180 results about "Venturo" patented technology

An apparatus is provided for suction of a secondary fluid into a primary fluid through one or multiple gaps in contact with a venturi. The venturi imparts a high velocity on the primary fluid to flow across a gap in contact with the venturi and draw in the secondary fluid. The apparatus employs a linear venturi with the flow area, or opening, in the form of a narrow ring or narrow rectangle to increase the length of the gap in contact with the venturi. One gap is provided and positioned in contact with one side of the narrow venturi opening, or two gaps are provided having one positioned in contact each side of the narrow venturi opening. The linear venturi is housed in assemblies referred to as “eductors.” Various eductor embodiments are provided including: 1), cylindrical housings with one or multiple concentric linear venturi with openings in the form of narrow rings; 2), rectangular housings with a single rectangular linear venturi with an opening in the form of a narrow rectangle, with multiple rectangular linear venturi with inlets positioned around a primary fluid inlet to flow radially outward through the multiple venturi, with multiple rectangular linear venturi with outlets positioned around a mixing chamber to cause circulation of the flow of fluids; 3), a cylindrical housing with linear venturi with an opening in the form of a narrow ring adapted for inserting into piping; and 4), cylindrical housings with linear venturi with an opening in the form of a wide ring adapted for installation in piping.

The invention relates to a polarizing machine comprising a stand and a machine case, wherein the machine case is arranged on the stand and internally comprises a venturi tube, a cloth guide device and an impacting grating plate, wherein the cloth guide device is positioned on the front end of the venturi tube, the impacting grating plate is positioned on the rear end of the venturi tube, and the venturi tube is communicated with an air inlet tube; the machine case comprises a high-temperature box, a heat insulation box and a cooling box, wherein the heat insulation box is communicated with the high-temperature box, and the cooling box is communicated with the heat insulation box; the air inlet tube comprises a high-temperature air tube, a heat insulation air tube and a cooling air tube, wherein the high-temperature air tube is communicated with the venturi tube positioned in the high-temperature box, the heat insulation air tube is communicated with the venturi tube positioned in the heat insulation box, and the cooling air tube is communicated with the venturi tube positioned in the cooling box; the machine case also externally comprises a cloth conveying device and a cloth discharge device, wherein the cloth conveying device is used for conveying fabrics into the high-temperature box, and the cloth discharge device is used for discharging the fabrics out of the cooling box. The invention can uninterruptedly polarize the fabrics, thereby ensuring that the fabrics have soft hand feeling, surface plumpness and bulkiness; and in addition, the invention generates certain preshrinking effect.

The invention relates to an airflow type particle swing machine, which comprises a rack and a chassis which is arranged on the rack and provided with a fabric channel. The interior of the chassis comprises at least two Venturi tubes communicated with the fabric channel, fabric guide devices positioned at the front ends of the Venturi tubes and grille striking plates positioned at the rear ends of the Venturi tubes; each Venturi tube is communicated with an air inlet pipe, and the air inlet pipe is connected with a heating device outside the chassis; and a pipeline, two ends of which are communicated with the fabric channel to form a cycle, is arranged outside the chassis. The airflow type particle swing machine has simple structure, swings particles for fabrics by adopting mechanical and physical methods, is suitable for particle swing treatment of long fabrics, and can produce the fabrics in accordance with standard length; and after particle swing, the fabrics have soft handfeel and plump surfaces, are fluffy, and generate certain pre-shrinkage effect at the same time.

The invention relates to a disposable package (2) for dispensing at least one edible preparation based on an edible liquid, said package comprising at least one closed compartment containing the edible liquid, the compartment comprising a venturi for receiving Means of extracting and mixing means (1) of the tubular type and means (17) for closing said package. The invention is particularly characterized by a channel (8) through the bottom (7) and cover, said channel providing for a venturi nozzle (13) which can be removed by piercing or Seal (10) to extract the edible liquid in the package. The invention finds particular application in the manufacture of hot beverages and/or cappuccino-type emulsified beverages or the like.

The embodiment of the invention discloses a flow guiding ring structure, an axial flow fan and an air conditioner, relates to the denoising field and is used for lowering the pneumatic noise of the axial flow fan in the using process on the premise that the air outflow amount of the fan is guaranteed. The flow guiding ring structure comprises a ring body; the ring body comprises a closed cavity and a through hole; the minimum diameter position of the ring body is provided with open holes; the cavity is communicated with the through hole through the open holes; and fluid in the through hole can enter the cavity through the open holes. Due to the above technical scheme, on the premise that the Venturi tube effect of the flow guiding ring structure is guaranteed, the open structure is added on the surface, the turbulent energy of blade top airflow is transmitted out of a fan area in the radial direction, and therefore the denoising purpose is achieved.

