Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

47results about How to "Improve the smoke effect" patented technology

Range hood and control method and control device thereof

The invention discloses an extractor hood and a control method and a control device thereof.The extractor hood comprises at least two independently-lifting smoke gathering cavities, and the control method comprises the steps that a neural network model is adopted, and based on first video information, first image information and oil smoke concentration information of a target cooking area, the first video information and the first image information are obtained; determining cookware size information, cookware type information, cooking temperature information, concentration standard exceeding information and cooking fume movement information; the lampblack movement information comprises lampblack speed information and lampblack direction information; according to the pot type information, the cooking temperature information, the concentration standard exceeding information and the oil smoke speed information, the suction demand level of the target cooking area is determined; according to the suction demand level and the cookware size information, the target height of a smoke gathering cavity corresponding to the target cooking area is determined, and the smoke gathering cavity is controlled to descend to the target height from the initial position. According to the technical scheme, the oil smoke suction efficiency of the range hood in a complex cooking scene can be improved, and the use experience of a user is improved.
Owner:HANGZHOU ROBAM APPLIANCES CO LTD

Smoking machine suitable for smoking food materials

The utility model discloses a smoking machine suitable for smoking food materials. The smoking machine comprises a smoking furnace, a smoke generator and a circulating fan assembly, the smoking furnace comprises an outer box shell and a smoking chamber; the smoke generator comprises a smoke shell and a smoke hanging box; the fuming hanging box is detachably mounted in the fuming shell; the circulating fan assembly is arranged at the top of the smoking chamber and can form circulating airflow and suck smoke in the smoking chamber back to the smoking chamber. According to the utility model, the circulating fan assembly is arranged at the top of the smoking chamber, circulating airflow can be formed between the smoking chamber and the smoke generator, and the flowing efficiency of smoke in the smoking chamber is accelerated, so that on one hand, the smoke can be better and uniformly covered on the outer surface of food, and under the working condition that the smoke flows quickly, the smoking concentrations of upper and lower smoking areas are close to each other; the smoking effect of the food materials is more uniform; on the other hand, due to the accelerated flowing of the smoke, the smoking and pickling efficiency can be improved, and the processing and cooking efficiency of the food materials is improved.
Owner:GUANGDONG AOLI MING AVIATION FOOD CO LTD

Ultra-large suction silencing smoke hood

The utility model provides an ultra-large suction silencing smoke hood, which relates to the technical field of smoke suction hoods and comprises a smoke suction mechanism, a cleaning mechanism is arranged at the top of the smoke suction mechanism, the smoke suction mechanism comprises a smoke suction hood, a protective cylinder is fixedly communicated with the top of the smoke suction hood, a centrifugal fan is fixedly mounted on one side of the inner wall of the protective cylinder, and a smoke outlet cylinder is fixedly communicated with the top of the protective cylinder. The cleaning mechanism comprises a water tank, the top of the water tank fixedly communicates with a pump, the output end of the pump fixedly communicates with a guide pipe, and the output end of the guide pipe fixedly communicates with one side of the outer wall of the smoke outlet barrel. According to the range hood, by arranging the cleaning mechanism, a washing agent can be added into the smoke suction cover, so that the centrifugal fan can be washed, oil fume can be prevented from being gathered in the centrifugal fan, normal work of the centrifugal fan cannot be affected by the oil fume, and the smoke suction effect of the range hood is greatly improved.
Owner:SHANDONG DAGUANGMING VENTILATION EQUIPMENT CO LTD

