38results about How to "Solve the odor" patented technology

Disclosed is a household multifunctional high-temperature electric steam cooking cabinet, comprising an electric steam cooking cabinet body. The interior of the cooking cabinet body is divided into at least two steam compartments by steam shelves. A steam intake pipe is arranged at the bottom of each steam compartment, and the steam intake pipe is connected with a steam generator. A steam output pipe is arranged at the upper part of each steam compartment and is connected with a juice receiving box which is provided with a micro-pressure valve. The electric steam cooking cabinet is divided into at least two steam compartments by steam shelves, steam is inputted separately in different layers, and food is heated in different steam compartments, thus effectively solving the problem that the flavors of the food mix with one another. Meanwhile, the steam generator can generate high-temperature steam with temperature of 120 DEG C, which can rightly lockup the nutrition and water of the food, thus effectively degrading superabundant fat and salt in the food, restricting the loss of the nutrition of the food, and preventing oxidation and flavor reversion of the food. Therefore, the electric steam cooking cabinet can keep the food at original taste and flavor.

The invention discloses a refrigerator comprising a refrigerator body, door bodies, an ice-making compartment, a cooling system and an ice-making air channel system. The refrigerator body is provided with a refrigerating room and a freezing room in a limiting mode. The door bodies are movably connected to the refrigerator body and comprise the refrigerating door body for opening and closing the refrigerating room and the freezing door body for opening and closing the freezing room. The ice-making compartment is limited to the refrigerating door body, and ice blocks can be formed in the ice-making compartment. The cooling system comprises a freezing evaporator for providing cooling capacity for the freezing room, a refrigerating evaporator for providing cooling capacity for the refrigerating room and an ice-making evaporator for providing cooling capacity for the ice-making compartment. The ice-making air channel system comprises an ice-making evaporator compartment, an ice-making air conveying channel and an ice-making air returning channel, wherein the ice-making evaporator compartment is arranged on the back wall of a liner of the refrigerating room and accommodates the ice-making evaporator; and the ice-making air conveying channel and the ice-making air returning channel are arranged on the side wall of the liner of the refrigerating room and communicate with an ice-making evaporator compartment and the ice-making compartment. Compared with the prior art, the ice-making efficiency is high, and serious frosting of the freezing evaporator and the peculiar smell of the ice blocks are avoided.

The invention discloses a novel flue check valve which comprises an installing pipe, a circular base and a smokeproof cover plate. A fixing plate is arranged on the outer wall of the installing pipe, and the circular base is arranged in the inner cavity of the installing pipe. The sealing end surface of the circular base is slantwise arranged relatively to the axial plane of the installing pipe. The upper end of the smokeproof cover plate is rotationally connected with the upper end of the circular base through an articulated mechanism. Magnetic drawing devices are arranged on the smokeproof cover plate and the circular base. Cover plates are respectively arranged on the smokeproof cover plate and the circular base, and cover the magnetic attracting devices. A sealing cushion is arranged on the sealing contact surface between the smokeproof cover plate and the circular base. The novel flue check valve has the advantages of reasonable design, simple structure, good sealing effect, smooth gas exhaust, long service life, multiple functions and wide application, is particularly suitable for down-draught prevention of public flues of multi-floor or high-floor buildings, is favorable for environment protection, and has good economic benefit.

The invention discloses a movable preservation box. The movable preservation box comprises a box body and a box cover covered on the upper part of the box body, wherein a first gas passageway, a second gas passageway, a first vacuum pump connected with the first gas passageway, and a second vacuum pump connected with the second gas passageway are arranged in the box body. The outer wall of the box body is respectively provided with a first outer air opening and a second outer air opening, the second outer air opening is tightly connected with the first vacuum pump and the first outer air opening is tightly connected with the second vacuum pump; a temperature sensor for detecting the internal temperature of the box body, a pressure sensor for detecting the internal pressure of the box body, and a control chip which is electrically connected with the temperature sensor, the pressure sensor, and electromagnetic switches for the first and second vacuum pumps respectively are arranged in the box body; an operating panel electrically connected with the control chip is arranged on the box body or the box cover. The movable preservation box has the temperature and air pressure adjusting functions, meanwhile the air inlet is provided with an air filtering apparatus, thus the problem of taint odor among different food in the preservation box can be solved.

