38results about How to "Prevent running smoke" patented technology

The invention discloses a double-cavity range hood with an air curtain, and belongs to the technical field of kitchen appliance equipment. The double-cavity range hood comprises a smoke sucking cavityand an air curtain cavity isolated from each other; a smoke sucking impeller is arranged in the smoke sucking cavity; an air curtain impeller is arranged in the air curtain cavity; and the smoke sucking impeller and the air curtain impeller share one double-shaft motor. Lampblack is discharged through the smoke sucking impeller in the smoke sucking cavity, and external air is guided in through the air curtain impeller in the air curtain cavity to form an air curtain, so that smoke overflowing is effectively prevented, and the smoke discharge efficiency is improved; and the smoke sucking impeller and the air curtain impeller share one double-shaft motor, so that no additional motor is added, the energy is saved, the noise is reduced, and meanwhile, the cost is reduced.

The invention discloses an extractor hood with a fume run-away prevention function. The extractor hood comprises a machine body (7), and an air channel system and a controller are arranged in the machine body (7). A draught fan is arranged in the air channel system and electrically connected with the controller. A fume run-away detection device and a cleaning device for cleaning away oil dirt on the fume run-away detection device are arranged on the side wall of the machine body (7). The fume run-away detection device and the cleaning device are both electrically connected with the controller. Running-away oil fumes can be detected through the fume run-away detection device of the extractor hood, gears can be automatically shifted according to detected signals so as to enhance the operating air pressure and suction force of the extractor hood, and the fume run-away phenomenon is eliminated accordingly.

The invention discloses an anti-lampblack-escape range hood. The anti-lampblack-escape range hood comprises a body (7), wherein an air duct system and a controller are arranged in the body (7); a fan is arranged in the air duct system; and the fan is electrically connected with the controller. The anti-lampblack-escape range hood is characterized in that a lampblack-escape detection device is arranged on the sidewall of the body (7); and the lampblack-escape detection device is electrically connected with the controller. The anti-lampblack-escape range hood is capable of detecting escaping lampblack, and capable of automatically switching over gears according to the detected signal to enhance the running air pressure and suction force of the range hood, thus a lampblack-escape phenomenon is eliminated.

The invention provides a variable-frequency range hood. The variable-frequency range hood comprises a fan motor, a motor power supply module and a power supply plate; the power supply plate is provided with a fan motor power supply interface; the variable-frequency range hood is characterized by further comprising a controller and a storage module which are supplied with power by the power supplyplate; the storage module is used for storing data which is to be read by the controller; the motor power supply module comprises a mains supply and a frequency converting module, wherein the frequency converting module is used for converting the frequency of the mains supply into a specified frequency under the control of the controller. The variable-frequency range hood provided by the inventionhas the advantages that the range hood realizes frequency conversion by virtue of the frequency converting module which is combined with the mains supply; relatively power-wasting speed regulating windings need not to be connected in series for speed regulation in a frequency conversion process; a relatively high frequency conversion efficiency is realized; moreover, the frequency can be converted rapidly to realize the regulation of the range hood within a larger rotating speed range, so that the requirement of small-air-volume soup cooking of a user and the requirement of a high-rotating-speed large air volume for a public flue in stir-frying can be satisfied; under a severe working condition, the rotating speed of the motor can be greatly regulated in order to prevent escaping of the smoke; and under a less-smoke condition, the variable-frequency range hood can run at a relatively low frequency, thereby reducing the energy consumption of the overall range hood and improving the user experiences.

The invention provides an air pipe and a range hood, and relates to the technical field of kitchen appliances. The air pipe comprises a first air guide pipe and a second air guide pipe. One end of thefirst air guide pipe is provided with a lampblack suction port, the other end is provided with a first spherical structure, and the second air guide pipe is provided with a second spherical structure. The first spherical structure and the second spherical structure are in clearance fit. A first universal frame is arranged on the first air guide pipe, and the first universal frame and the first air guide pipe are fixedly connected or integrally formed. A first driving device is arranged on the second air guide pipe. The first driving device is connected with the first universal frame. The first driving device is used for driving the first universal frame to rotate universally. When the position and the size of the lampblack are changed, the first driving device drives the first universal frame to rotate, and therefore the first air guide pipe is driven to rotate, and then the lampblack suction port in the first air guide pipe is aligned to a place wherein lampblack is dense and the lampblack concentration is high. Through the arrangement of the air pipe, the lampblack escape situation can be reduced, and the user experience is improved.