Range hood

ActiveCN222597825UImprove the smoke effectprevent escapeThermodynamicsMechanical engineering
The utility model provides a range hood and relates to the technical field of kitchen appliances. The extractor hood comprises an extractor hood body and an oil receiving box, the extractor hood body is provided with a fixing plate and an air inlet plate, the extractor hood body is fixed to the wall face through the fixing plate, the air inlet plate is provided with a rear side area close to the fixing plate, a first air inlet is formed in the rear side area, and the oil receiving box is connected to the extractor hood body and located below the first air inlet. The orthographic projection of the first air inlet is located in the range of the oil receiving box, and a gap for oil smoke to pass through is formed between the oil receiving box and the first air inlet. According to the range hood, the smoke suction capacity of the rear side of the range hood is improved, oil smoke is prevented from escaping from the wall surface and the periphery of a wall due to the adsorption force of the wall, and oil drops formed by condensing the sucked oil smoke can drop into the oil receiving box below the first air inlet.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

Oil net fixing component and range hood using the same

ActiveCN113446645BImprove the smoke effectimprove qualityAir volumePetroleum engineering
The present invention discloses an oil net fixing assembly and a range hood using the same, wherein the oil net fixing assembly comprises an oil net body and an oil net fixing frame, the oil net fixing frame is provided with two oil net installation openings of different sizes, the oil net body is provided with two and respectively provided in the two oil net installation openings, and is used to keep the air intake at the two oil net bodies the same when the range hood is turned on. The present invention provides two oil net installation openings of different sizes on the oil net fixing frame, and since the wind cabinet in the existing double-chamber range hood is not installed in the middle of the hood, when the range hood is turned on, the air intake at the two oil net bodies can be effectively guaranteed to be the same, thereby not only avoiding the problem of inconsistent smoking effects of the two oil net bodies, but also effectively improving the smoking effect of the range hood, and at the same time also improving the quality of oil fume suction and user experience of the oil net fixing assembly.
Owner:VATTI CORP LTD

A smoke collecting structure of a range hood and a range hood

ActiveCN112539441Bvolume changeExpand the range of smoke collectionDomestic stoves or rangesLighting and heating apparatusThermodynamicsMechanical engineering
The application discloses a smoke collecting structure of an oil fume extractor and the oil fume extractor. The smoke collecting structure comprises a smoke collecting cover, a smoke collecting cavity is arranged in the smoke collecting cover, at least one telescopic body capable of being telescopically extended outwards or telescopically retracted inwards relative to the smoke collecting cavity is arranged on the smoke collecting cover, and the telescopic body is used for changing the volume of the smoke collecting cavity. The volume of the smoke collecting cavity can be changed by arranging the telescopic body capable of being telescopically extended outwards or telescopically retracted inwards relative to the smoke collecting cavity on the smoke collecting cover, and the application range of the oil fume extractor is enlarged. The application further provides an oil fume extractor which comprises a machine box and further comprises the smoke collecting structure of the oil fume extractor arranged at the bottom of the machine box.
Owner:QINGDAO HAIER WISDOM KITCHEN APPLIANCE CO LTD +1

Range hood and control method of range hood

ActiveCN115962499Breduce power consumptionImprove the smoke effect
The application relates to an extractor hood and a control method of the extractor hood. The extractor hood comprises an air suction port, an air duct and an exhaust fan. The working process of the exhaust fan at least comprises a target power running section corresponding to a first back pressure range and a target air volume running section corresponding to a second back pressure range. In the target power running section, the back pressure value detected by the extractor hood is within the first back pressure range, and the exhaust fan runs according to the target power within a preset first error range. In the target air volume running section, the back pressure value detected by the extractor hood is within the second back pressure range, and the exhaust fan runs according to the target air volume within a preset second error range. The application divides the running process of the exhaust fan of the extractor hood into the target power running section and the target air volume running section, utilizes the target power running section to drive the airflow flow of the oil fume output side of the extractor hood, reduces the back pressure of the extractor hood, utilizes the target power running section to form good airflow organization, improves the oil fume extraction effect and reduces power consumption.
Owner:GUANGDONG CHENGYI TECH CO LTD

