capillary action in a wet environment, and the effective contact area between solids is increased, so that the friction pad and a friction surface are always kept in a dry friction state, and stable friction force is ensured. The friction pad comprises a connecting layer, a supporting layer and a tail end protruding straight column array, a tail end contact layer is in a hexagonal straight column shape, the diameter of an inscribed circle of a hexagonal micro-column structure ranges from 5 micrometers to 5000 micrometers, column bodies are densely arranged in a hexagonal mode, the height of the column bodies ranges from 10 micrometers to 1500 micrometers, the tail ends of the column bodies are planes, the interval between every two column bodies ranges from 2 micrometers to 600 micrometers, and tight drainage grooves are formed.

The invention provides a flexible palladium film hydrogen sensor and a preparation method thereof, the flexible palladium film hydrogen sensor is sequentially provided with a flexible substrate, a hydrogen sensitive sensing layer and a contact connection layer from bottom to top, and the contact connection layer is connected with a resistance measurement unit; and the hydrogen-sensitive sensing layer is a palladium or palladium alloy film with a conical micro-nano structure. The palladium or palladium alloy thin film with the conical micro-nano structure provides a hydrogen sensor conical surface micro-nano structure with a high specific surface area for the flexible palladium thin film hydrogen sensor, and the process that hydrogen is adsorbed, dissolved and diffused into the palladium or palladium alloy thin film is accelerated, so that the response speed of the sensor is increased; according to the hydrogen sensor, the flexible substrate is adopted, so that the hydrogen sensor can be conveniently arranged in various narrow spaces, and the applicability of the hydrogen sensor in various scenes is improved.

The invention relates to a nozzle attachment assembly (10) with a connecting element (12) having a coupling point (18) arranged on an end face (16) for receiving a flat jet nozzle (20), wherein a jet retention element (14) connects to the connecting element along an axial extension direction (24) of the nozzle attachment assembly (10) and the jet retention element comprises an outlet opening (28) on an outlet side (26) facing away from the end face, which is in fluid-conducting communication with the coupling point through the interior of the nozzle attachment assembly, wherein the fluid-conducting communication is designed as an expansion zone (30) which is bounded in a first plane perpendicular to the axial extension direction by cover walls (34, 36) which have a distance h and which is bounded in a second plane, which is perpendicular to the first plane, by side walls (40, 42).such that the expansion zone replicates a jet geometry of the receptacle flat jet nozzle in such a way that a liquid jet formed with this jet geometry is continuously surrounded by a circumferential gap within the expansion zone in a radial direction (46), and wherein the connecting element and / or the jet retention element has at least one gas inlet opening (50) that opens into the expansion zone. The invention further relates to a system with such a nozzle attachment assembly and a method for jet retention.

The present invention is directed toward a covered tent structure having a water channel incorporated into the body of the tent structure and configured to spray water into the interior of tent. The tent comprises a series of interconnected panels. The water channel preferably has a plurality of spouts for directing water into the interior of the tent. The tent is configured to be collapsible for easy storage and transportation.

In an example, a system for applying an agricultural product includes a valve and a solenoid. For instance, the valve includes a coil that generates a magnetic flux. The system includes a valve controller. The valve controller is configured to measure one or more electrical characteristics of at least one of the coil or a dissipation element. In some examples, the valve controller determines an actual duty cycle of a valve operator of the valve using the measured electrical characteristics. The valve controller determines a magnetic flux correction, for instance based on a difference between the actual duty cycle and a specified duty cycle. The valve controller operates the valve operator according to the specified magnetic flux and the magnetic flux correction to guide the actual duty cycle toward the specified duty cycle.

A method for performing one or more tasks on a surface via an unmanned aerial vehicle (UAV) or aerial robotics system (ARS) includes tethering a first UAV to a ceiling, a vertical wall, or a second UAV via a tethering cord with an extendible and retractable length, performing at least one task via the first UAV to an object during flight of the first UAV, sensing at least one parameter of the surface of the object via a task sensor, and resiliently adjusting an adjustable sensor arm of the first UAV to facilitate performance of the task(s). The adjustable sensor arm may support the task sensor and be resilient to impact forces caused by direct contact of the task sensor or the adjustable sensor arm with the surface. The tethering cord may be extended or retracted via at least one motor while the first UAV performs the task(s).