The invention relates to a range hood capable of distributing air quantity. The range hood comprises a shell, a smoke inlet is formed in the front side wall of the lower portion of the shell, the smoke inlet is provided with a left portion and a right portion which are arranged side by side in the transverse direction, an adjusting structure capable of adjusting the opening degree of the left portion and the opening degree of the right portion of the smoke inlet is arranged at the smoke inlet, the adjusting structure comprises a first baffle, a second baffle, and a driving mechanism used for driving the first baffle and the second baffle to overturn front and back so as to adjust the opening degree of the left portion and the opening degree of the right portion, and the driving mechanism is provided with a wheel disc structure capable of rotating forwards and backwards to push the first baffle and / or the second baffle forwards. When a burner on one side needs to be used, the opening degree of the side of the smoke inlet can be increased and the opening degree of the other side of the smoke inlet can be decreased or closed through overturning of the first baffle and the second baffle, and when burners on both sides need to be used, the opening degrees of the two sides of the smoke inlet can be both increased, so that the air quantity is reasonably distributed according to needs,smoke leakage is avoided, and the smoke suction effect is improved.

The invention discloses a variable-frequency range hood. The range hood comprises a fan motor and a power supply module for supplying power to the fan motor, and is characterized by further comprisinga controller, a smoke sensor, a storage module and a frequency conversion module; the signal output end of the smoke sensor is electrically connected with the signal input end of the controller, thestorage module is used for storing data for being read by the controller, the frequency conversion module is provided with an input interface which is electrically connected with the controller and anoutput interface which is electrically connected with the fan motor, the controller can control the output frequency of the frequency conversion module according to the output signal of the smoke sensor and the data of the storage module, and then the rotating speed of the fan motor is adjusted. According to the variable-frequency range hood, the output frequency of the frequency conversion module is controlled by acquiring the smoke change through the smoke sensor so that the motor can adjust the speed more rapidly, in the frequency conversion process, the speed regulation winding concatenation speed regulation mode which is relatively energy-consuming is not needed, so that the frequency conversion efficiency is higher, the frequency can also be changed rapidly so that the adjustment ofthe range hood in a larger rotating speed range can be achieved, and user experience 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 with a smoke leakage prevention function. The range hood comprises a machine body (7); a flue system and a controller are arranged in the machine body (7); a fan is arranged in the flue system, and is electrically connected with the controller; a smoke leakage detecting device is arranged on the side wall of the machine body (7), and includes a light source sensor; a light transmitting plate (3) is arranged on the side wall of the machine body (7); a light source emitting tube (1) of the light source sensor is arranged in the machine body (7), and is positioned on the inner side of the light transmitting plate (3); the light source sensor is electrically connected with the controller; light rays generated by the light source emitting tube (1) of the light source sensor are emitted out through the light transmitting plate (3); and a layer of transparent easy-cleaning paint is arranged on the outer surface of the light transmitting plate (3). The smoke leakage prevention function of the range hood can detect escaped oil smoke; and gears can be automatically switched according to detected signals to enhance the operation air pressure and suction of the range hood so as to eliminate the smoke leakage phenomenon.

The invention provides a self-feeding cooking equipment capable of preventing smoke from fleeing and a use method thereof, comprising a rice bin device, a cooking device, a pathway device, a mobile containing bowl, a door opening device and a control system; the rice bin device is arranged on a cabinet, and a rice washing device is arranged below; the cooking device is arranged below the rice washing device, and comprises a rice cooker and a vegetable cooker; a swing smoke exhaust ventilator is arranged above the cooking device; a turntable is arranged at the bottoms of the rice cooker and thevegetable cooker; the pathway device comprises an outer pathway and an inner pathway; one end of the outer pathway is connected to the door side of a refrigerator, and the other end is connected to above the cooking device; the inner pathway is arranged in the refrigerator; a universal wheel is arranged at the bottom of the mobile containing bowl, and an ultrasonic generator is arranged in the mobile containing bowl; the universal wheel sleeves and is connected on the inner pathway; the door opening device is arranged at the top of the refrigerator and is connected with the door of the refrigerator; and the control system comprises an inner system and an outer system. The self-feeding cooking equipment solves the difficulty that the white-collar workers have difficulties in cooking meals,and the improves the physical fitness of the white-collar workers.