Cooked meat food processing device

ActiveCN222622087UGuarantee the smoke effectImprove the smoke effectMeat/fish preservationElectric machineryCooked food
The utility model relates to the technical field of meat cooked food processing, in particular to a meat cooked food processing device which comprises a smoking tank and stirring blades, a material storage box is fixed on one side of the outer surface of the smoking tank, a first material discharging pipe is fixed at the bottom of the material storage box, and a second material discharging pipe is fixed at one end, far away from the material storage box, of the first material discharging pipe. A forward and reverse motor is fixed to the top end in the storage box, a first connecting rotating rod is installed at the output end of the forward and reverse motor, the stirring blades are located on the outer surface of the first connecting rotating rod, a fixing frame is fixed to the end, away from the forward and reverse motor, of the first connecting rotating rod, and a threaded rod fixedly connected with the fixing frame is installed at the lower end of the fixing frame. According to the cooked meat processing device, the storage box, the first discharging pipe, the second discharging pipe, the forward and reverse motor, the first connecting rotating rod, stirring blades, a fixing frame, a threaded rod, a plugging block, a threaded through hole, a limiting block, a smoke sensor and a control box are arranged, so that automatic filling work of the device can be achieved.
Owner:SHANDONG NATURAL ZHIMEI BIOTECHNOLOGY CO LTD

An easy-to-clean oil-proof integrated stove

The invention discloses an easy-to-clean oil-proof integrated stove, comprising an integrated stove body, a stove plate box and a smoking plate, wherein a cleaning mechanism is arranged on the stove plate box, and a disassembly mechanism is arranged on the bottom end of the smoking plate; the cleaning mechanism comprises a push handle, a movable frame, a brush plate, an oil wiping cloth, a slide plate, a slide groove, a filter screen, an oil guide plate, a pull plate, a pull rod, an oil collecting box and a limit card plate, wherein the push handle is fixedly mounted on the movable frame on the side near the top, and through the joint action of various mechanisms, it is convenient for personnel to clean the oil stains accumulated on the stove plate box, and it is not necessary for personnel to disassemble the stove plate box as a whole for cleaning, which saves manpower, greatly saves personnel's cleaning time for the stove plate box, improves personnel's cleaning efficiency, reduces the frequency of personnel's disassembly and assembly of the stove plate box, thereby reducing the wear and tear caused by the stove plate box when being disassembled and assembled again, and prolongs the service life of the stove plate box, and belongs to the technical field of integrated stoves.
Owner:SHENGZHOU GEXIANG ELECTRIC APPLIANCE CO LTD

A range hood and a range hood control method

PendingCN122504893AImprove the smoke effectMechanical engineeringSmoke
This application belongs to the field of range hood technology and discloses a range hood and a range hood control method. The range hood includes a smoke collection hood, a smoke gathering plate, a front baffle, a detection module, and an opening adjustment mechanism. A main smoke collection chamber is formed inside the smoke collection hood, and a slot communicating with the main smoke collection chamber is provided on the upper part of the front side wall of the smoke collection hood. The first end of the smoke gathering plate is located on the front side wall of the smoke collection hood and above the slot. The first end of the front baffle is fixed to the inner side wall of the smoke gathering plate and is set at an angle to the smoke gathering plate, and at least part of its second end is located in the slot. The front baffle has a first smoke inlet and a second smoke inlet arranged in a left-right direction. The detection module is located on the front side wall of the smoke collection hood and below the front baffle. The detection module is used to detect the temperature and oil fume concentration on the left and right sides of the stove. The opening adjustment mechanism adjusts the opening and closing of the first smoke inlet and the opening degree of the second smoke inlet according to the detection results of the detection module to adapt to the oil fume extraction needs of different cooking conditions and improve the oil fume extraction effect.
Owner:HANGZHOU ROBAM APPLIANCES CO LTD