The invention discloses an automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin, and relates to the environment protection field. The automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin comprises a bin body, a bin cover seat and a bin cover, wherein a bin cover motor, a front door switch, a gravity sensing module, an ultrasonic distance measurement unit, a display lamp, a ventilating duct, an air fan, an ultraviolet ray lamp, a bag replacement switch, a control module and a battery pack are arranged on the bin cover seat, rubbish bag drive mechanisms with synchronous wheels around a synchronous belt are arranged on two sides of the bin cover seat, and an installation groove used to place rubbish bag rolls which can be pulled is formed in the bin body. The automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin can solve the problems that an existing rubbish bin needs a person to manually replace rubbish bags, and thereby is troublesome to operate, enables the person to easily touch rubbish, does not have an automatic aeration and deodorization function, can not detect the amount of the rubbish inside, can not timely inform the person to clear the rubbish inside and disinfect the existing rubbish bin, and generates foul smells or bacteria, which pollute the environment and influence personal health, the rubbish in the existing rubbish bin overflows after the existing rubbish bin falls, pets rummage or eat the rubbish at random, and therefore not only is environmental sanitation influenced, but also adverse effects are caused on pet health.

The invention discloses a smell mixing-free multilayer steaming boiler. The smell mixing-free multilayer steaming boiler comprises a heating boiler, and is characterized in that: multiple layers of steaming boilers are arranged on the heating boiler; steam guiding pipes are arranged at the bottoms of the steaming boilers; the steam guiding pipes penetrate through the bottoms of the steaming boilers from the outside and extend into the steaming boilers; steam holes are formed on the steam guiding pipes inside the steaming boilers; the steam guiding pipes of two adjacent steaming boilers are sleeved with each other; vent holes are formed in the boiler wall of each steaming boiler; and a boiler cover is arranged on the steaming boiler on the top. The buckled steam pipes are used for guiding steam, so that steam on each steaming boiler is independently supplied, thus avoiding steam mixing between the steaming boilers and solving the problem of smell mixing caused by mixed steaming of multiple kinds of food; and the smell mixing-free multilayer steaming boiler is simple in structure and has an obvious smell mixing-preventing effect.

The invention provides a high-strength splicing fireproof exhaust gas flue. fireproof plates are connected, spliced and encircled into a pipeline structure, supporting rings are respectively fixed at a certain interval at the inner side and / or the outer side of the exhaust gas flue from top to bottom in the direction of a cross section, and reinforcing ribs, bearing supporting structures and the like are reasonably designed. And therefore, the standardized mass production can be realized conveniently, the quality of the gas flue is ensured fully, the weight of the gas flue is lowered, and thetransportation and the mounting become convenient. The invention effectively solves the problems of gas intrusion and odor tainting by arranging a siphon negative-pressure check valve at the air inlet of the gas flue and fully ensures the mounting firmness degree and ensures the effective closing function of a valve plate to a gas opening by further adopting an internal fixed fireproof valve.

The invention provides a glass door which comprises an outer glass sheet, an inner glass sheet and a spacing bar. The outer glass sheet is separated from the inner glass sheet through the spacing bar, and a hollow space is formed. The spacing bar is located on the periphery of the hollow space. The outer side of the spacing bar is located between the outer glass sheet and the inner glass sheet, and the outer glass sheet and the inner glass sheet are bonded through a sealant. A PU frame is arranged on the outer side of the sealant. The PU frame wraps the periphery of the inner glass sheet or wraps the periphery of the inner glass sheet and the periphery of the outer glass sheet at the same time. The invention further provides a manufacturing technique of the glass door and refrigeration equipment adopting the glass door. Integrated formation of a door body is achieved by combining the PU and the RIM technique, the hollow glass sheets are sealed into an integral module through the PU material, and the undesirable odor problem of a sealant of a hollow glass door is solved; meanwhile, condensation of a frame can be prevented; and by the adoption of the integral forming technique, a few hours of curing time of the hollow glass sheets and the frame is shortened, the product takt time is shortened, and the production quality is improved.