The invention relates to a range hood capable of distributing air volume. The range hood comprises a shell, a smoke inlet extending transversely is formed in the front side wall of the lower portion of the shell, the smoke inlet is provided with a left portion and a right portion which are arranged side by side in the transverse direction, an adjusting structure capable of adjusting the opening degree of the left portion and the opening degree of the right portion of the smoke inlet is arranged at the smoke inlet, and the adjusting structure comprises a first baffle, a second baffle and a driving mechanism. The adjusting structure capable of adjusting the opening degree of the left portion and the opening degree of the right portion of the smoke inlet is arranged at the smoke inlet and comprises the first baffle, the second baffle and a driving mechanism, the first baffle and the second baffle can be overturned front and back, the driving mechanism is used for driving the first baffleand the second baffle to overturn, the opening degree of one side of the smoke inlet can be increased and the opening degree of the other side of the smoke inlet can be decreased or closed through overturning of the first baffle and the second baffle, when a double-side furnace end needs to be used, the opening degrees of the two sides of the smoke inlet can be increased, so that the air volume isreasonably distributed according to needs, smoke leakage is avoided, and the lampblack suction effect is improved.

The invention relates to a range hood. The range hood comprises an exhaust fume collecting hood, a first oil guide plate, a second oil guide plate, an oil cup and a third oil guide plate; the exhaust fume collecting hood is provided with an exhaust fume collecting cavity and an air inlet, the first oil guide plate is arranged in the exhaust fume collecting cavity, is located at the front part of the exhaust fume collecting hood, and is obliquely arranged backwards from top to bottom, and the second oil guide plate is arranged in the exhaust fume collecting cavity, is located at the rear part of the exhaust fume collecting hood, and is obliquely arranged backwards from top to bottom; the oil cup is arranged, and the third oil guide plate is arranged in the exhaust fume collecting cavity, is obliquely arranged backwards from top to bottom, and is used for receiving oil dripping from the first oil guide plate and guiding the oil to the second oil guide plate; and the third oil guide plate, the first oil guide plate and the second oil guide plate jointly divide the exhaust fume collecting cavity into a first cavity corresponding to the upstream of the exhaust fume flowing direction and a second cavity corresponding to the downstream of the exhaust fume flowing direction, and the front side and the rear side of the third oil guide plate are provided with a first air suction opening and a second air suction opening. Through the cooperation of all the oil guide plates, the purpose of guiding the oil can be achieved, the exhaust fume flowing path can be changed, exhaust fume is rectified, and then the oil fume suction effect is improved.

The invention discloses an air inlet assembly. The assembly comprises a panel, wherein an air inlet is formed in the panel, the air inlet comprises a first air inlet area and a second air inlet area which are arranged in parallel, a baffle assembly comprises a first baffle and a second baffle, a movement mechanism comprises a driving mechanism and a transmission mechanism, the transmission mechanism comprises a first driving rod, a second driving rod, a third driving rod and a fourth driving rod, first ends of the first driving rod and the second driving rod are rotationally connected with the third driving rod separately, second ends of the first driving rod and the second driving rod are rotationally connected with the fourth driving rod separately, the third driving rod is connected with the first baffle, the fourth driving rod is connected with the second baffle, and the driving mechanism drives the first driving rod and the second driving rod to rotate, so that the first baffle can move to shield the first air inlet area or move to be staggered from the first air inlet area, and the second baffle can move to shield the second air inlet area or move to be staggered from the second air inlet area. The invention further discloses a range hood applying the air inlet assembly.