A smoking device employing a two-stage cyclone air atomizing nozzle

ActiveCN224293571UImprove the smoke effectLiquid spraying apparatusAerosolizeSmoke screen
The utility model provides a kind of smoke generator using two-stage cyclone air atomization nozzle, belong to smoke generator technical field, the smoke generator includes micro turbojet engine nozzle and is arranged at the smoke nozzle of micro turbojet engine nozzle export side, the inside of smoke nozzle is provided with atomizing device, the outlet of atomizing device and the outlet of smoke nozzle are set same direction;When working, micro turbojet engine is used as smoke power source, high temperature high pressure high-speed airflow generated from micro turbojet engine turbine export flows out from micro turbojet engine nozzle and enters from smoke nozzle import, smoke agent enters atomizing device, atomizing device is fully atomized after smoke agent and is discharged into smoke nozzle, and after atomization, smoke agent and airflow are fully mixed and are discharged from smoke nozzle outlet, and large-scale smoke screen is formed in short time, solve the problem that existing high-power smoke generator directly forms smoke screen due to smoke agent not passing through atomization, reduce smoke effect, cause smoke agent waste.
Owner:LUZHOU MAOWEI TECH CO LTD

A multi-baffle linkage plate group and a range hood

This invention belongs to the field of range hood technology and discloses a multi-baffle linkage plate assembly and a range hood. The multi-baffle linkage plate assembly includes a driving device and a baffle assembly. The driving device is installed inside the range hood housing. The baffle assembly includes a first baffle and a second baffle that are rotatably connected. The first baffle is rotatably connected to the top of the opening side of the range hood housing. The driving device can simultaneously drive the first and second baffles to rotate outward, expanding the smoke collection space, providing better smoke blocking effect, and reducing obstruction of the user's view. There is no movement interference between the first and second baffles, and the smoke intake formed by the range hood is closer to the smoke generation area, resulting in better smoke extraction. The range hood of this invention uses the above-mentioned multi-baffle linkage plate assembly, which provides good smoke extraction effect, and the baffles do not obstruct or interfere with the user's view, thus improving the user experience.
Owner:HANGZHOU ROBAM APPLIANCES CO LTD

A side suction type range hood

The utility model belongs to kitchen appliance technical field discloses a kind of side suction type range hood, including shell and flap, smoke collecting cavity is hidden in shell, the top of flap is rotatably connected with the top of smoke collecting cavity, and both can be opened or closed relative to shell by driving mechanism, when opening, smoke collecting cavity moves out of shell, flap overturns relative to smoke collecting cavity;When completely closed, flap is attached and covered in the front side of shell;The top of flap is provided with smoke baffle, when flap is completely opened, there is gap between the top of flap and the top of smoke collecting cavity, smoke baffle is shielded in the upside of gap.The side suction type range hood provided by the utility model can effectively prevent oil fume from escaping from the gap between the top of flap and the top of smoke collecting cavity when flap is completely opened, improve the smoke suction effect of range hood, and improve the performance of range hood.
Owner:QINGDAO HAIER WISDOM KITCHEN APPLIANCE CO LTD +1

Range hood

The utility model discloses a range hood, which comprises an exhaust fume collecting hood, a range hood cover and a range hood cover, the exhaust fume collecting hood is internally provided with an exhaust fume gathering cavity, the lower part of the exhaust fume collecting hood is provided with an exhaust fume inlet, and the exhaust fume inlet is communicated with the exhaust fume gathering cavity; the lower turning plate assembly is arranged at the smoke inlet in an opening and closing manner; one end of the driving mechanism is connected with the smoke collecting hood, the other end of the driving mechanism is connected with the lower turning plate assembly, and the driving mechanism is configured to be used for driving the upper end of the lower turning plate assembly to move in the direction away from or close to the smoke inlet so as to achieve opening and closing of the smoke inlet. A smoke collecting hood, a lower turning plate assembly and a driving mechanism are arranged, a smoke gathering cavity is formed in the smoke collecting hood, a smoke inlet is formed in the lower portion of the smoke collecting hood, and the smoke inlet communicates with the smoke gathering cavity; the driving mechanism drives the upper end of the lower turning plate assembly to move in the direction away from or close to the smoke inlet, due to the fact that the lower turning plate assembly turns over downwards, the movement track of the lower turning plate assembly does not interfere with cookware, and the lower turning plate assembly is prevented from turning over the cookware; the position of the smoke inlet is lower, so that the smoke suction effect is better.
Owner:QINGDAO HAIGAO DESIGN & MANUFACTURING CO LTD +1

