104 results about "Two fluid" patented technology

An energy recovery wheel includes a wheel that rotates on a rotational axis and a drive configured to power rotation of the wheel. The wheel is configured to rotate through at least two different fluid flows and is configured to provide energy transfer (thermal and / or moisture) between the fluid flows. An integrated drive cause rotation of the wheel through the two fluid flows. The integrated drive is supported on a stationary shaft and causes rotation of the wheel about the shaft.

To provide a two-fluid discharge device, a substrate processing device and a two-fluid nozzle control method in which dropping of droplet from a two-fluid nozzle is suppressed.SOLUTION: A two-fluid discharge device includes: a two-fluid nozzle which can discharge a mixed liquid where liquid and gas are mixed; a gas supply part 11a for supplying the gas to the two-fluid nozzle; a liquid supply part for supplying liquid to the two-fluid nozzle; and a control part 90 for stopping supply of the liquid and then stopping supply of the gas, when controlling the gas supply part 11a and the liquid supply part, and stopping discharge of the mixed liquid from the two-fluid nozzle.SELECTED DRAWING: Figure 12

Fluid coupling devices can be used in fluid handling systems. Some fluid couplings include multiple rigid components, two fluid seal members, and a seal spacer that is mechanically captured and / or clamped between rigid components of the fluid coupling. Such seal spacers can be used to separate the two fluid seal members and to position the fluid seal members in desired operational positions.

A mouthpiece (10) for distribution of a liquid in a user's mouth, the mouthpiece (10) being configured to be positioned within a superior vestibule of the user's mouth apical to a gingival margin, the mouthpiece (10) comprising: an inlet (12) configured to receive a fluid supply, at least two fluid outlets (22), and an internal channel (14) fluidly connecting the inlet (12) to the fluid outlets (22); and a flange portion (16) at least partially surrounding the channel (14) for adhering to a user's gum; wherein a thickness of the channel (14) is greater than a thickness of the flange portion (16).

The invention relates to a cartridge ball valve (1) with an L-shaped flow path for operation with a refrigerant, comprising an actuator (3); a drive shaft (8) rotatable about a pivot axis (7); a valve ball (10) connected to the drive shaft (8); a valve housing (4) with a cavity (15) for receiving the valve ball (10) and two fluid connections connected to the cavity (15), wherein one of the fluid connections is formed in the form of a first side wall opening (18) in a side wall (19) of the valve housing (4) and a second refrigerant connection is formed in the form of a bottom wall opening (20) in a bottom wall (12) of the valve housing (4); a distributor (2) with flow lines (21, 22) which has a distributor pocket (6) into which the valve housing (4) is inserted, wherein the flow lines (21, 22) are aligned with the fluid connections of the valve housing (4);and internal sealing elements placed within the valve housing (4) for exerting pressure on the valve ball surface; wherein a flow channel (11) with a bottom opening (13) directed towards the bottom wall opening (20) of the valve housing (4) and with a side opening (14) extends through the valve ball (10), and wherein a pressure equalization opening (23) is placed as a further housing opening on the side of the valve housing (4) opposite the first side wall opening (18), and wherein the first side wall opening (18) and the pressure equalization opening (23) are in fluid communication with each other via a pressure equalization channel (24).

The invention relates to a flow device (3) having a flow converging section (15) for converging two fluid flows (11.1, 11.2), the flow converging section (15) having a first inflow region (17.1) for a first fluid flow (11.1) and a second inflow region (17.2) for a second fluid flow (11.2) and an outflow region (19) for a total fluid flow (13) formed by converging the fluid flows (11.1, 11.2), the inflow region (17.1, 17.2) is connected to the outflow region (19) in a flow manner by means of introduction sections (31.1, 31.2) which each lead into a common outflow region (19), the introduction cross-section of the introduction sections (31.1, 31.2) being constricted along a respective flow line from the inflow region (17.1, 17.2) to the outflow region (19) in a constriction direction (V), and wherein the inlet cross-section of the introduction sections (31.1, 31.2) is constricted in a constriction direction (V), the inlet cross-section of the introduction sections (31.1, 31.2) being constricted along a respective flow line from the inflow region (17.1, 17.2) to the outflow region (19). The inlet sections (31.1, 31.2) are arranged adjacent to one another in the outflow region (19) in the contraction direction (V) and are separated from one another in a separating section (46) of the outflow region (19) facing the inflow region (17.1, 17.2) by a separating wall (47) oriented transversely to the contraction direction (V), according to the invention, the partition wall (47) terminates in the flow direction before an outflow end (51) of the outflow region (19), such that the introduction sections (31.1, 31.2) converge in a converging section (49) of the outflow region (19) facing away from the inflow region (17.1, 17.2).

