44results about How to "Improve smoke collection effect" patented technology

The present invention relates to a superface single-elevation structure of a range hood integral main body, which is an improved model of a range hood integral main body. The present invention comprises an integral cover plate A which is provided with a gap 1 and has a frame 2 folded on four sides, as well as an integral smoke collecting hood B consisting of a bottom plate 4, a lug boss 5, a center hole mouth 6 and a four-side turned-over edge 7. The technical points of the present invention are that: the superface of the lug boss 5 of the smoke collecting hood B is provided with a horizontal elevation alpha from back to front, so as to increase the volume of the range hoods provided with the main body to gathered oil smoke, which significantly improves the smoke gathering effect of the range hoods; meanwhile, the present invention also ensures that waste oil collected by an oil collecting disc can flow from the front into an oil cup arranged rearward soon, thereby improving waste oil collecting effect.

The invention discloses a full-embedded range hood comprising a range hood main body, a main smoke collection cavity, an auxiliary smoke collection cavity, a steady flow plate, a first driving mechanism, a second driving mechanism, an oil smoke sensor and an electrical control system. The steady flow plate is opened and closed rotationally at the bottom of the auxiliary smoke collection cavity. The first driving mechanism drives the steady flow plate to rotate. The second driving mechanism drives the main smoke collection cavity to move up and down. The oil smoke sensor detects the oil smoke concentration of an oil smoke area in real time and feeds back the oil smoke concentration to the electrical control system. The electrical control system is in electric connection with the first driving mechanism and the second driving mechanism. The electrical control system judges the magnitude of the oil smoke concentration to control the strokes of the first driving mechanism and the second driving mechanism and then controls opening and closing angles of the steady flow plate and the moving-down stroke of the main smoke collection cavity. The invention further discloses an opening and closing control method of the full-embedded range hood. With the adoption of the full-embedded range hood and the opening and closing control method thereof, the work utilization rate of the range hood can be increased effectively, and the smoke collection effect of the full-embedded range hood can also be improved effectively.

The invention relates to the technical field of range hoods, in particular to a side suction range hood. The side suction range hood aims to solve the technical problems of poor smoke gathering effectand poor attractiveness of a split smoke gathering plate of an existing range hood. For this purpose, the side suction range hood comprises a smoke collecting box and an integrated smoke collecting plate, wherein a smoke inlet is formed in the front side of the smoke collecting box, the smoke inlet inclines from top to bottom into the smoke collecting box, an oil cup is arranged at the bottom ofthe smoke collecting box, the integrated smoke collecting plate is movably arranged at the position, at the top of the smoke inlet, of the smoke collecting box, and when the integrated smoke collecting plate is in a closed state, the integrated smoke collecting plate completely covers the smoke inlet and the oil cup. According to the range hood, the integrated smoke gathering plate is arranged onthe smoke gathering box of the side suction range hood, so that the integrated smoke gathering plate can not only improve the overall attractiveness of the side-suction range hood, but also increase the smoke gathering area of the side-suction range hood and reduce the cleaning difficulty of users when the users clean the integrated smoke gathering plate.

The invention relates to the technical field of kitchen appliances, in particular to a range hood and a device with the range hood. The range hood comprises a cooking fume collection cover and an angle adjustment structure, wherein the cooking fume collection cover is arranged on an object for the range hood to be installed on, one end of the angle adjustment structure is rotationally connected with the object for the range hood to be installed on, and the other end of the angle adjustment structure is rotationally connected with the cooking fume collection cover. Because the angle adjustmentstructure is arranged, one end of the angle adjustment structure is rotationally connected with the object for the range hood to be installed on, and the other end of the angle adjustment structure isrotationally connected with the cooking fume collection cover, a user can adjust the angle and the position of the cooking fume collection cover according to the actual requirements, and for example,the user can adjust the height of the cooking fume collection cover by turning the cooking fume collection cover relative to the object for the range hood to be installed on, so that the cooking fumecollection cover adapts to the height of the user, and cooking fume is prevented from blowing to the user directly; and meanwhile, the user can further turn the cooking fume collection cover to carryout adjustment so that a cooking fume inlet of the cooking fume collection cover can be opposite to a kitchen range, then more cooking fume can be sucked in by the cooking fume collection cover, andthe cooking fume collection effect of the range hood is improved.