Cabinet with lifting range hood and folding kitchen table

The kitchen cabinet comprises a cabinet body, a folding and opening assembly, the range hood and a lifting control assembly, the cabinet body is provided with an opening, the folding and opening assembly comprises an overturning plate, an opening and closing hydraulic rod and rotating shafts, the rotating shafts are arranged on the two sides of the overturning plate, and the opening and closing hydraulic rod is connected with the opening and closing hydraulic rod. The turnover plate is rotatably arranged in an opening of the cabinet through a rotating shaft, the size of the turnover plate is matched with the size of the opening of the cabinet, the smoke exhaust ventilator is slidably arranged in the cabinet and located above the hinged position of the rotating shaft of the turnover plate, and the lifting control assembly is arranged in the cabinet and used in cooperation with the smoke exhaust ventilator. The utility model belongs to the field of kitchen ware, and compared with the prior art, various kitchen tools such as a smoke exhaust ventilator, the kitchen ware and a cabinet can be integrated, so that the multifunctional kitchen ware is convenient to use, does not occupy space, reasonably utilizes the space and improves the tidiness.
Owner:GUANGDONG SHENGMA IND CO LTD

Range hood

A range hood comprises an outer box body and a fan frame, and further comprises a lifting body capable of doing lifting motion relative to the fan frame, the lifting body is provided with an oil smoke suction inlet, a smoke baffle is installed at the bottom of the outer box body, a driving mechanism is installed on the outer box body, and the driving output end of the driving mechanism is connected with the smoke baffle through a first rotating mechanism. The smoke barrier is further connected with the lifting body through a second rotating mechanism, and under driving of the driving mechanism, the smoke barrier drives the lifting body to move downwards in the opening process and drives the lifting body to move upwards in the closing process. The driving mechanism of the range hood drives the smoke baffle to turn over through the first rotating mechanism, in the turning-over process of the smoke baffle, the second rotating mechanism drives the lifting body to ascend and descend synchronously, in the opening process of the smoke baffle, the lifting body is driven to move downwards, the oil smoke suction inlet descends, and the oil smoke suction effect is improved; and the smoke baffle drives the lifting body to move upwards in the closing process, and the lifting body is hidden in the outer box body, so that the structure of the range hood is simpler.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

Range hood with cleaning device and mounting method of cleaning device of range hood

The invention discloses a range hood with a cleaning device and a mounting method of the cleaning device.The range hood comprises an exhaust fume collecting hood, a fixing groove for containing the cleaning device is formed in the top of the exhaust fume collecting hood, a protective cover covers the fixing groove, the cleaning device comprises a water pump, a liquid storage tank, a steam generator and a spray gun, and the water pump is connected with the liquid storage tank and the steam generator; the steam generator is connected with the spray gun; the mounting method of the cleaning device comprises the following steps: (a) mounting the liquid storage tank, the steam generator and the water pump; (b) connecting pipelines and lines; (c) mounting a spray gun; (d) mounting a shelf; (e) connecting a spray gun; and (f) installing a protective cover. The range hood is novel in structure, the fan and the flue can be cleaned through the handheld spray gun, cleaning is convenient, and the spray gun is easy to take and place and convenient to use; the cleaning device is simple to mount, gradually ordered, easy to operate, convenient to position, efficient and convenient, a bolt connection fixing mode is not adopted, and disassembly and assembly are labor-saving.
Owner:ZHEJIANG YUHE ELECTRIC CO LTD