Disclosed is a household multifunctional high-temperature electric steam cooking cabinet, comprising an electric steam cooking cabinet body. The interior of the cooking cabinet body is divided into atleast two steam compartments by steam shelves. A steam intake pipe is arranged at the bottom of each steam compartment, and the steam intake pipe is connected with a steam generator. A steam output pipe is arranged at the upper part of each steam compartment and is connected with a juice receiving box which is provided with a micro-pressure valve. The electric steam cooking cabinet is divided into at least two steam compartments by steam shelves, steam is inputted separately in different layers, and food is heated in different steam compartments, thus effectively solving the problem that theflavors of the food mix with one another. Meanwhile, the steam generator can generate high-temperature steam with temperature of 120 DEG C, which can rightly lockup the nutrition and water of the food, thus effectively degrading superabundant fat and salt in the food, restricting the loss of the nutrition of the food, and preventing oxidation and flavor reversion of the food. Therefore, the electric steam cooking cabinet can keep the food at original taste and flavor.

The invention discloses an electromagnetic check valve of a common flue. The electromagnetic check valve comprises a base, a barrel body, a valve element, a one-way valve block and a reducing ring, wherein the valve element and the one-way valve block are arranged in the barrel body. The electromagnetic check valve is characterized in that an electromagnetic device is arranged on the valve element, and an iron sheet is arranged at the position, corresponding to the electromagnetic device, of the one-way valve block; the electromagnetic device comprises an electromagnet, and a common magnet is fixed at the top of the electromagnet. When a smoke exhaust starts to work, the electromagnetic device is in the power-on state, magnetic fields of the electromagnet and the common magnet are offset, magnetic force of the electromagnetic device is lost, and the one-way valve block can be freely opened. Air flow with cooking fumes passes through an air inlet and a cooking fume channel to push the one-way valve block open, and the cooking fumes are discharged into the common flue. When the smoke exhaust stops working, the electromagnetic device is in the power-off state, the magnetic force of the electromagnetic device is recovered, the electromagnetic device and the iron sheet on the one-way valve block are attracted, the one-way valve block falls to the position of a circular stopping ring of the barrel body under the effects of suction force of the magnet and the gravity of the one-way valve block, the cooking fume channel smoke channel and the common flue are separated to form complete sealing.

The invention relates to an artificial feed for bactrocera cucurbitae larvas and a preparation method thereof. The artificial feed for bactrocera cucurbitae larvas comprises pumpkin, corn powder, beer yeast, sucrose, cassava waste, a preservative, an acidity regulator and water. The invention has at least one of the following advantages and positive effects: by adopting the artificial feed for bactrocera cucurbitae larvas provided by the invention, normal development of bactrocera cucurbitae larvas can be guaranteed while the feed can be kept from mould and peculiar smell at a later stage, and the artificial feed is suitable for indoor mass artificial production of bactrocera cucurbitae larvas. The cassava waste, serving as a novel filling agent, can supplement abundant nitrogen source, vitamins, crude fiber and unsaturated fatty acids for larvas and also realizes moderate viscosity of the artificial feed for bactrocera cucurbitae larvas so as to facilitate the growth and development of larvas.

