767 results about "Air channel" patented technology

An air guide frame, a fan head, and a handheld concentrating fan are provided. The air guide frame is configured to be arranged at an air outlet of a fan head and guide air from a fan. the air guide frame includes an inner frame and a separator ring arranged at a periphery of the inner frame; a first air channel is formed in a periphery of the separator ring; a second air channel is formed between the inner frame and the separator ring; and a wind speed of wind exported from the second air channel is greater than a wind speed of wind exported from the first air channel. Compared with the existing technology, the air guide frame having the first air channel and the second air channel can implement the wind speeds of winds blown out through the two air channels being different.

Methods and apparatuses for drying electronic devices are disclosed. An exemplary method comprises: placing a portable electronic device into a drying chamber; providing a first air channel, wherein the first air channel connects the drying chamber, a pressure-generating device, and a moisture-reducing device; generating a first air flow through the first air channel using the pressure-generating device; removing a first moisture from an interior of the portable electronic device to an exterior of the portable electronic device; detecting moisture removed from the portable electronic device; pausing the generating the first air flow through the first air channel based on the amount of moisture; providing a second air channel, wherein the second air channel connects the moisture-reducing device, the pressure-generating device, a valve, and an evacuation channel; generating a second air flow through the second air channel using the pressure-generating device; and removing a second moisture from the moisture-reducing device.

The invention discloses a plasma-enhanced direct-injection type liquid ammonia atomizing nozzle and a liquid ammonia combustor, and belongs to the field of liquid fuel combustion. The plasma-enhanced direct-injection type liquid ammonia atomizing nozzle comprises a liquid ammonia channel, a compressed air channel, an atomizing channel, a secondary air channel and a heating assembly, wherein the outlet end of the compressed air channel and the outlet end of the liquid ammonia channel are both communicated with the atomizing channel; the heating assembly comprises a high-voltage electrode, a ground electrode and a central air channel, the ground electrode is arranged on the outer side of the high-voltage electrode, and an outlet of the central air channel faces a discharge area formed by the high-voltage electrode and the ground electrode; a discharge area formed by the high-voltage electrode and the ground electrode is close to the liquid ammonia channel; a ground electrode hole is formed in the position, close to the liquid ammonia channel, of the ground electrode. Self-evaporation of preheated liquid ammonia is achieved through small plasma flames, efficient atomization of large-flow liquid ammonia is achieved, and consumption of atomization media is reduced while stable combustion is achieved.

A tool rest includes a plurality of attachment portions to which a plurality of tool holders are detachably attached respectively. Each of the tool holders includes a clamp mechanism for clamping a tool. The attachment portion includes a seat surface on which the tool holder is seated. The tool rest further includes: a first air channel to which air is supplied; a plurality of second air channels branched off from the first air channel and respectively extending toward the plurality of attachment portions, each of the plurality of second air channels being open to the seat surface of a corresponding one of the plurality of attachment portions; and a detector that is provided on a path of the first air channel and detects a state of an airflow.

Methods and apparatuses for drying electronic devices are disclosed. An exemplary method comprises: placing a portable electronic device into a drying chamber; providing a first air channel, wherein the first air channel connects the drying chamber, a pressure-generating device, and a moisture-reducing device; generating a first air flow through the first air channel using the pressure-generating device; removing a first moisture from an interior of the portable electronic device to an exterior of the portable electronic device; detecting moisture removed from the portable electronic device; pausing the generating the first air flow through the first air channel based on the amount of moisture; providing a second air channel, wherein the second air channel connects the moisture-reducing device, the pressure-generating device, a valve, and an evacuation channel; generating a second air flow through the second air channel using the pressure-generating device; and removing a second moisture from the moisture-reducing device.

The invention relates to a fuel cell integrated thermal component, system and method based on tail gas shunting, belongs to the field of fuel cells, solves the defects of the current fuel cell integrated thermal component, and comprises a combustor, an air heat exchanger, a reformer and an exhaust cooler which are sequentially sleeved and connected from inside to outside; the air outlet end of the combustor communicates with an inlet of a first tail gas channel in the air heat exchanger, the air heat exchanger is further provided with a first air channel, and the first tail gas channel is connected with the flow adjusting element. An inlet of a second tail gas channel of the reformer is communicated with a tail gas outlet of the gas inlet end of the first tail gas channel, a mixture channel is arranged in the reformer, a catalyst is loaded in the mixture channel, and the second tail gas channel is connected with a flow adjusting element; and a battery exhaust channel and a second air channel are arranged in the exhaust cooler, the air outlet end of the second air channel communicates with the air inlet end of the first air channel through an air connecting pipe, and the integrated thermal component is high in adjustment response speed.