A diaphragm switch valve and a method for assembling same, the diaphragm switch valve includes a valve seat having two transverse fluid passages, and a valve body for disconnecting a the two fluid passages by a valve diaphragm and providing an axially collapsible elastic force to the valve diaphragm by an elastic driving structure. The first fluid passage is bent upwards in the valve seat to form a central fluid passage port toward a central axis of valve and toward a lifting diaphragm core corresponding to the valve diaphragm the second fluid passage forms, in the valve seat, a surrounding fluid passage port surrounding the central fluid passage port toward a diaphragm flexure of the valve diaphragm; the valve seat or the lifting diaphragm core has a annular knife-edge respective on the central fluid passage port and the surrounding fluid passage port.

The utility model relates to fluid pipeline joint technical field, concretely is a kind of fluid pipeline quick-release quick-assembly joint mechanism, solve the fluid pipeline joint more through thread, flange bolt and connect fixed, when installing or disassembling replacement, it is more cumbersome to operate, it is not conducive to maintenance, replacement problem.A kind of fluid pipeline quick-release quick-assembly joint mechanism, including two fluid pipeline butt joint end pipes, two the fluid pipeline butt joint end pipe position symmetry, and two fluid pipeline butt joint end pipe all include butt joint ring, the surface of two the butt joint ring mutually towards is all annular array fixed with multiple clamping pieces, the clamping piece is composed of two upper and lower symmetrical connecting pieces.The utility model is after releasing the restriction of limiting plug-in board to rotating ring, rotating ring is rotated, realizes the separation of fluid pipeline butt joint end pipe and connecting end pipe, shortens the disassembly time of joint mechanism, improves the assembly and maintenance, replacement efficiency of staff to the joint mechanism of fluid pipeline.

A vortex-type fluid mixer (11) is provided with: a volute chamber (25) defined by a cylindrical peripheral side wall (13), and a first end wall (15) and a second end wall (17) provided at both ends thereof and facing each other; an inlet flow path (19) that opens in the peripheral side wall (13); an outlet flow path (21) that opens in the first end wall (15); and a merging section (23) that is provided upstream of the inlet flow path (19) and merges the at least two fluid supply paths. The volute chamber (25) is configured such that when the fluid supplied from the at least two fluid supply paths and merged at the merging section (23) flows into the volute chamber (25) via the inlet flow path (19), a vortex is formed, and the fluid that forms the vortex in the volute chamber (25) and is mixed flows out from the outlet flow path (21).

1. The name of the design product: nozzle (multi-head double-fluid external mixing dry mist). 2. The use of the design product: nozzle for unmanned aerial vehicle. 3. The design points of the design product: in the overall shape design of the product. 4. The picture or photo that best indicates the design points: perspective view 1.

The present invention relates to a valve device (10) for a fluid flow, comprising a housing (20) with a fluid chamber (30) bounded by an inner surface (25) of the housing (20) and with at least two connections (21, 22, 23, 24) connected to the fluid chamber (30), a slide (50) arranged rotatably about an axis of rotation (X) in the fluid chamber (30), which divides the fluid chamber (30) into at least two fluid areas (B1, B2) and bears at least partially against the inner surface (25) to seal the fluid areas (B1, B2) from each other, and an actuation mechanism (80) arranged at least partially in the fluid chamber (30) for rotating the slide (50).

The invention relates to a dual fluid cartridge assembly. A dual fluid cartridge assembly (30) includes a cartridge (32), a flange (56), and a piston tube (36). A barrel defines a channel and includes the flange. The flange defines a cavity (78) extending from a cavity opening (80) to a cavity base (82). The cavity opening is located within the passage of the cartridge and the cavity base is located outside the cartridge. The piston tube has an extended end (57) and is located at least partially within the passage. The extending end is located in the cavity.

Aspects of the present disclosure describe a two-fluid nozzle including a nozzle body. The nozzle body includes a first fluid nozzle tip having a first fluid opening formed therein. The nozzle body includes a second fluid nozzle tip comprising a second fluid opening formed therein. The first fluid nozzle tip and second fluid nozzle tip can be fluidically isolated from each other in the nozzle body. The first fluid opening and second fluid opening are each arcuate and rectangular. The second fluid opening is positioned adjacent to the first fluid opening such that, when flowing, the second fluid from the second fluid opening affects the first fluid from the first fluid opening of a first tubular member.