The invention provides a kitchen ventilator and a kitchen ventilator and cooker integrated machine and relates to the technical field of purification equipment. The kitchen ventilator comprises a fumecollecting hood and a wind shield. A fume collecting panel of the fume collecting hood is provided with an air inlet. The fume collecting hood is provided with a driving device. The driving end of the driving device is connected with the wind shield and used for driving the wind shield to extend, contract and rotate relative to the air inlet. The wind shield and the fume collecting panel form a left fume gathering cavity and/or a right fume gathering cavity. The kitchen ventilator and cooker integrated machine comprises a cooker and the kitchen ventilator. A panel of the cooker is sequentially provided with a left burner and a right burner from left to right. The kitchen ventilator is arranged between the left burner and the right burner. An opening of the left fume gathering cavity of the kitchen ventilator faces the left burner, and an opening of the right fume gathering cavity of the kitchen ventilator faces the right burner. The wind shield of the kitchen ventilator is applicableto three conditions to be adjusted into three fume gathering forms, wherein the first condition is that a user uses the left burner and the right burner at the same time, the second condition is thatthe user only uses the left burner, and the third condition is that the user only uses the right burner; and thus, the fume gathering effect of the kitchen ventilator is improved, and furthermore, thepurification effect of the kitchen ventilator is improved.

The invention discloses a range hood suitable for two burner heads. The range hood comprises a shell and a panel arranged on the front side of the shell, the panel is provided with an air inlet, the panel is further provided with a smoke baffle plate capable of opening or closing the air inlet, and the range hood is characterized by further comprising a smoke gathering mechanism, wherein the smokegathering mechanism comprises a first movable baffle plate which is arranged on the left side of the air inlet and can move in the left-right direction and a second movable baffle plate which is arranged on the right side of the air inlet and can move in the left-right direction. The invention further discloses a control method of the range hood. Compared with the prior art, the range hood has the advantages that the movable baffle plates which can move are arranged at the air inlet so that the position of the air inlet can be changed integrally so as to facilitate smoke suction, the smoke gathering capability can also be improved, smoke spreading can be prevented, and then the oil smoke suction effect is improved.

The invention discloses a range hood and gas stove all-in-one machine. The range hood and gas stove all-in-one machine includes a range hood and a turnover gas stove, the range hood includes an exhaust fume collecting hood and a vertical panel arranged below the exhaust fume collecting hood, the hearth of the gas stove is hinged to the lower end of the vertical panel, an oil collecting box is arranged below the bottom wall of the vertical panel, and the front side wall, the left side wall and the right side wall of the vertical panel extend downwards to enclose a facade stretch cavity of the exhaust fume collecting hood. According to the range hood and gas stove all-in-one machine, burners and gas pipelines do not need to be arranged in cabinets like the prior art, the space in a kitchen is saved, a cabinet below the gas stove can be used for other purposes, the available space is enlarged, the arrangement of the vertical panel takes advantage of the viscous effect of oil fume, in theprocess of rising of the oil fume, the oil fume is attached to the front wall of the vertical panel to rise upwards, the facade stretch cavity formed by the front wall, the left side wall and the right side wall of the vertical panel and the exhaust fume collecting hood can improve the effect of oil fume collecting, and the oil fume absorption effect is enhanced.