A drinking device for the retronasal perception of an aroma substance. The drinking device comprises a storage container for drinking liquid, a head part, which can be fastened on the storage container and has a mouth end, at least one exchangeable aroma container, through which air can flow and which can be fastened on the head part, and a drinking straw, which is fixed in the head part. The drinking straw includes a transport channel for drinking liquid and an air channel for transporting aromatized air. The transport channel extends from the storage container towards the mouth end of the drinking device. The air channel extends from the at least one aroma container towards the mouth end.

Provided is a heat gun formed by wave-type heating bodies. The heat gun includes a housing assembly and a heating assembly mounted in the housing assembly, where an air supply assembly is fixedly mounted in the housing assembly. The heating wire is wound into a wave-type structure by dedicated equipment. Compared with a traditional slingshot-wire-type structure, the wave-type structure is capable of resisting deformation of the heating wire at a high temperature and in a process from a high temperature to a normal temperature such that defects caused by thermal expansion and contraction when the heating wire operates or stops can be avoided. After the wave-type structure of the heating wire is wound around a mica plate, a direction of the wave-type structure is exactly perpendicular to a direction of an air channel such that wind generated by a fan behind can blow out heat with maximum efficiency.

The invention provides a fuel injection device capable of fully mixing air and hydrogen fuel, the combustion stability and the combustion efficiency of the hydrogen fuel are improved, the problem of local overheating of a hydrogen fuel combustion chamber is avoided, and the pure hydrogen fuel injection device of the micro turbojet engine comprises an annular nozzle and a hydrogen fuel supply pipe which are arranged in the combustion chamber; the annular nozzle comprises a plurality of micro-mixing units, and each micro-mixing unit comprises an air channel and a fuel injection hole which are perpendicular to each other; a fuel gas road network is arranged in the annular nozzle and comprises a first gas path channel, a second gas path channel and gas holes; the first air channel and the second air channel are arranged in a front-back staggered mode in the axial direction of the annular nozzle, and the first air channel and the second air channel are communicated through the air holes. Each micro-mixing unit is communicated with the second gas path channel through a fuel injection hole, and the first gas path channel is communicated with the hydrogen fuel supply pipe.

The invention relates to the technical field of aircrafts, in particular to a turbine engine pre-cooling system and an aircraft. The turbine engine precooling system comprises a propulsion channel, a precooler, an air turbine, a radiator, a circulating pump and an engine. The precooler is located on the side, close to the air inlet, of the engine. The precooler is provided with a first heat exchange medium channel and an air channel; the radiator is arranged on the outer side of the propelling channel and provided with a second heat exchange medium channel and a fuel channel, and the second heat exchange medium channel communicates with the first heat exchange medium channel; the air turbine is arranged in a hollow channel in the center of the precooler, and the air inlet direction of the air turbine is parallel to the extending direction of the air channel. The circulating pump is arranged on the radiator and connected with the air turbine so as to drive the heat exchange medium to circularly flow between the first heat exchange medium channel and the second heat exchange medium channel; and a valve is arranged at an exhaust port of the air turbine, so that the heat exchange efficiency and the working condition adaptability are improved.

Device for keeping fresh produce conditioned, particularly for fruit, comprising a receptacle with a substantially cup-shaped chamber which is enclosed by a wall and conditioning means, wherein the conditioning means comprise at least a cooling device (35) and at least an air displacing device (55), wherein a cavity (25) comprises at least one air channel (25, 27) which is in open communication with the air displacing device so as to guide the forced airflow at least partially, and wherein an inner wall (21) is provided in the bottom with perforations (28) which maintain an open communication between the chamber and at least one of the at least one air channel.

A dehumidifier includes a housing, an evaporator, a condenser, a liquid condensing device, and a fan. The evaporator and the condenser are arranged in sequence in a first direction. A plurality of liquid condensing pipes in the liquid condensing device extend in a second direction, are communicated with a second air channel, and are located in a first region, a second region, and a third region. The first region, the second region, and the third region are arranged in sequence in a third direction. The first direction, the second direction, and the third direction are perpendicular to each other. A contact area between the liquid condensing pipes in the second region and air in a first air channel is greater than contact areas between the air in the first air channel and the liquid condensing pipes in the first region and the third region.