Solid combined aerosol product and preparation method thereof

The invention discloses a solid-state combined aerosol product and a preparation method thereof, and relates to the technical field of heating cigarette products. The solid-state combined aerosol product provided by the invention comprises a fuming section and a filtering section, the fuming section comprises a functional fuming section and a solid core, the functional fuming section is used for providing aerosol, and the solid core is used for providing tobacco aroma components; the functional fuming section is matched with the solid core, so that the fuming effect of the whole product is effectively improved, meanwhile, the processing performance of the product is improved, the continuous production efficiency is greatly improved, and the storage time is prolonged from three months to more than one year. The improved aerosol product can be matched with various external source type heating appliances such as ring type heating appliances, air heating appliances, ring type and air heating appliances and the like. The preparation method of the solid-state combined aerosol product is simple and convenient, and large-scale production can be realized.
Owner:GUANGDONG GOLDEN LEAF TECHNOLOGY DEVELOPMENT CO LTD

Smoke assembly, range hood and control method of range hood

ActiveCN117329561BIncrease the negative pressure air inlet rangeImprove the smoke effectMechanical engineeringElectrical and Electronics engineering
The present application relates to the technical field of range hood, disclose a smoke collecting assembly, range hood and control method of range hood, smoke collecting assembly includes: fixed part, provided with first air inlet and detection device, smoke collecting cavity, provided with two, respectively along left and right direction slidably connected with fixed part, smoke collecting cavity is equipped with second air inlet, each smoke collecting cavity has at least part corresponding first air inlet is shielded, or at least part second air inlet and corresponding first air inlet coincides with initial position, and corresponding first air inlet is completely exposed open position, guide smoke plate, drive device, including first push assembly, and the second push assembly capable of pushing the first push assembly moves along left and right direction, smoke collecting assembly has first working state and second working state, first working state, guide smoke plate opens and two smoke collecting cavities are located in initial position, second working state, guide smoke plate opens and at least one smoke collecting cavity is located in open position.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Conveniently-adjusted oil smoke exhaust hood for commercial kitchen

The utility model relates to the technical field of oil smoke extraction covers, and provides a commercial kitchen oil smoke extraction cover convenient to adjust, which comprises a cover body, the upper part of the back surface of the cover body is adjustably assembled with a wall body through a mounting mechanism, the mounting mechanism comprises a mounting rack, a mounting block and a mounting buckle, the mounting rack is fixedly mounted on the wall body through a bolt, and the mounting block is fixedly mounted on the mounting rack. The installation block is installed below the installation frame, the multiple installation buckles are located on the back face of the cover body and arranged up and down, the installation buckles and the installation block are detachably assembled in a clamped mode, and a filter plate is arranged on the lower portion in the cover body. According to the range hood, the corrugated pipe is manually pulled downwards to be unfolded to be close to oil fume, and due to the fact that the corrugated pipe is directly communicated with the interior of the hood body, the oil fume can be better sucked into the hood body by the close corrugated pipe at the moment, and the better oil fume suction effect is achieved; and the cover body can be adjusted and mounted at different heights so as to adapt to the actual mounting condition.
Owner:WUHAN TANGS KITCHEN EQUIP CO LTD

Thin range hood

ActiveCN224718852Ureduce thicknessAdapt to installation space
The utility model relates to the technical field of range hood, specifically disclose a kind of thin range hood, including fume collecting hood, the fume collecting hood includes side suction part and the top suction part of the top of side suction part, the bottom of the front side of side suction part is provided with first smoke inlet, the top of the front side of side suction part is provided with second smoke inlet;The left and right sides of the front side of side suction part are both provided with fume baffle, and the top of fume baffle is connected with the bottom of top suction part.The thickness of the utility model's top suction part is small, can adapt the installation space on cabinet.
Owner:GUANGDONG HECHUANGDA ELECTRICAL TECH CO LTD