The invention provides a glass substrate pressure-stabilizing spraying disc device, and relates to the field of pressure-stabilizing spraying discs, the glass substrate pressure-stabilizing spraying disc device comprises symmetrically arranged frames and filtering assemblies arranged at the bottoms of the frames, connecting steel plates are symmetrically mounted at the tops of the frames, and four groups of spraying discs are uniformly arranged on the inner sides of the frames from top to bottom; three groups of water tanks are vertically distributed on the side walls of the four groups of spraying discs at intervals, the two ends and the middle parts of the four groups of water tanks are communicated, liquid outlet holes are uniformly formed in the water tanks, the liquid outlet holes penetrate through the spraying discs, sealing covers are arranged on the outer sides of the spraying discs, and the sealing covers are matched with the water tanks. The frame is fixedly connected with the external eccentric wheel, the linear sliding rail is arranged to be matched with the external electric push rod and the fiber steel plate, the gap between the frame and the plate is adjusted, liquid medicine pressure distribution in different areas is adjusted in the mode that the spraying disc is adjusted in different areas, and then liquid medicine distribution is more uniform.

Various embodiments of the present technology may provide a showerhead assembly that includes a showerhead plate having a plurality of through-holes. Each through-hole has a conical-shaped inlet and a conical-shaped outlet. The showerhead plate may include through-holes in a center region having first dimensions and through-holes in an outer region having second dimensions that are different from the first dimensions.

A showerhead assembly includes a handheld showerhead and a docking support. A magnetic connection removably mounts the handheld showerhead to the docking support. Magnets are mounted within a rear face of the handheld showerhead and magnets are mounted behind a mounting face of the docking support. Both the rear face of the handheld showerhead and the mounting face are substantially smooth surfaces. Additionally, the mounting face includes a pair of shoulders that capture an interface of a head and a handle of the handheld showerhead thereby restricting rotation of the handheld showerhead when connected to the docking support.

A modulating nozzle controller for an agricultural sprayer includes one or more modulating nozzle assemblies each having a spray tip modulating element and an actuator operatively coupled with the spay tip modulating element. The spray tip modulating element controls an orifice profile of a spray tip. A processor system controls the orifice profiles of the one or more modulating nozzle assemblies and includes an agricultural product input to receive a specified field flow rate and a specified droplet size for an agricultural product and a sprayer speed input to receive an agricultural sprayer speed. A modulating nozzle profiler includes an orifice profile generator configured to generate an orifice profile instruction based on the specified field flow rate, the agricultural sprayer speed and the specified droplet size. The spray tip modulating element and the actuator control the orifice profile according to the orifice profile instruction to achieve the specified droplet size.

An electrostatic nozzle system for agricultural spraying comprising at least one additive fluid source configured to contain an additive fluid and an electrostatic nozzle assembly in communication with the at least one additive fluid source. The electrostatic nozzle assembly includes an electrostatic charging element configured to electrostatically charge the additive fluid. An agricultural product source containing an agricultural product and an agricultural product nozzle assembly in communication with the agricultural product source, the agricultural product nozzle assembly configured to dispense the agricultural product from an agricultural product nozzle orifice.

The invention discloses a spray head for hydraulic ash removal, and belongs to the technical field of hearth cleaning devices. The spray head for hydraulic ash removal comprises a spray head body connected with a spray pipe, the spray head body comprises a barrel and a spray nozzle rotationally connected to the end of the barrel, a plurality of nozzles are obliquely formed in the spray nozzle, a driving part used for driving the spray nozzle to rotate is arranged in the barrel, the driving part comprises an impeller, a rotating shaft and a connecting barrel, and the impeller is arranged in the connecting barrel. The impeller is arranged in the barrel, the peripheral side of the impeller is rotationally connected with the inner side wall of the barrel, one end of the rotating shaft is horizontally and fixedly inserted into the middle of the impeller, and the other end of the rotating shaft is connected with the connecting barrel. The impeller drives the nozzle to rotate through the rotating shaft, high-pressure water flow is sprayed out through a plurality of spouts formed in the nozzle, water flow in the evaporation pipe is cleaned through the rotating high-pressure water flow column, and use is convenient and fast.

An embedded carousel ambient lighting shower head, characterized by: including a ceiling frame, lamp body, LED strip, shower head main body and water outlet panel; The ceiling frame includes a cylindrical body with an upper and lower opening, a top ring seat board, and evenly distributed fixed seat boards; The lamp body includes a downwardly open annular lamp shell and an annular translucent lamp cover, the lamp shell is made of aluminum material; The annular LED strip is placed on the top plate of the lamp shell, and the lamp body is embedded in the lower part of the cylindrical body; The shower head main body is embedded in the center hole of the lamp body and cooperates with the fixed seat board to stop; The long screw passes through the corner of the shower head main body and screw into the fixed seat board; The short screw passes through the water outlet panel and screw into the shower head main body.