1. The name of the design product: nozzle (double fluid impact dry fog). 2. The use of the design product: nozzle for unmanned aerial vehicle. 3. The design points of the design product: in the overall shape design of the product. 4. The picture or photo that best indicates the design points: perspective view 1.

2. Hydraulic pressure accumulator, at least comprising a storage housing (10) and a separating device which separates two fluid spaces (12) from each other in the storage housing (10) and has two connection points (16) on the storage housing (10) for the supply and / or discharge of a fluid attributable to the respective fluid space (12), characterized in that at least one connection point (16) is provided with a protective device (26) which at least partially covers the areas subject to corrosion at this connection point (16) and which remains on the pressure accumulator over its lifetime.

The application belongs to the technical field of detection devices, and discloses a nozzle detection device for detecting a double-fluid nozzle, wherein the double-fluid nozzle comprises a gas channel and a liquid channel, the extension direction of the gas channel intersects with the extension direction of the liquid channel, and the nozzle detection device comprises a container for containing a detection liquid, and a liquid suction assembly, wherein the liquid suction assembly comprises a liquid suction pipe and a flow meter arranged on the liquid suction pipe, the liquid suction pipe comprises a liquid inlet and a liquid outlet, the liquid inlet is located in the container, and the liquid outlet is used for communicating with the liquid channel. The application solves the problem that the product consistency is affected due to the large difference in atomization efficiency of the double-fluid nozzle.

The invention relates to a valve (1) for controlling a fluid flow in a fluid circuit, in particular a refrigerant in a refrigerant circuit, comprising a housing (2) with at least two fluid connections (5.1, 5.2), a valve needle (3) arranged in the housing (2), which is movable in an axial direction along a longitudinal axis (4) of the valve (1) between a first end position (17.1) and a second end position (17.2) relative to the housing (2), a sliding bearing sleeve (9) with an axial passage (9.4) and an axial pin (9.1) in which a longitudinal slot opening (9.5) is formed, a rotor (8) which has an internal thread (8.4) and is rotatably mounted on the axial pin (9.1) of the sliding bearing sleeve (9), and a shaft (7) connected to the valve needle (3), which is guided in the axial passage (9.4) of the sliding bearing sleeve (9), wherein - the shaft (7) has a threaded section (7.1), - the threaded section (7.1) is guided in the axial longitudinal slot opening (9.5) of the sliding bearing sleeve (9), so that a relative rotation between the shaft (7) and the sliding bearing sleeve (9) is prevented, - the threaded section (7.1) has an external thread (7.2) projecting radially beyond the circumference of the axial pin (9.1), which engages with an internal thread (8.4) of the rotor (8) in such a way that the shaft (7) can be moved translationally axially relative to the sliding bearing sleeve (9) by rotating the rotor (8).

The invention discloses a bladeless water jet propulsion device, and relates to the technical field of ship engineering or underwater propulsion, the bladeless water jet propulsion device comprises a support and a shell, the shell is provided with two fluid inlets and outlets, and the two fluid inlets and outlets are respectively a water inlet and a water jet; the shell is internally provided with a pressurizing chamber, the pressurizing chamber is communicated with the water inlet and the water injection nozzle, and the shell is rotationally connected with a crankshaft and a double-cavity partition plate which are coaxial with the pressurizing chamber; the two sides of the crankshaft are each fixedly provided with two peristaltic wheels, and the peristaltic wheels located in the portions, on the two sides of the double-cavity partition plate, of the pressurizing cavity are coaxially arranged on the crankshaft. The pressurizing chamber is in a cylindrical shape, and the peristaltic wheel is in a cylindrical shape. According to the novel blade type propeller, the inherent technical problem of a traditional blade type propeller is fundamentally solved, the safety, reliability and environmental adaptability of equipment are remarkably improved, and due to the fact that exposed rotating blades are abandoned, the propelling failure or overload risk caused by the fact that the blades are wound by sundries such as aquatic plants, fishing nets and floating objects is thoroughly eliminated.

An apparatus for exchanging pressure between at least two fluid streams can include a valve apparatus comprising a valve actuator configured to move at a variable rate in order to selectively fill and empty at least one tank. An apparatus for exchanging a characteristic between at least two fluid streams can include a valve apparatus comprising staggered and superimposed openings positioned along a path of the valve actuator. The staggered and superimposed openings can be configured to selectively and gradually communicate an inlet with the at least one tank. Methods of operating an apparatus for exchanging pressure between at least two fluid streams are also provided.