Integrated cooker

ActiveCN117109037BReduce air turbulenceImproved airflow turbulence
The application provides an integrated cooker, which comprises a cooking table and a machine head, the machine head is arranged at the rear end of the cooking table, the machine head has a flue, the flue comprises a first inner wall surface away from the cooking table and a second inner wall surface close to the cooking table, the front-to-rear distance between the first inner wall surface and the second inner wall surface is a first width, and the first width of the flue first increases and then decreases along the left-to-right direction; the integrated cooker is beneficial to reducing the airflow disorder degree of oil fume when the oil fume flows in the flue, thereby being beneficial to improving the oil fume suction effect of the integrated cooker and reducing the noise when the oil fume is sucked.
Owner:WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD

Low-energy-consumption lifting type range hood

The utility model discloses a low-energy-consumption lifting type range hood, and belongs to the technical field of range hoods. Comprising a machine shell and a mounting plate, the machine shell is arranged on the front side of the mounting plate in a sliding mode, and the low-energy-consumption lifting type range hood further comprises a fixing frame fixedly arranged on the rear side of the machine shell; the threaded sleeve is vertically and fixedly arranged on the fixing frame; the screw rod is vertically and rotatably arranged on the mounting plate; and the screw rod penetrates through the threaded sleeve and is in threaded fit with the threaded sleeve. The low-energy-consumption lifting type range hood has the beneficial effect that the low-energy-consumption lifting type range hood is good in oil smoke extraction effect.
Owner:ZHEJIANG JIEDI INTELLIGENT TECH CO LTD

Range hood noise reduction structure and range hood

The utility model provides a range hood noise reduction structure and a range hood, the range hood noise reduction structure comprises an exhaust fume collecting hood shell, and the exhaust fume collecting hood shell is provided with an exhaust fume collecting port and a rear plate which are opposite to each other; the side, facing the smoke gathering opening, of the rear plate is provided with a sound absorption plate, the sound absorption plate is obliquely arranged, a sound absorption cavity is formed between the sound absorption plate and the rear plate, and the section of the sound absorption cavity is gradually increased from top to bottom. According to the noise reduction structure of the range hood and the range hood provided by the utility model, the sound absorption frequency band can be widened, and the noise reduction effect is improved.
Owner:VATTI CORP LTD

A concealed range hood and control method

PendingCN122281339AImprove the smoke effectFast and good absorption effectMechanical engineeringPhysics
This invention relates to the field of kitchen appliance technology, and more particularly to a concealed range hood and its control method. The concealed range hood includes a smoke-gathering mechanism, which comprises a smoke-gathering chamber body and a movable cavity. The movable cavity has an air inlet and includes a first position housed within the smoke-gathering chamber body and a second position extending out of the smoke-gathering chamber body. When the movable cavity switches from the first position to the second position, the air inlet moves forward and downward simultaneously. When the movable cavity is in the second position, the air inlet is positioned lower and forward, bringing it closer to the smoke source and effectively improving the smoke extraction performance of the concealed range hood during operation.
Owner:HANGZHOU ROBAM APPLIANCES CO LTD

Exhaust fume collecting hood and range hood comprising same

The utility model provides an exhaust fume collecting hood and a range hood comprising the same, the exhaust fume collecting hood is provided with an annular suction plate, an air inlet and an air duct communicated with the air inlet, the exhaust fume collecting hood further comprises a flow guide part, the flow guide part extends from the edge of the annular suction plate to the inside of the air duct, and the flow guide part is provided with a flow guide hole; the flow guide part and the inner wall of the air duct form a flow guide channel, and the surface, facing the air duct, of the flow guide part is provided with a flow guide protrusion or a flow guide recess. By arranging the flow guide part, the flow guide channel is formed between the flow guide part and the air duct, and on the basis of guiding oil smoke on the edge of the annular suction plate, reducing a vortex area on the edge of the annular suction plate, reducing the air inlet resistance on the edge of the annular suction plate and improving the air inlet efficiency, the smoke catching capacity of the smoke collecting hood is correspondingly improved. In addition, the surface of the flow guide part is provided with the flow guide protrusions or the flow guide recesses with non-smooth planes, compared with a smooth plane, airflow can enter the exhaust fume collecting hood more smoothly and more efficiently, and therefore the overall smoke suction effect and the operation efficiency are improved.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