The invention relates to the field of conveying materials by jetting fluid, in particular to a material-in-air conveying principle and technical scheme of conveying a material by fluid. The device comprises a power part, a base, a material conveying system and a material air-wrapped feeding system. A spiral blade (10) is driven by the power part (1), the spiral blade (10) provides power for the axial movement of materials when rotating, and the circumference movement of the spiral blade (10) is converted to the axial movement of the materials. High pressure air (8) enters an air pipe cavity from a side air inlet, and is annularly jet into a venturi pipe from a gas between the outer side of a nozzle and the venturi pipe. Due to the obvious action of Condar effect, the high pressure air (8) jet from the gap flows forward closely to the inner wall of the venturi pipe, one layer of continuous air film is attached to the inner side of the venturi pipe, and middle materials are wrapped by the air and conveyed forward. The invention has the advantages of good wear resistance property, small conveying resistance, large material to gas ratio, high efficiency, low price, small pump height, adaptability to the conveying of high-temperature materials, coarse powder particles and the like.

Disclosed herein is a combination venturi check valve for introducing a composition, such as ozone, into the fluid circulation line of a swimming pool, spa, and/or other recreational body of water. The combination venturi check valve preferably includes a fluid inlet, a fluid outlet, a venturi passage for suctioning in the composition, and a bypass passage with a valve enabling compatibility with pumps having different flow rates, for example. In an aspect of the invention, the venturi and bypass passages are inline with the fluid inlet and fluid outlet. In another aspect of the invention, the venturi and bypass passages share a common wall, and/or the housing is modular and/or integrally formed. In yet another aspect of the invention, the valve automatically adjusts the flow rate of fluid through the bypass passage without requiring human intervention.

The invention relates to a device for pumping a liquid from a package (5) for dispensing it in heated, frothed or emulsified form, the device comprising a venturi-type suction element adapted to be connected to a pressure Connector for a carrier fluid generator, said pumping unit comprising a main body (4, 50, 52) with a carrier fluid introduction conduit (21, 27) leading into a suction chamber (25) and at least one for pumping Suction tube (33) for sucking liquid contained in packaging (5), characterized in that said suction means comprise nozzles (1, 2, 3) and fixing and opening means (13, 15, 30), This fixing and opening device connects said nozzles (1, 2, 3) with said package (5) and puts said suction tube (33) in communication with the liquid inside the package (5). The present invention is useful for preparing cappuccino or other fizzy beverages.

An integrated moist steam flow dryness measuring device comprises a double-Venturi tube. The double-Venturi tube is composed of an input Venturi tube and an output Venturi tube which are connected in series, the diameter of a port of the input Venturi tube is equal to the diameter of a port of the output Venturi tube but the diameter ratio of the throat part of the input Venturi tube is not equal to the diameter ratio of the throat part of the output Venturi tube. The input Venturi tube and the output Venturi tube are connected with differential pressure measuring devices for measuring the differential pressure of the throat parts of the input Venturi tube and the output Venturi tube. The input Venturi tube is further connected with a pressure measuring device used for measuring the pressure of a pipeline of the input Venturi tube. Preferably, each differential pressure measuring device comprises a condenser and a pressure difference transmitter, wherein the condenser is connected with a throat pipeline of the corresponding Venturi tube, and the pressure difference transmitter is connected with a pipeline of the condenser. By means of the integrated moist steam flow dryness measuring device, the total flow and dryness of the moist can be calculated on line in real time due to the fact that the two Venturi tubes with different structures are connected in series.

The invention discloses a premixing and homogenizing coupling type bubble generator. The bubble generator comprises a gas-liquid premixing section, a gas-liquid intensified mixing section, a gas-liquid homogenizing section and a vortex breaking section which are connected in sequence; the gas-liquid pre-mixing section is configured to perform primary shearing dispersion on gas-liquid two phases by utilizing high-speed turbulent flow to form a gas-liquid mixing dispersion field; the gas-liquid reinforced mixing section comprises a swirling section and a contraction section which are sequentially distributed, and a multi-dimensional swirling flow field is formed in the swirling section and is configured to induce the gas-liquid mixed phase from the gas-liquid premixing section to generate swirling flow motion; a flow channel of which the diameter is gradually reduced along the flowing direction of the gas-liquid mixed phase is formed in the contraction section; at least two stages of venturi tube-shaped flow channels which are connected in series are formed in the gas-liquid homogenizing section; and a micro-channel is formed in the vortex breaking section.