The invention discloses a range hood. The range hood comprises a shell and a smoke barrier assembly, wherein an opening is formed in the front side of the shell, the smoke barrier assembly comprises asmoke barrier arranged at the opening so as to open or close the opening, the range hood is characterized in that the smoke barrier can be in a state of closing the opening or a state that the lowerend of the smoke barrier is upwards turned into the shell to open the opening, and the smoke barrier assembly further comprises an air inlet assembly which is arranged on the smoke barrier and can enable oil fume airflow to pass through and enter the shell. A control method of the range hood is further disclosed. Compared with the prior art, the range hood and the control method have the advantages that 1) the smoke barrier and the air inlet assembly are manufactured into a whole, parts are simplified, the smoke barrier is turned inwards, the risk of hitting a pot is avoided when the smoke barrier is opened, sight is not blocked when the smoke barrier is opened, visual oppression is reduced, and user experience is improved; and 2) an air inlet is internally formed, the smoke barrier and aleft and right side plates of the shell form a smoke collecting cavity, and the smoke collecting performance is improved.

The invention discloses a novel oil screen and an extractor hood with the same. The novel oil screen comprises a first oil screen body and at least one second oil screen body, a plurality of top smokeinlet holes are formed in the side, facing lampblack escaping upwards, of the first oil screen body, the second oil screen bodies are arranged below the first oil screen body and mutually form a smoke gathering area, Each second oil screen body comprises a left side face, a right side face and a connecting face, a plurality of side smoke inlet holes allowing the lampblack to pass through are formed in the left side faces and/or the right side faces, the left side and the right side of each connecting face are connected with the corresponding left side face and the corresponding right side face, and the connecting faces form the front faces of the second oil screen bodies. According to the novel oil screen, the second oil screen bodies are closer to a cooking bench, so that most of lampblack can be sucked into the extractor hood from the second oil screen bodies before diffusion, the lampblack is greatly prevented from escaping to the side surfaces of the extractor hood, the problem that the lampblack escapes to the side surfaces of a turning plate in the side suction extractor hood is solved, and the lampblack gathering effect is improved.

The variable-frequency intelligent extractor hood comprises a shell, the middle of the inner top wall of the shell is fixedly connected with an oil fume suction device body, the position of an oil fume inlet in the lower surface of the oil fume suction device body is fixedly connected with a telescopic pipe, and the lower end of the telescopic pipe is fixedly connected with an oil fume collecting hood body; servo motors are fixedly connected to the left side and the right side of the inner top wall of the shell through cases correspondingly, output shafts of the two servo motors are in transmission connection with threaded rods through couplings correspondingly, the outer surfaces of the two threaded rods are in threaded connection with lifting rods correspondingly, and the servo motors work to drive the threaded rods to rotate. The lifting rod can be driven to move by matching the threads with the limiting block, so that the smoke collecting hood main body and the lower end of the telescopic pipe can be driven to descend, the distance between the smoke collecting hood main body and a cooking bench is shortened, the smoke collecting effect of the smoke collecting hood main body can be improved, and the smoke sucking device main body can conveniently suck smoke generated by cooking.

The present invention provides an oil fume exhaust ventilator and a chassis assembly thereof. The chassis assembly comprises a chassis and a fume inlet part, wherein the fume inlet part comprises a wind inlet and a flow guiding plate, the fume inlet part can be switched between a first position and a second position, the fume inlet part at least partially extends out of the chassis when the fume inlet part is switched from the first position to the second position, the flow guiding plate can be switched between a third position and a fourth position, the flow guiding plate seals the wind inletwhen the flow guiding plate is positioned in the third position, the wind inlet is opening when the flow guiding plate is positioned in the fourth position, the flow guiding plate is used for guidinga gas flow into the wind inlet, and the oil fume exhaust ventilator comprises the chassis assembly. With the oil fume exhaust ventilator and the chassis assembly of the present invention, the head collision problem is solved while the volume is reduced.