The invention discloses a kitchen ventilator. The kitchen ventilator comprises an air outlet, a panel, a supporting box body, an LED lamp, a lower cover plate, an upper cover plate, a wireless Bluetooth receiver, a power button, a display panel, a speed controller, a signal emission port, a remote controller, an operation panel, an illumination button, a weak wind button, a strong wind button, anupper cover plate movable button, a pothook, a pull ring, a wind speed increasing button, a wind speed decreasing button and a switch button. The kitchen ventilator has the advantages that the wireless Bluetooth receiver is connected with the signal emission port arranged on the remote controller, the function of the remote control is achieved, so that the wind speed of the kitchen ventilator reaches up to optimum; a swash and suction separation port, a rotating motor separation port, a filtering separation port and a contact separation plate are arranged, multilevel separation and filtrationare carried out, so that the kitchen ventilator filters cooking fumes more efficiently, through the intelligent design of the upper cover plate and panel, the cooking fumes can be controlled comprehensively, and the kitchen ventilator prevents the leakage of the cooking fumes.

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.

The invention relates to a range hood, comprising a case and a smoke collecting cover connected below the case, wherein a centrifugal fan is arranged in the case, and an air inlet communicating with an inner cavity of the case is arranged on the smoke collecting cover. The range hood is characterized in that the centrifugal fan is a double-suction centrifugal fan; the smoke collecting cover comprises a first cavity and a second cavity which are independent of each other, the air inlet communicates with the first cavity, and the first cavity communicates with a front air inlet of the centrifugal fan; and the second cavity extends downwards and is provided with an inclined plane which is inclined forwards from bottom to top, left side axial flow fans and right axial flow fan are arranged at intervals on the inclined plane, a baffle plate is arranged in the second cavity to divide the second cavity into a left passage corresponding to the left axial flow fan and a right passage corresponding to the right axial flow fan, and the left passage and a second airflow passage are both communicated with a rear air inlet of the centrifugal fan. According to the invention, the suction and discharge effect of the range hood can be significantly improved.

The invention relates to an extractor hood capable of distributing air quantity. The extractor hood capable of distributing air quantity comprises a shell; a smoke inlet is formed in the front side wall of the lower portion of the shell; the smoke inlet is provided with a left portion and a right portion which are arranged side by side in the transverse direction; an adjusting structure capable ofadjusting the opening degree of the left portion and the opening degree of the right portion of the smoke inlet is arranged at the smoke inlet; the adjusting structure comprises a first baffle and asecond baffle; the first baffle and the second baffle are rotationally connected to the smoke inlet; and the adjusting structure is provided with a first adjusting mechanism used for driving the firstbaffle to overturn front and back so as to adjust the opening degree of the left portion and a second adjusting mechanism used for driving the second baffle to overturn front and back so as to adjustthe opening degree of the right portion. When a single side burner needs to be used, the opening degree of one side of the smoke inlet can be increased and the opening degree of the other side of thesmoke inlet can be decreased or closed through overturning of the first baffle and the second baffle; and when the double side burner needs to be used, the opening degrees of the two sides of the smoke inlet can be increased, so that the air quantity is reasonably distributed according to needs, smoke leakage is avoided, and the smoke suction effect is improved.

The invention relates to a range hood capable of realizing air volume distribution. The range hood comprises a housing; a smoke inlet communicating with a smoke feeding chamber is formed in the frontsidewall of the lower portion of the housing; the smoke inlet comprises a left portion and a right portion which are arranged side by side in the horizontal direction; the smoke inlet is provided withan adjusting structure capable of adjusting the opening degree of the left portion and and the right portion of the smoke inlet; the adjusting structure comprises a first baffle and a second baffle;the first baffle and the second baffle are arranged corresponding to the left portion and the right portion of the smoke inlet respectively and are rotationally connected to the smoke inlet; and the adjusting structure comprises a telescopic structure used for driving the first baffle and the second baffle to overturn in the front-back direction so as to adjust the opening degree of the left portion and the right portion. When a single-side burner needs to be used, the opening degree of one side of the smoke inlet can be increased and the opening degree of the other side of the smoke inlet canbe decreased or closed through overturning of the first baffle and the second baffle; and when a double-side burner needs to be used, the opening degrees of the two sides of the smoke inlet can be both increased, so that the air volume is reasonably distributed as needed, smoke leakage is avoided, and the smoke suction effect is improved.