Handlebar stem (38) for a bicycle (10), with a length-adjustable, telescopically designed fastening device (40) for attaching a handlebar (34) to a front fork (30), wherein the fastening device (40) is designed such that the handlebar (34) is adjustable between different heights, and wherein the fastening device (40) has an outer tube (52) and an inner tube (50) connected telescopically to the outer tube (52) and connected to the outer tube (52) in a manner that prevents rotation about a longitudinal axis, wherein the fastening device (40) has a hydraulic damper (70) which has a piston (77) fixedly connected to the inner tube (50) and two fluid chambers (72, 74) arranged inside the outer tube (52) and separated from each other by the piston (77), wherein characterized by the fact that the piston (77) of the damper (70) has a first hydraulic passage opening (82) designed as an inlet opening (83) and a second hydraulic passage opening (84) designed as an extension opening (85), through which the two fluid chambers (72, 74) can be fluidically connected to each other, a first check valve (86) is arranged at the inlet opening (83) and a second check valve (88) is arranged at the outlet opening (85), the two check valves (86, 88) are designed in such a way as to be opposite to each other that the first check valve (86) only allows a hydraulic mass flow between the two fluid chambers (72, 74) during a retraction movement of the inner tube (50) and the second check valve (88) only allows a hydraulic mass flow between the two fluid chambers (72, 74) during an extension movement of the inner tube (50).

The invention relates to a valve for regulating a fluid flow in a fluid circuit and to the use of the valve. The invention relates to a valve for a fluid flow, in particular a refrigerant in a refrigerant circuit, comprising: a housing with at least two fluid connections; the valve needle is arranged in the shell and can move between a first end position and a second end position along the longitudinal axis of the valve in the axial direction relative to the shell; a plain bearing sleeve having an axial passage and an axial stud forming a longitudinal slot opening; a rotor provided with an internal thread and rotatably mounted on the axial stud of the sliding bearing sleeve; and a shaft connected to the valve needle, the shaft being guided in the axial passage of the sliding bearing sleeve, the shaft having a threaded section, the latter being guided in the axial longitudinal groove opening of the sliding bearing sleeve against a relative torsion between the shaft and the sliding bearing sleeve, the external thread of which radially protrudes beyond the circumference of the axial stud and engages with the internal thread of the rotor, such that the shaft is axially translationally movable relative to the plain bearing sleeve by rotating the rotor.

The invention relates to a hydraulic accumulator, in particular a diaphragm accumulator, at least consisting of two housing parts (10, 12) which are held against one another by means of a fixing ring connection (14) so as to form an accumulator housing (16), and having a separating element (20) which is arranged at least partially movably within the accumulator housing (16) and which separates two fluid chambers (24, 26) from one another, characterised in that, in the fixed state of a fixing ring (32) of the fixing ring connection (14), said fixing ring is completely covered towards the environment (34) by the housing parts (10, 12).

1. Device 2. The invention relates to a device for providing a liquid, which is under a discharge pressure, to a consumer (12) which can be connected to the device via a connection (10), at least consisting of a retractable and extendable bellows (16) which separates two fluid chambers (18, 20) from one another within a device housing (22), of which at least the one fluid chamber (18) is designed as a liquid chamber and, arranged in the interior of the bellows (16), is connected in a liquid-conducting manner to the connection (10) for the consumer (12).

The invention relates to a heat exchanger (3) with two fluid circuits, comprising: - a shell (30) formed by two concentric hollow cylinders (31, 32), having a central axis (X), and defining therebetween an annular space; - plates (300) each having a straight cross-section perpendicular to the central axis X, in the form of a portion of the involute of a circle or of a curve having a radius of curvature that increases from the inner cylinder towards the outer cylinder and close to an involute of a circle, the plates each connecting the two cylinders of the shell and being parallel to one another in the annular space, while delimiting therebetween, on either side of the same plate, a channel (33) of one of the two fluid circuits, referred to as the first circuit and, within each of the plates, a channel (34) of the other one of the two fluid circuits, referred to as the second circuit.