Methods and apparatuses for drying electronic devices are disclosed. An exemplary method comprises: initiating a drying operation in a drying apparatus comprising: generating a first air flow through a first air channel, routing, a moisture from an electronic device to a moisture-absorbing apparatus, absorbing, using the moisture-absorbing apparatus, the moisture from the electronic device, determining a first humidity and a second humidity, executing, based on the first humidity and the second humidity, a first computing operation, exhausting the first air flow to an exterior of the drying apparatus, determining a third humidity, and executing, based on the third humidity, a second computing operation.

The invention provides an endoscope suction valve and an endoscope, and relates to the technical field of endoscopes. The suction valve comprises a bonnet and a valve seat, two ends of the valve seat are respectively provided with an air channel and a suction channel, and the middle of the valve seat is provided with a negative pressure channel; the valve element is movably arranged in the valve seat so as to be switched between a first state and a second state, a cavity is formed between the valve seat and the valve element, the air channel, the cavity and the negative pressure channel form a first flow channel, and the suction channel, the cavity and the negative pressure channel form a second flow channel; the first sealing element and the second sealing element are arranged on the valve core; when the valve element is in the first state, the air channel is located on the lower side of the second sealing piece, the first flow channel is communicated, and the first sealing piece cuts off the second flow channel. When the valve element is switched to the second state, the second sealing piece moves to the position on the lower side of the air channel along with the valve element so as to cut off the first flow channel; the first sealing member opens the suction channel so as to communicate the second flow channel. The suction valve can be effectively protected, the size of the suction valve is controlled, and the fatigue feeling of a user in use is reduced.

A sound isolating ventilation panel is provided. The panel includes: a core assembly having a plurality of horizontal channels; a pair of cartridges having hollow centers and flanking both sides of the core assembly; and a pair of hollow sides flanking the pair of cartridges. Each of the cartridges has a proximally facing side having a plurality of air channel side apertures and a distally facing side comprising a plurality of sound resonator side apertures. A vertically oriented ventilation groove is formed through a front face of a first one of the cartridges and a vertically oriented ventilation groove is formed through a back face of the second one of the cartridges. The ventilation grooves, the hollow centers, the air channel side apertures and the horizontal channels together partially define Z-shaped air channels. The sound resonator side apertures and the hollow sides partially define a plurality of resonators.

The present invention provides a double-sided connector and a solid oxide stack, the double-sided connector comprising: a body having a first surface and a second surface; the plurality of first grooves are formed in the first surface, and the plurality of first grooves are arranged at intervals along the first direction; the plurality of second grooves are formed in the second surface, and the plurality of second grooves are communicated with one another. The air channel inlet and the air channel outlet are located on the two sides of the second grooves in the first direction, and the gas channel inlet and the gas channel outlet are located on the two sides of the first groove in the second direction. Based on the arrangement of the plurality of first grooves and the plurality of second grooves, the stack height of the stack is reduced, the volume occupation of the stack is reduced, and the heat loss surface area of the stack is reduced, so that the space utilization rate, the volume power ratio and the energy utilization efficiency of the stack are improved. And based on the gas channel inlet and outlet and the air channel inlet and outlet which are optimally designed, the gas leakage risk is reduced, and the utilization rate of gas and air is increased.

A stir-frying combustor comprises a furnace end, a fire distributor base, a stir-frying combustion piece, an inner ring fire cover and an outer ring fire cover, the furnace end comprises an injection pipe part and a gas outlet part, and the injection pipe part comprises an inner ring injection pipe and an outer ring injection pipe; the distributor base comprises a stir-frying gas outlet base, a stir-frying injection pipe, an inner ring gas groove, an inner ring gas inlet connector, an outer ring gas groove, an outer ring gas inlet connector and radial rib plates, the inner vertical gas outlet pipe is connected with the inner ring gas inlet connector in an inserted mode and supports the inner ring gas inlet connector, and the outer vertical gas outlet pipe is connected with the outer ring gas inlet connector in an inserted mode and supports the outer ring gas inlet connector; and the stir-frying combustion piece, the inner ring fire cover and the outer ring fire cover are respectively buckled with the stir-frying gas outlet seat, the inner ring gas groove and the outer ring gas groove. And an inner axial secondary air channel is arranged between the stir-frying air outlet seat and the axis hole of the inner ring fuel gas groove, so that sufficient secondary air is provided for the stir-frying combustion piece.

Disclosed is an air filtration system comprising a furniture item which may be a table; and at least one air filtration unit configured to integrate with the furniture item. In embodiments, the air filtration system includes at least one integrated receptacle configured to receive the air filtration unit and air channels in fluid communication with the receptacle, wherein the air channels are configured to channel filtered air from the air filtration unit.