The invention discloses a multifunctional garbage can for municipal administration. The multifunctional garbage can comprises a base plate, a case body is fixed to the outer wall of the top of the base plate through bolts, a horizontally arranged first transverse plate is fixed to the inner wall of one side of the case body through bolts, and second through holes distributed at intervals are formed in the outer wall of the top of the first transverse plate. A first filter screen is fixed to the inner wall of one side of the case body through bolts, and active carbon granule is filled in the first filter screen. The first filter screen is arranged below the second through holes, a cabinet door is arranged on the outer wall of one side of the case body, and ultraviolet germicidal lamps distributed at intervals are fixed to the inner wall of one side, far away from the cabinet door, of the case body through bolts, and a vertically arranged connecting rod is fixed to the outer wall of oneside of the case body through bolts. Peculiar smell in the garbage can be absorbed by the active carbon granule, so that the problem of giving off the peculiar smell is solved, and the ability of eliminating the peculiar smell is increased; and not only illuminating but also killing bacterium in the garbage can is able to be realized, so that the diversity of functions of the garbage can is increased.

The invention aims at providing a vehicle-mounted multi-purpose heat-preserving sealing box for living things. The vehicle-mounted multi-purpose heat-preserving sealing box for the living things comprises an outer hanging type dismountable forced air blower, a liquid atomizing refrigerator, an ice water bottle, an outer hanging type waste gas treating device and oxygen supplying air stones. The vehicle-mounted multi-purpose heat-preserving sealing box for the living things is characterized in that fresh air is conveyed to the liquid atomizing refrigerator and the oxygen supplying air stones through the outer hanging type forced air blower so as to create a low-temperature environment with oxygen in the box; a separating plate is arranged to divide the box into an upper part for storing fish and a lower part for storing chicken and duck, thus meeting different demands; meanwhile, waste gas generated by the living things can enter the outer hanging type waste gas treating device to be purified and then be exhausted to the outside. With the adoption of the vehicle-mounted multi-purpose heat-preserving sealing box for the living things, the problems of deodorizing and keeping the living things alive when the living things are carried through a private car can be solved; in addition, the vehicle-mounted multi-purpose heat-preserving sealing box for the living things can be used as a daily storage box, so that the practicability can be improved.

The invention discloses an exhaust device for a kitchen. The exhaust device for the kitchen comprises a protective cover, fan blades, a screw cap, a rear shell, shutters, a motor and an electrical control cabinet. A front shell is arranged at one end of the protective cover, the rear shell is arranged at one end of the front shell, and the rear shell is provided with shell bolts and the shutters.The motor is arranged at one ends of the shutters, the motor is provided with motor bolts, and a motor shaft is provided with the fan blades. The screw cap is arranged at the front ends of the fan blades, an oil receiving tank is arranged at the lower end of the protective cover, a buzzer is arranged at one end of the oil receiving tank, an independent key switch is arranged at the lower end of the rear shell, and a carbon monoxide detector is arranged in the electrical control cabinet. The exhaust device for the kitchen has the beneficial effects that the content of carbon monoxide can be detected to prevent people from carbon monoxide poisoning, and the exhaust device plays roles in solving high temperature, stuffiness, ventilation, air exchange and particular shell removal of the interior of the kitchen and plays a role in interior and outdoor fresh air circulation of the kitchen.

The invention relates to dust-proof underpants. The dustproof underpants are characterized in that fabric with a dustproof, moisture-permeable and air-permeable microporous membrane is applied to the fabric or partial fabric of the dustproof underpants, the aperture of the microporous membrane is between 0.01 mu m and 10 mu m, outside dust can be blocked effectively, the fabric with the dustproof, moisture-permeable and air-permeable microporous membrane is added, and a 'closed' space or a relatively 'closed' space is formed at some parts such as a genital organ and an anus and the peripheral part, thus the dust-caused problems that the genital organ and the anus parts and the peripheral part are easy to be dirty, have peculiar smell, tickle and be sticky and greasy, virus infection is caused, bacteria are proliferated and pores are blocked can be effectively solved.