The utility model discloses a self-cleaning spray head of a double-fluid spray gun, which belongs to the technical field of double-fluid spray guns and comprises a gun barrel, one end of the gun barrel is in threaded connection with a spray head main body and a cleaning mechanism, the cleaning mechanism is arranged on the inner wall of the spray head main body, and one end of the inner wall of the spray head main body is in sliding connection with a push ring. One end of the push ring is fixedly connected with a plurality of cleaning brushes which are evenly distributed, one end of each cleaning brush is fixedly connected with a cleaning block, and cleaning assemblies are arranged on the outer wall of the gun barrel and the outer wall of the spray head body. By means of the mode, compressed air extrudes the push ring to drive the cleaning brush and the cleaning block to clean the spray head, the cleaning block has certain flexibility, the size of the cleaning block is slightly larger than that of the spray hole, impurities in the spray hole can be extruded out, the cleaning block is matched with the cleaning brush to clean the impurities, and the push ring enables the cleaning brush to return to the original position through the compression spring. When the double-fluid spray gun is used, the spray head can be self-cleaned, and the using effect of the double-fluid spray gun is improved.

A hydraulic device includes a rotor and port members including a high-pressure port and a low-pressure port. The rotor has a plurality of cylinders spaced at an angle about an axis of rotation and mating pistons movable within each cylinder. Each cylinder communicates with an open end at an outer surface of the rotor, and under operating conditions, each open end alternately communicates with the high-pressure port and the low-pressure port. Every two consecutive cylinders are interconnected via a fluid displacement member having a first opening and a second opening, and a closing element that is freely movable between the first and second openings and substantially blocks either the first or second opening if, under operating conditions, the pressure in the cylinder communicating with the second opening is higher or lower than that in the cylinder communicating with the first opening. Flow resistance is provided in the rotor at a distance from each open end, and the first and second openings of every two fluid displacement members communicating with a cylinder are fluidly connected to that cylinder on opposite sides of the flow resistance.

The invention discloses a three-soft coal seam gob-side entry driving collaborative roof cutting and pressure relief method. According to the method, a two-stage and two-fluid cooperative injection method of curing first and fracturing second is adopted. The method comprises the following steps: (a) arranging a roof cutting drill hole array on a gob-side entry driving entity coal side roof; (b) a first stage (curing): injecting a low-viscosity and fast-setting first fluid into the drill hole at a first pressure lower than the fracture pressure of the rock mass, and performing permeation curing on the wall surface of the drill hole and near-field microfractures to form a trap of cured sleeve structure; (c) curing and waiting; (d) a second stage (fracturing): injecting a high-viscosity, thixotropic and aggregate-carrying second fluid into the solidification casing pipe by using the same packer at a second pressure higher than the fracture pressure of the combination of the solidification casing pipe structure and the roof rock mass, and carrying out directional kerf fracturing; and (e) forming a through fracturing joint-cutting surface. According to the method, the problems of drilling stability and crack control in the three-soft rock mass are successfully solved.

Fluid coupling devices can be used in fluid handling systems. Some fluid couplings include multiple rigid components, two fluid seal members, and a seal spacer that is mechanically captured and / or clamped between rigid components of the fluid coupling. Such seal spacers can be used to separate the two fluid seal members and to position the fluid seal members in desired operational positions.

This invention discloses a bioreactor device, components, and operating method. The device includes: a container forming a sealed containment space, with at least two fluid ports communicating with the containment space; at least one plate, which may be a planar plate or a microporous plate, arranged in parallel within the containment space; and a shaft connected to at least one end of the container, passing through each plate, the plates rotating with the shaft or the container, the shaft being hollow and having openings for conveying fluid within the shaft to each plate. This technical solution is particularly suitable for cell and cell spheroid culture, enabling batch production based on the number and size of cell aggregates, thereby producing highly reproducible, reliable, homogeneous, and uniformly sized products. This improves the controllability, scalability, safety, and compliance of bioreactors, enhances the level of automated production, and meets the needs of large-scale clinical production.

The invention relates to a winder-unwinder device (1) for a two-fluid flexible hose assembly (2) comprising a first flexible hose (21) and a second flexible hose (22), which device (1) comprises a frame (4) supporting a rotation axis (8), and a drum (5) having a winding area (53) for the two-fluid flexible hose assembly (2) and mounted for rotation about the rotation axis (8) by means of bearings (9) interposed between the rotation axis (8) and the drum (5), characterized in that the device (1) further comprises a first rotating fitting (6) mounted on the rotation axis (8) and through which the first flexible hose (21) is able to be supplied with the first fluid (F1), and a second rotating fitting (7) mounted on the rotation axis (8) and through which the second flexible hose (22) is able to be supplied with the second fluid (F2). Figure to be published with the abbreviation: Fig. 1.