The utility model provides a liquid storage component, which comprises a shell assembly, a liquid storage component, a liquid supply component and a liquid supply component, an air channel for supplementing air into the liquid storage cavity and / or a liquid channel for conveying a liquid matrix outwards from the liquid storage cavity are defined on the shell assembly; the base is detachably connected with the shell assembly; the first locking mechanism is connected with the base and is configured to move between a locking position and an unlocking position; the base or the first locking mechanism can seal at least one of the air channel and the liquid channel; when the first locking mechanism is located at the locking position, the base is limited to be detached from the shell assembly; when the first locking mechanism is located at the unlocking position, the base is allowed to be detached from the shell assembly. According to the liquid storage component, the base is locked at the locking position through the locking mechanism, so that the base is prevented from being detached from the shell assembly before unlocking, and the risk that the base is mistakenly touched by children is avoided.

The utility model belongs to the technical field of combustion, and particularly discloses a fire grate and a combustor. The fire grate comprises an inner shell, a rectification inner core and an outer shell assembly. Two inner rectifying plate parts are arranged at the upper end of the inner shell; the rectification inner core is inserted between the two inner rectification plate parts and is provided with a plurality of rectification inner plates, the two rectification inner plates on the outermost side are attached to the adjacent inner rectification plate parts, a first flame channel is formed between every two adjacent rectification inner plates, and the lower end of each first flame channel communicates with the corresponding first injection channel; second flame channels are formed in the positions, on the two opposite sides of the inner shell, of the outer shell assembly, an air channel is formed between the outer shell assembly and the inner shell, a communicating structure is arranged between the inner shell and the outer shell assembly, and the second flame channels communicate with the second injection channel through the communicating structure. According to the utility model, the combustion sufficiency can be improved, the local high temperature generated by combustion is reduced, and nitrogen oxides generated by combustion are reduced.

The invention provides an environment refractive index sensor based on enhanced positive and negative Goos-Haenchen shift and a monitoring method, relates to the technical field of metasurface sensors, and is used for solving the technical problem that the sensitivity of an existing environment refractive index sensor is low as the Goos-Haenchen shift is difficult to enhance. The sensor includes: a substrate; the Bragg reflector, the top layer and the double gratings are sequentially stacked on the substrate; the double grating is formed by periodically arranging unit structures composed of two same grating strips, and the width of an air channel between the two grating strips is different from the width of air channels on the two sides of the two grating strips, so that the unit structures have asymmetry. When incident light enters the double grating at a non-vertical angle, the double grating can convert an ideal bound state into a double quasi bound state with a high-quality factor by utilizing asymmetry of a unit structure, so that positive and negative Goos-Haenchen shift is enhanced.

The invention provides a two-phase oscillation jet flow micro-nano bubble generator and a use method, and relates to the technical field of micro-nano bubble generation, the two-phase oscillation jet flow micro-nano bubble generator comprises a body, the body comprises a water inlet, a power nozzle, an interaction area and an outlet channel which are communicated in sequence, the water inlet is used for generating jet flow, and two feedback channels are arranged on the two sides of the interaction area respectively; one ends of the two feedback channels are communicated with the power nozzle, the other ends of the two feedback channels are communicated with the outlet channel, the two air channels are arranged on the two sides of the two feedback channels, one end of each air channel is communicated with the feedback channel on the same side of the air channel, and the other end of each air channel is communicated with gas; the jet flow crushes gas to form micro-nano bubbles under the action of liquid in the feedback channel and the gas in the air channel, and the micro-nano bubbles are sprayed out from the outlet channel; the gas phase and the liquid phase jointly act on the jet flow, so that the jet flow continuously deflects in the reaction area, and the gas is continuously cut and crushed to generate micron-scale and even nano-scale bubbles.

A heat-not-burn aerosol-generating product, comprising a filter section (1), an airflow channel section (2), an aerosol-generating material section (3) and a wrapping layer (4), wherein the filter section (1), the airflow channel section (2) and the aerosol-generating material section (3) are sequentially connected to each other, and the wrapping layer (4) is at least arranged outside the airflow channel section (2); the airflow channel section (2) is axially provided with central air channel (21) in the center, gap (23) is provided between the airflow channel section (2) and the wrapping layer (4), and air inlet (22) is provided at the position of the wrapping layer (4) corresponding to the airflow channel section (2); and during operation, external air enters the central air channel (21) through the air inlet (22) via the gap (23). By means of the air intake mode where the air inlet (22) is in communication with the gap (23), airflow is more stable, and the suction stability is better. In addition, generated aerosol is extracted by air at an intersection of the airflow channel section (2) and the aerosol-generating material section (3), most of the air does not directly pass through the aerosol-generating material section (3) for heat exchange, and a substrate in the aerosol-generating material section (3) is not disturbed by the airflow, such that the aerosol has a moderate temperature, is relatively pure and has an excellent taste.