A showerhead assembly is provided which includes an arm mount assembly for releasably and / or extendably holding a handheld showerhead. The arm mount assembly includes one or more shoulder portions and a movable arm portion. The arm mount assembly comprises a coupler, a second shoulder outlet, and a connection end. The connection end is configured to couple with the handheld showerhead by a rear side or proximal end thereof, or an adapter operatively coupled therewith. The means for coupling can include magnets, a hook and loop mechanism, or a ball joint connection. In addition, a spring-button tab mechanism can be utilized for managing the operative engagement and disengagement of the arm mount assembly with the handheld showerhead. The arm mount assembly provides for a wide range of adjustability of the showerhead assembly, such as panning, swiveling, tilting, and / or rotation of the handheld showerhead.

A showerhead is provided herein which may include a diverter handle and a head portion connected to the diverter handle. The diverter handle may alter the water output spray that exits the head portion. The diverter handle may include a guide component including at least one guide track, a rotary cam connected to the guide component, a handle output including output passageways, a diverter for at least one of opening or closing the output passageways, and a slider mechanism including a sleeve that includes at least one post that engages the at least one guide track. The slider mechanism may be adjusted between positions, causing the guide component and the rotary cam to rotate, which may cause different output passageways to be open and / or closed.

A faucet and cascading rinse module adapted for use in a sink wherein cascading water flows from the module in a selected laminar flow pattern for rinsing articles with a water-fall effect. A water supply device comprising dual selectable flow outlets, to dispense water from either a faucet positioned above a water basin or from a cascade module mounted adjacent to the water basin. The cascade module is modular to allow for alternative nozzle patterns to be used interchangeably in the water supply device. A cartridge valve controls water temperature and flow rate while a diverter valve directs the water supply to either the faucet head or to the plurality of nozzles of the cascade module.

An electrostatic nozzle system for agricultural spraying comprising at least one additive fluid source configured to contain an additive fluid and an electrostatic nozzle assembly in communication with the at least one additive fluid source. The electrostatic nozzle assembly includes an electrostatic charging element configured to electrostatically charge the additive fluid. An agricultural product source containing an agricultural product and an agricultural product nozzle assembly in communication with the agricultural product source, the agricultural product nozzle assembly configured to dispense the agricultural product from an agricultural product nozzle orifice.

The present disclosure relates to a shower head which may comprise a shroud assembly and a spout assembly. The shroud assembly may include an inner shroud with alignment tracks and a female quick release. The spout assembly may include a male quick release, nubs, a filter assembly housing, and a faceplate with openings and a magnet for interfacing with a magnetic plate. The male and female quick releases may allow for removable attachment of the spout assembly to the shroud assembly. The alignment tracks and nubs may temporarily prevent full detachment of the spout assembly from the shroud assembly. Additionally, the shower head may include an aroma puck that is magnetically attached to the faceplate via a magnetic plate.

A rain shower head including a first water outlet mechanism and a second water outlet mechanism. The first water outlet mechanism includes a water storage tank, a first water inlet pipe, a water inlet valve, a water discharge valve, and a control assembly. The second water outlet mechanism includes a second water outlet cavity and a second water inlet pipe. The first through holes of the first water outlet cavity of the first water outlet mechanism each has a cross-sectional area much greater than that of the second through holes of the second water outlet cavity of the second water outlet mechanism. The rain shower head features simple structure and convenience to use, and can achieve the basic showering function of a shower head and an instant large-water-volume showering experience, meeting the pursuit of young consumers for excitement.

The upper water outlet shower with the filter and the handheld shower comprises a bent arm, a top spraying shower and the handheld shower, a water inlet channel is formed in the bent arm, a supporting arm is connected with the bent arm, a water passing channel is formed in the supporting arm, and the water passing channel is communicated with the water inlet channel; the shower placement part is installed on the supporting arm, the handheld shower can be placed on the shower placement part, the top spraying shower is movably connected with the supporting arm, a water inlet port of the top spraying shower is communicated with the water passing channel, and a water inlet port of the handheld shower is communicated with the water inlet channel; and the filtering assembly is installed on the supporting arm, the filtering assembly is connected into the water passing channel, and water flow of the water passing channel is filtered through the filtering piece and then flows into the top spraying shower head and / or the handheld shower head. The shower placing piece is arranged on the supporting arm to place the shower, the shower placing piece and the supporting arm are both connected with the supporting arm to be installed on the bent arm, the handheld shower does not need to be independently installed on the wall face, and the overall installation steps are simplified. And the filtering assembly is connected to a water flow path of the water passing channel so as to adapt to areas with poor water quality.