An oil fume treatment device

This utility model relates to the field of kitchen appliance technology, and in particular to an oil fume treatment device. The oil fume treatment device includes a housing, a fan, and a rectifier. The housing has an air inlet and a first longitudinal central section extending in the front-to-back direction. The air inlet has a second longitudinal central section extending in the front-to-back direction. The second longitudinal central section is located on one side of the first longitudinal central section, and at least some of the air outlets are located on the other side of the first longitudinal central section. The rectifier has multiple through holes. Taking the first longitudinal central section as the interface, the total area of ​​the through holes on the same side as the second longitudinal central section is the first total ventilation area S1, and the total area of ​​the through holes on the opposite side of the second longitudinal central section is the second total ventilation area S2. The first total ventilation area S1 is smaller than the second total ventilation area S2, achieving a balance between the relatively centrally located main unit and the uniform air intake from both sides of the air inlet.
Owner:HANGZHOU ROBAM APPLIANCES CO LTD

Range hood

ActiveCN222651407Ureduce disorderImprove the smoke effectDomestic stoves or rangesLighting and heating apparatusMechanical engineeringSmoke
The range hood comprises a machine body, a main air duct and a secondary air duct located outside the main air duct are formed in the machine body, the machine body is provided with a smoke inlet face, an air inlet part for smoke to pass through is arranged on the smoke inlet face, and the air inlet part comprises a main air inlet and at least one secondary air inlet; the main air inlet is communicated with the main air duct, the secondary air inlet is arranged outside the left side or the right side of the main air inlet and is communicated with the secondary air duct, the ratio of the air inlet area of the main air inlet to the air inlet area of the secondary air inlet is gamma, and gamma belongs to [2, 10]. According to the range hood disclosed by the utility model, the problem of poor smoke gathering effect caused by unreasonable negative pressure distribution of the air inlet in the actual use process of the range hood is solved.
Owner:VATTI CORP LTD

Accelerated smoking device and range hood thereof

The present invention discloses an accelerated smoking device and a range hood thereof, the device comprising: a flow guide having an air cavity inside, an air inlet connected to the air cavity being arranged on the flow guide, an outer side wall of the flow guide being a flow guide surface arranged from bottom to top and tilted inward, an annular air passage connected to the air cavity being arranged on the periphery of the flow guide surface, the annular air passage having an air jet facing upward or obliquely upward, the air outlet direction of the air jet facing the flow guide surface; an air supply member for providing an air source for the air inlet. The accelerated smoking device of the present invention has a simple and ingenious structure, and adopts a jet active guiding method, which is conducive to further accelerating the inhalation of oil smoke, preventing the oil smoke from escaping, and greatly improving the smoking effect under the condition of instantaneous large amount of smoke.
Owner:VATTI CORP LTD

Smoke generator anti-blocking cleaning structure of turbojet engine

The utility model discloses an anti-blockage cleaning structure for a smoke generator of a turbojet engine, which belongs to the field of blockage cleaning and comprises a turbojet component and a supply component fixedly connected onto the turbojet component. The fuming assembly is fixedly connected to the turbojet assembly; the turbojet assembly comprises a shell and further comprises an air inlet cover fixedly connected to the shell, an exhaust port fixedly connected to the shell, a high-temperature outlet fixedly connected to the shell and a main machine fixedly connected to the interior of the shell. Smoking liquid is diffused through the diffusing blades rotating at a high speed, the ejector pin is controlled through the coil and the magnetic column to clean blockages, the smoke pipe is prevented from being blocked, convenience and rapidness are achieved, the smoke generating process can be smooth, the smoke generating effect is good, atomization is thorough, generated particles are smaller, tactical action hiding is better, and the smoke generating effect is good. And after use, cleaning is automatically started without additional manual labor, so that the efficiency is higher.
Owner:WUHAN YICHENG MEASUREMENT & CONTROL TECH CO LTD