The invention discloses an automatic bag replacement, deodorization, detection and disinfection garbage can, and relates to the field of environment protection. The automatic bag replacement, deodorization, detection and disinfection garbage can comprises a can body, a can cover base and a can cover. The can cover base is provided with a can cover motor, an ultrasonic ranging unit, a display lamp, a ventilation pipe, a fan, an ultraviolet sterilizing lamp, a bag replacement switch, a control module and a battery pack. The two sides of the can cover base are provided with a garbage bag drive mechanism with synchronizing wheels. The synchronizing wheels are connected with a bag replacement motor. Synchronizing belts surrounding the synchronizing wheels and garbage bag sliding ways clamp the edges of garbage bags tightly, when the drive mechanism operates, the synchronizing belts drive the edges of the garbage bags to slide forwards along the garbage bag sliding ways, and the can body is provided with supporting grooves for placing garbage bag rolls. By means of the automatic bag replacement, deodorization, detection and disinfection garbage can, the problems that it is troublesome to conduct manual garbage bag replacement, making contact with garage happens easily, air exchange and deodorization cannot be conducted automatically, the garage amount in a can cannot be detected, timely notifying and cleaning of garage in the can cannot be achieved, the environment is polluted and the health of the human body is affected can be solved.

The invention provides an improved multi-purpose nursing tray used in an operating room. The improved multi-purpose nursing tray used in the operating room comprises a base, moving wheels, brackets, astorage battery, a storage box, an illumination physical therapy lamp structure, a telescopic support frame structure, an odor-removing storage barrel structure, movable armrests, a disposing table,a guardrail, a control switch, a limiting rack, a non-slip mat and a clamping plate. For the improved multi-purpose nursing tray used in the operating room, due to the arrangement of a telescopic barrel, a telescopic rod and a fastening hand wheel, height adjustment can be carried out according to the part needing treatment of a patient, so that the use of the patient is facilitated, and the problem that adjustment can not be carried out according to the height of the position needing treatment of the patient is solved; due to the arrangement of a physical therapy lamp, red light irradiation can be carried out on the wound of the patient after bind-up, so that the heal of the wound of the patient is accelerated, and the problem that the infrared physical therapy function is not available is solved; and due to the arrangement of an odor-preventing cover, the outward diffusing of the foreign smell emitted by the medical waste inside the storage barrel is favorably prevented, and thus theproblem that foreign smell is emitted from the medical waste barrel is solved.

The invention discloses an intelligent dust removal device of a numerical control machine tool. The device comprises a shell, an air suction box, an air delivery pipeline, a water washing tank, an airblower, a PLC and dust concentration sensors, wherein an air outlet is formed in the left side of the upper part of the shell, the air suction box is arranged at the upper part of the air outlet, a fan is arranged inside the air suction box, and the fan is fixed on the inner wall of the air suction box through a fixing support; fan blades are installed on the fan, the water washing tank is installed on the right side of the air suction box, and a cleaning fluid is arranged in the water washing tank; and the air blower is installed on the right side of the water washing tank, and an air inletwindow is formed in the inner wall of the right side of the shell. The invention provides the intelligent dust removal device of the numerical control machine tool, through arranging the shell, the air suction box, the air delivery pipeline, the water washing tank, the air blower, the PLC and the dust concentration sensors, the problem of frequent cleaning or replacement of a filter screen is solved, and the problem that peculiar smell and harmful substances are still contained in the gas discharged to the outside is solved.

The invention discloses an automatic bag replacement, deodorization, detection and disinfection garbage can, and relates to the field of environment protection. The automatic bag replacement, deodorization, detection and disinfection garbage can comprises a can body, a can cover base and a can cover. The can cover base is provided with a can cover motor, an ultrasonic ranging unit, a display lamp, a ventilation pipe, a fan, an ultraviolet sterilizing lamp, a bag replacement switch, a control module and a battery pack. The two sides of the can cover base are provided with a garbage bag drive mechanism with synchronizing wheels. The synchronizing wheels are connected with a bag replacement motor. Synchronizing belts surrounding the synchronizing wheels and garbage bag sliding ways clamp the edges of garbage bags tightly, when the drive mechanism operates, the synchronizing belts drive the edges of the garbage bags to slide forwards along the garbage bag sliding ways, and the can body is provided with supporting grooves for placing garbage bag rolls. By means of the automatic bag replacement, deodorization, detection and disinfection garbage can, the problems that it is troublesome to conduct manual garbage bag replacement, making contact with garage happens easily, air exchange and deodorization cannot be conducted automatically, the garage amount in a can cannot be detected, timely notifying and cleaning of garage in the can cannot be achieved, the environment is polluted and the health of the human body is affected can be solved.