The invention provides a gas collecting device and a filling machine. A lifting air cylinder is fixedly connected to a mounting plate, and the lower end of the lifting air cylinder is fixedly connected with an air collecting cover; the front end of a swinging cylinder is connected with the mounting plate, the rear end of the swinging cylinder is hinged to a first supporting hinged support, and the rear side of the lifting cylinder is hinged to a second supporting hinged support; the air collecting cover is of a three-way pipe structure, a side pipe opening of the air collecting cover is connected with one end of a flexible air pipe, the other end of the flexible air pipe is fixedly connected to the mounting plate, a lower pipe opening of the air collecting cover is an air collecting opening, the inner side of an upper pipe opening of the air collecting cover is connected with a sealing ring with a center hole, and the aperture of the central hole is matched with the pipe diameter of a material filling gun. The air collecting cover can be lifted through power, descends during filling and is close to a barrel opening of a packaging container, and the material smoke collecting effect is improved; the air collecting cover can be driven by the swinging air cylinder to swing downwards to avoid, and the avoiding requirement during switching of the material filling guns is met.

The invention relates to the technical field of kitchen appliances, in particular to a range hood and a control method thereof. The range hood comprises a range hood body, an oil screen, a lampblack guide plate and a guide portion, wherein the oil screen is arranged on the range hood body; the lampblack guide plate is movably connected with the range hood body, and the lampblack guide plate has an initial state of at least partially covering the oil screen and a working state of keeping away from the oil screen; the guide portion is suitable for guiding the lampblack guide plate to be switched between the working state and the initial state relative to the range hood body; and when the lampblack guide plate is switched from the initial state to the working state, the first end of the lampblack guide plate extends downwards in the height direction. According to the range hood, the contact time of lampblack and the lampblack guide plate is prolonged, the condensation area of the lampblack is increased indirectly, the filtering effect of the lampblack is improved, and the effect of combining a top range hood and a side range hood is achieved.

The invention provides a fume collecting hood and a range hood. The fume collecting hood comprises a first fume blocking plate assembly and a second fume blocking plate assembly. The first fume blocking plate assembly comprises two opposite first fume blocking plate components, the second fume blocking plate assembly comprises two opposite second fume blocking plate components, and the first fumeblocking plate components and the second fume blocking plate components are movably connected with the inner walls of a range hood box respectively to be switched in a spread state and a storage state. By means of the fume collecting hood, the first fume blocking plate assembly and the second fume blocking plate are spread to enhance the fume collecting effect in the use state, the first fume blocking plate assembly and the second fume blocking plate assembly can be stored in a non-use state, and it is avoided that much space is occupied.

The range hood comprises a hollow box body and a fan system, the box body comprises a left side plate and a right side plate, and the range hood is characterized in that a first air inlet is formed in the left side plate, a second air inlet is formed in the right side plate, and the fan system is arranged in the box body; the two fan systems are arranged on the left side and the right side to form parallel double fans, each fan system is provided with a fan air inlet, the fan air inlet of the fan system located on the left side faces the first air inlet in the left side plate, and the fan air inlet of the fan system located on the right side faces the second air inlet in the right side plate. The invention further discloses a control method of the range hood. Compared with the prior art, the kitchen range has the advantages that the air inlets are directly formed in the left side and the right side of the box body, so that the air inlets can directly face the position above the center of the kitchen range, the fan system adopts parallel double fans, the air inlets of the fans directly face the air inlets of the box body, and negative pressure on the two sides is distributed in a concentrated mode.

The invention relates to the technical field of cooking fume treatment equipment, in particular to a pressure-equalizing air supply cavity which comprises an air flue and an air inlet part; the air flue comprises an annular hollow cavity defined by side walls and is provided with a plurality of air outlet parts in the circumferential direction; and the air inlet part is arranged on the outer side wall of the air flue and is configured to communicate with an air supply mechanism, wherein all cross sections of the hollow cavity are the same in size. Air flow flows along the annular hollow cavity and flows out from the multiple air outlet parts arranged in the circumferential direction, and pressure-equalizing air outlet is formed by the air flow at the air outlet parts. A smoke gathering cavity can receive the air flow with balanced pressure, then air outlet with stable pressure is formed, a smoke gathering air curtain is evenly distributed, and the smoke gathering effect is improved. The invention further discloses a range hood.