Methods and apparatuses for drying electronic devices are disclosed. An exemplary method comprises: initiating a drying operation in a drying apparatus comprising: generating a first air flow through a first air channel, routing, a moisture from an electronic device to a moisture-absorbing apparatus, absorbing, using the moisture-absorbing apparatus, the moisture from the electronic device, determining a first humidity and a second humidity, executing, based on the first humidity and the second humidity, a first computing operation, exhausting the first air flow to an exterior of the drying apparatus, determining a third humidity, and executing, based on the third humidity, a second computing operation.

The invention relates to a device (1) for strapping palletized goods (2), comprising at least a dispensing device (3) for providing a strapping band (4) and a band guiding device (5) for strapping the goods (2) with the strapping band (4). According to the invention, the band guiding device (5) has at least one upper arm (6) and one lower arm (7) for guiding the strapping band (4), wherein the upper arm (6) has an exit area (6a) for exiting a band end (4a) of the strapping band (4) and the lower arm (7) has an entry area (7a) for inserting the band end (4a), and wherein the band guiding device (5) has an at least approximately vertical air gap (8) between the exit area (6a) and the entry area (7a).Furthermore, it is provided that a drop body (9) of the belt guide device (5) can be detachably attached to the strapping band (4), so that the strapping band (4) with the drop body (9) can be guided by gravity along the air path (8) to the entry area (7a) of the lower arm (7).

Methods and systems for electrically heating and cooling rollers is described. A system may include one or more rollers comprising one or more electrical heating elements and one or more air channels. The one or more electrical heating elements may integrated to a power source and control circuit through an electrical contact on at least one end of the roller. The control circuit may additionally receive input from one or more temperature sensors.

The invention concerns a Brake carrier (10) for disc brake arrangement (11), the disc brake arrangement (11) having brake pads (24) that are displaceable relative to a brake disc (100), wherein the brake carrier (10) is configured to support the brake pads (24) during their displacement; wherein the brake carrier (10) comprises at least a first portion (14) that is arrangeable on a first side (13) of the brake disc (100), a second portion (16) that that is arrangeable on a second side (15) of the brake disc (100) and two connecting portions (18, 20) each connecting the first and second portions (14, 16); wherein at least one of the connecting portions (18, 20) comprises an air channel (12) having a first end (34) that is arranged so as to face towards the brake disc (100). Also disclosed is a disc brake arrangement (11) comprising such a brake carrier (10).

A method for preventing a spray gun from blocking and a multi-component spray gun for spraying a rapid solidification material. A front-end chamber (16) of the spray gun is provided with an air channel (16b) for discharge of a leaked rapid solidification material. When a trigger of the spray gun is pulled to spray the rapid solidification material, if the rapid solidification material leaks into the front-end chamber (16b) in an area of a portion at which a side seal (30) is in contact with a mixing chamber (18), the leaked rapid solidification material is to be blown out, along with passing compressed air, from the air channel (16b) to an outside of the spray gun, and thus the leaked rapid solidification material does not accumulate in the front-end chamber (16) and react and solidify to block the spray gun, and a problem that the spray gun is blocked is solved.

According to the low-loss high-speed parallel line, the extrusion molding method of the insulating cores and the lotus root core extrusion molding mold, the low-loss high-speed parallel line comprises the two signal conductors which are arranged side by side, the outer side of each signal conductor is provided with the corresponding insulating core, and the two insulating cores are internally provided with the air channels which are distributed in a lotus root shape. The air channel enables the void ratio of the insulating core to be large, so that the dielectric constant of the whole cable can be reduced, the insertion loss is reduced to a great extent, and the cable is suitable for higher bandwidth data transmission requirements. Moreover, a shielding layer and an outer coating layer are sequentially arranged outside the two insulating cores from near to far, two drainage wires which are arranged side by side with the insulating cores and are symmetrical to each other are arranged between the shielding layer and the outer coating layer or between the two insulating cores and the shielding layer, and the two drainage wires are respectively and conductively connected with the shielding layer. Therefore, the grounding and tensile effects can be achieved, and the stability of the parallel line pairs can be effectively improved.