The invention discloses a gas-liquid two-phase flow heat insulation shield pump in an air conditioner refrigeration cycle system. The pump comprises a main pump, a separation tank, an air exhaust assembly, an inlet pipe, an outlet pipe and an air entraining pipe. An inlet of the main pump is connected with the bottom of the separation tank, an outlet of the main pump is connected with the outlet pipe, the air exhaust assembly is arranged on the outlet pipe, one end of the air entraining pipe is connected with the air exhaust assembly, and the other end of the air entraining pipe is connected with the top of the separation tank. The air exhaust assembly comprises a branch pipe, a first venturi pipe, a second venturi pipe and a pressure regulating valve. The first venturi tube is arranged onthe outlet pipe; one end of a parallel pipeline of the branch pipe serving as the outlet pipe is connected to the throat of the first venturi pipe, the other end of the parallel pipeline is connectedwith the inlet end of the first venturi pipe, the second venturi pipe and the pressure regulating valve are arranged on the branch pipe, the pressure regulating valve is closer to the main pump thanthe second venturi pipe, and the throat of the second venturi pipe is connected with an air entraining pipe.

The invention discloses a spiral venturi scrubber comprising a venturi pipe and a first water-sealing type water discharging device, wherein the venturi pipe is formed by connecting a retractable pipe, a compressed throat pipe and a spiral gradually-expanded pipe in sequence; the retractable pipe and the spiral gradually-expanded pipe are internally and respectively provided with first and second spraying and washing devices; and the bottom of the scrubber is provided with a water outlet which is connected with the first water-sealing type water discharging device. The invention further discloses a wet-method desulphurization and denitration dust-collecting system comprising a main desulphurization dust-collecting tower, a secondary desulphurization dust-collecting tower, a dehydrator and the spiral venturi scrubber; and the scrubber is communicated with the bottom end of the main desulphurization dust-collecting tower through a connecting flue; the top of the main desulphurization dust-collecting tower is communicated with the top of the secondary desulphurization dust-collecting tower through the dehydrator; and an air inlet of the secondary desulphurization dust-collecting tower is higher than the bottom surface of the dehydrator. The spiral venturi scrubber has the advantages of small volume, low energy consumption, high dust-collecting efficiency, good desulphurization and denitration effects and the like.

The invention discloses a pigment blending device for art pattern design. The pigment blending device comprises a pigment blending barrel, a barrel cover, quantitative pigment storage devices, Venturitubes, gas supply devices and conveying pipes; the barrel cover is arranged at the top of the pigment blending barrel, and three first through holes are formed in the barrel cover in the longitudinaldirection; the three quantitative pigment storage devices penetrate into the through holes from the upper end openings of the through holes in the longitudinal direction correspondingly and are connected with the through holes in a sealed mode, and openings for pigment to flow out are formed in the bottom walls of the quantitative pigment storage devices; the three Venturi tubes are correspondingly arranged on the bottom wall of the barrel cover on the peripheral walls of the lower ports of the through holes in the longitudinal direction, and the top ends of the Venturi tubes are connected with the bottom wall of the barrel cover in a sealing mode; the gas supply devices are correspondingly in communication with the Venturi tubes; and the top ends of the three conveying pipes are in communication with the openings correspondingly, the bottom ends of the conveying pipes penetrate through the corresponding through holes and enter the correspondingly Venturi tubes, and electromagnetic valves are further arranged on the conveying pipes. According to the pigment blending device for art pattern design, pigment can be dispersed in the Venturi tubes, agglomeration of the pigment in the pigment blending barrel is reduced, the stirring time can be shortened during blending, and therefore energy consumption is reduced.

The invention relates to a fire extinguishing container. An enclosure, vehicle, and method for containing an overheating device are provided. An enclosure includes a body and a door that form a volume. The body includes is connected to a Venturi tube that is in communication with a fluid flow path flowing across an opening at an opposite end. In the event an overheating device is placed in the enclosure, a pressure sensor measures a pressure in the volume and a controller opens a first valve in a flow path through the Venturi tube so that air is pumped from the volume via the Venturi effect. The first valve is closed when the measured pressure drops below a threshold pressure. The enclosure can also include an extinguishing agent that can be expelled into the volume if a temperature sensor measures a temperature above a threshold temperature.

The invention discloses a device for collecting carbon powder of a carbon brush. The device comprises a Venturi tube, wherein an air inlet in one end of the Venturi tube is connected with a high-pressure air source, an air outlet in the other end of the Venturi tube is connected with a filter, and a negative pressure opening of the Venturi tube is connected with a carbon powder discharging opening in the lower end of a carbon brush cavity. According to the device for collecting the carbon powder of the carbon brush, the field adaptability is high when existing compressed air is used, electrical apparatus elements cannot be interfered when the compressed air is used, the structure is simple, the size is small, and the practicability is high.