An air suction adjusting device of a kitchen range hood comprises a left side plate and a right side plate, the left side plate is installed on the left side of a machine body in a hinged shaft rotating manner, and the right side plate is installed on the right side of the machine body in a hinged shaft rotating manner. The left side plate is in a horizontal state after rotating around a left hinged shaft to shield the left side of an air suction opening, the right side plate is in a horizontal state after rotating around a right hinged shaft to shield the right side of the air suction opening, the left side or the right side of the air suction opening is shielded, and therefore the air suction force on the two sides is adjusted. The left side plate is in a vertical state after rotating around the corresponding hinged shaft to block the left side face of a smoke gathering area, the right side plate is in a vertical state after rotating around the corresponding hinged shaft to block the right side face of the smoke gathering area, and the smoke gathering effect can be improved through blocking to the left side face and the right side face of the smoke gathering area. According to the technical scheme, the problem that in the prior art, the air suction force of cooking ranges on the two sides cannot be adjusted is solved, and meanwhile the problem that the smoke gathering effect is not ideal is solved.

The invention provides a range hood capable of controlling the air inlet area. The range hood comprises an oil screen, an oil condensation plate, a driving device, a sliding assembly, a controller anda range hood body, wherein the oil condensation plate is provided with an air inlet turning plate which can be turned to be opened and closed, an upper end of the oil screen is movably connected withthe sliding assembly, a lower end of the oil condensation plate is movably connected with a front end of the oil condensation plate, a rear end of the oil condensation plate is movably connected withthe rear side of the bottom of the range hood body, the driving device and the sliding assembly are fixed to an inner front wall of the range hood body, the driving device is connected with the upperend of the oil screen, and the controller is electrically connected with the driving device, the air inlet turning plate and a fan of the range hood body. The range hood is advantaged in that the airinlet area of the range hood can be controlled by overturning and opening and closing the air inlet turning plate and overturning and opening and closing the oil screen and the oil condensation plateaccording to the amount of oil smoke, and then the working load of the fan is matched, so purposes of saving energy and reducing consumption are achieved while the smoke gathering effect is improved,and the noise of the range hood is greatly reduced.

The invention discloses a high performance extractor hood which comprises a chassis, an exhaust fume collecting hood, a control panel and a centrifugal fan system. The centrifugal fan comprises a volute, an impeller, a direct current variable frequency motor and an air guide ring. The counter line of the outer edge of the volute forms a spiral volute type line. The radial width of the inner cavityof the volute is increased progressively from inside to outside along the volute type counter line. A spiral gas runner is formed in the inner cavity. The air outlet direction of an air flow channelis arranged along the open direction of the volute type line. An air guide channel is arranged in an air outlet seat on the outer side of the air outlet of the gas runner. The air guiding direction ofthe air guide channel and the air outlet direction of the gas runner are arranged along same track and direction. The air guide channel and the gas runner jointly form a pressure-expanding channel which expands the pressure in a single direction. An oil collecting assembly is arranged in the exhaust fume collecting hood. An oil cup is arranged in the bottom of the exhaust fume collecting hood. Anoil collecting plate is arranged on the top of the chassis. The high performance extractor hood disclosed by the invention is scientific and reasonable in design, great in air quantity and air pressure, low in noise and good in oil grease separating degree, and oil drip and smoke escape are unlikely to happen.

The invention discloses a butt joint type range hood, and belongs to the technical field of range hoods. The range hood comprises a first half body, a second half body and a filter screen system; an operation panel is positioned on the first half body; a smoke exhaust pipe, a fan system and a power system are located in the second half body, and the second half body is fixedly installed on the wall surface; the first half body and the second half body are in butt joint to form a range hood shell, and electric butt joint interfaces of the operation panel and the power system are arranged in theshell; and the butt joint outer surface of the first half body and the second half body forms a slot for inserting the filter screen system into a smoke port. According to the range hood, an integrated enclosure of a traditional range hood is improved into a butt joint enclosure, and the range hood is easy and convenient to install, convenient to clean and overhaul and good in smoke exhaust effect through the structural design.