A fluid injector (10) includes a lance (14) configured to output a fluid jet for application on a substrate. A trigger (34) of the lance is operatively connected to a controller (28) to control actuation of a pump (24) that drives spray fluid to the lance (14). The solenoid (38) is connected to an injection valve (36) of the lance (14) to actuate the injection valve (36) to open, thereby causing injection of the fluid injector (10).

The invention belongs to the technical field of micro-nano processing, and particularly relates to a preparation method and application of a metal micro-nano tube array. Comprising the following steps: preparing a metal layer on the surface of a substrate; coining glue is sprayed on the surface of the metal layer, then coining is conducted through a template, and a micro glue column array is formed after curing; a plasma etching process is adopted, the micro glue column array is used as a mask, the metal layer exposed out of the gaps in the bottom of the micro glue column array is etched, and a structure with the micro glue columns wrapped by metal is formed; and removing the rubber columns in the structure of the metal-coated micro rubber columns to obtain the metal micro-nano tube array. According to the invention, a residual-layer-free imprinting technology is adopted, the problem of glue layer residue in traditional imprinting is avoided, and the etching uniformity is improved. A plasma dynamic balance process is adopted, the side wall redeposition effect of etching by-products is utilized, and the metal micro-nano tubes are formed in a self-assembly mode. The prepared metal micro-nano tube array has high aspect ratio compatibility, and the nano tube array with the aspect ratio as high as 10: 1 can be realized.

To provide a painting robot capable of reducing the effects of pressure fluctuations and ensuring a pressure range in which a pneumatic control valve can operate.SOLUTION: A painting robot 10 comprises: a painting head unit 50 including a plurality of nozzles 54 which eject droplets, and a painting head 53 having a piezoelectric substrate 62 for ejecting the droplets from the nozzles 54; a robot arm R1 for moving the painting head unit 50 to a desired position; and a paint supply mechanism 70 provided spanning the robot arm R1 and the painting head unit 50. Further, the paint supply mechanism 70 includes: a paint supply channel 72 for supplying a paint toward the painting head 53; a return flow channel 73 for recovering the paint that was not discharged from the nozzles 54; an air-operated paint regulator (AOPR) 92 provided in the paint supply channel 72 and capable of adjusting a valve opening degree in response to a controlled air pressure; and an orifice 96 provided on the downstream side of the paint supply channel 72 which is closer to the painting head side 53 than the AOPR 92.SELECTED DRAWING: Figure 7

The invention discloses a flow-guiding-free laminar flow water column nozzle, a nondestructive testing system and application of the flow-guiding-free laminar flow water column nozzle, and belongs to the field of industrial manufacturing. The flow-guiding-free laminar flow water column nozzle comprises a nozzle body, a nozzle head is detachably installed at the front end of the nozzle body through a connecting flange, and a filter element capable of greatly increasing the length of a laminar flow water column is arranged in the nozzle body through a clamping base; at least two through holes communicated with an internal channel of the nozzle body are formed in the nozzle body, a first flow channel, a second flow channel, a third flow channel and a fourth flow channel are sequentially formed in the nozzle body and the internal flow channel of the nozzle head in the water flow spraying direction, the filter element comprises a middle section, and a net face section is arranged at the end, away from the nozzle head, of the middle section. The end, close to the nozzle head, of the middle section is provided with a sunken section. According to the flow-guide-free laminar flow column nozzle, the nondestructive testing system and the application thereof, the filter element matched flow channel streamline combination capable of greatly improving the length of a laminar flow column can be achieved, the filter element can be manufactured through 3D printing, and the fund cost and the time cost are reduced.

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.

To provide a water discharge nozzle and a shower head capable of suppressing the loss of generated fine bubbles and injecting the fine bubbles.SOLUTION: A water discharge nozzle according to the present invention comprises a substantially cylindrical housing having a flow channel formed therein, a fine bubble generating mechanism disposed in the flow channel, and a dispersion plate provided at the outflow side end of the flow channel, wherein the above fine bubble generating mechanism consists of a first swirling flow forming plate having a plurality of inclined holes, a cylindrical bubble generating member including an aperture with a small inner diameter in the middle region in the longitudinal direction, and a second swirling flow forming plate having the plurality of inclined holes, and the fine bubble generation mechanism is arranged so that the water flow passing through the second swirling flow forming plate directly reaches the dispersion plate.SELECTED DRAWING: Figure 1