The invention discloses a smoke-escape-preventive integrated stove and a manufacture method thereof. The smoke-escape-preventive integrated stove comprises an integrated stove body; a movable smoke guiding device is arranged on the top surface of a support plate, and comprises a first smoke suction plate, a second smoke suction plate and a third smoke suction plate which are in vertically parallelarrangement; the first smoke suction plate is fixedly connected to the top surface of the support plate; the second smoke suction plate is connected with the first smoke suction plate through a firstmoving mechanism and a first limiting mechanism; the third smoke suction plate is connected with the second smoke suction plate through a second moving mechanism and a second limiting mechanism. Themanufacture method comprises the steps of mounting the integrated stove body, processing the movable smoke guiding device, mounting the movable smoke guiding device, and testing the integrated stove.The smoke-escape-preventive integrated stove has the advantages that through the design of the movable smoke guiding device, gradient smoke suction can be realized from the bottom to the top, and smoke escape is avoided; the moveable smoke guiding device can be close to the wall when the integrated stove is not used, so that the space occupancy rate is reduced, and energy consumption is greatly lowered.

The invention provides a range hood and a control method of the range hood, and relates to the technical field of kitchen appliances. The range hood comprises a range hood cavity and a fan, the fan is mounted in the range hood cavity, and the range hood further comprises a main control module and a flow guide mechanism; the main control module is connected with the fan and the flow guide mechanism; the flow guide mechanism is mounted at an air inlet below the range hood cavity; the main control module is used for determining a wind power adjusting instruction and a direction adjusting instruction based on target parameters of cooking ranges, sending the wind power adjusting instruction to the fan and sending the direction adjusting instruction to the flow guide mechanism; the fan is used for adjusting operation wind power according to the wind power adjusting instruction; and the flow guide mechanism is used for adjusting the direction of the air inlet according to the direction adjusting instruction. According to the range hood, the flow guide mechanism is arranged, so that the aim of automatically adjusting the direction of the air inlet and the wind power according to the target parameters of each cooking range can be achieved, smoke leakage of the cooking ranges on the outer side is effectively prevented, and the overall smoke suction effect of the range hood is improved.

The invention relates to a smoke collecting hood assembly, a range hood, a light source smoke locking method, electronic equipment and a computer readable storage medium. The exhaust fume collecting hood assembly is applied to the extractor hood and comprises an exhaust fume collecting hood and a hood cover, the light-emitting assembly is mounted on the exhaust fume collecting hood and is used for emitting light beams to the lower part of the exhaust fume collecting hood; wherein the light beam is used for irradiating oil fume, and oil fume aerosol particles in the oil fume are constrained in the range of the light beam under the action of photophoresis force of the light beam. Through a light source with a smoke locking effect and a light emitting assembly arranged on the range hood, the light emitting direction of the light emitting assembly faces a cooking stove, on one hand, aerosol particles in oil smoke are locked in the light range based on the photophoresis force principle through irradiation of the light emitting assembly on aerosol in the oil smoke, and the technical effect of preventing smoke leakage is achieved; energy consumption of the fan can be reduced, and structural design of the range hood is simplified.

The invention discloses an extractor hood with moving door type smoke guide plates and a manufacturing method thereof. The extractor hood with the moving door type smoke guide plate comprises a panel,a positioning box and a smoke discharge box, wherein a first smoke guide plate, a second smoke guide plate and a smoke absorbing plate are arranged on the front side surface of the panel; the first smoke guide plate and the second smoke guide plate are connected onto the panel through a horizontal moving mechanism, and are positioned at the outer side of the smoke absorbing plate; a first smoke guide bar and a second smoke guide bar are separately arranged on the first smoke guide plate and the second smoke guide plate; and a jointing bar is arranged between the first smoke guide plate and the second smoke guide plate. The manufacturing method for the extractor hood with the moving door type smoke guide plates comprises the following steps: panel processing, first smoke guide plate and second smoke guide plate mounting, positioning box processing, smoke discharge box processing and mounting and extractor hood pilot run. The extractor good can be closed while not working, so that dustis prevented from entering the extractor hood to bond with greasy dirt, and therefore, steam generated during cooking can be collected towards the smoke absorbing plate, and oil smoke is convenientlyabsorbed into the smoke absorbing plate to prevent smoke escape.