The invention relates to a fur processing technology which comprises, charging dressed furs into 30-60 deg C water with 2-7 wt% hydrogen peroxide and potassium permanganate, washing 20-60 minutes and dewatering, loading dewatered furs into 25-60 deg C ethanol solution with a concentration of 5-30% for washing 20-60 minutes, dewatering, charging the dewatered furs into water solution of sodium benzoate with a concentration of 3-8% for immersion 10-60 minutes, then subjecting the furs to dewatering, shaping and drying, spraying or daubing grease appending agent, finally carrying softening treatment.

The invention discloses a refrigerator capable of storing food in classifications, and belongs to household electrical appliances. The refrigerator can store the food in classifications and can remind people of eating. The refrigerator comprises a refrigerator body, wherein a plurality of independent storage rooms are embedded into the refrigerator body; the storage rooms are provided with side doors; and a timer and a note storage rack are arranged on each side door. The refrigerator capable of storing the food in classifications is easy to operate, convenient to use, and applicable to various places.

The invention provides a smoke cartridge, which comprises a liquid storage part, a main liquid outlet, a smoke outlet and a smoke outlet, the atomizing part is used for atomizing the tobacco juice; the control valve is used for controlling opening and closing of the main liquid outlet; in the first state, the control valve opens the main liquid outlet, and tobacco liquid in the liquid storage part can flow into the atomization part from the main liquid outlet through the control valve; and in the second state, the control valve closes the main liquid outlet to prevent the cigarette liquid from flowing out of the liquid storage part. According to the technical scheme, the liquid storage part and the atomization part are arranged in the smoke cartridge together, packaging is facilitated, the smoke cartridge can be integrally replaced during replacement, and the problem of tainting by odor can be effectively solved. Meanwhile, the atomization part and the liquid storage part are connected through the control valve, opening and closing of the main liquid outlet are achieved by operating opening and closing of the control valve, and the problem of cigarette liquid leakage can be effectively solved. The invention further provides an electronic cigarette which comprises a cigarette rod and the cigarette cartridge.

The invention discloses an automatic bag replacement deodorization rubbish bin, and relates to the environmental protection field. The automatic bag replacement deodorization rubbish bin comprises a bin body, a bin cover seat and a bin cover, wherein a rubbish bag slide rail is arranged on the left side and the right side of the upper portion of the bin body, the bin cover seat is provided with a bin cover motor, a ventilating duct, an air fan, a bag replacement switch, a control module and a battery pack, rubbish bag drive mechanisms with a synchronous belt around synchronizing wheels are arranged on two sides of the bin cover seat, the synchronous belt and the rubbish bag slide rail clamp the edge of a rubbish bag, the synchronous belt also can drive the rubbish bag to slide forwards on the rubbish bag slide rail, and furthermore a support groove used to place rubbish bag rolls is formed in the bin body, and a deodorant device is installed in the ventilating duct. The automatic bag replacement deodorization rubbish bin solves the problems that an existing rubbish bin needs people to manually and frequently replace rubbish bags, is troublesome to operate, does not have an automatic aeration and deodorization function, and therefore smelly generated due to bacteria bred by the rubbish bin, are intolerable by the person, and furthermore can enable the person to fall ill.

The invention provides a high-strength splicing fireproof exhaust gas flue. fireproof plates are connected, spliced and encircled into a pipeline structure, supporting rings are respectively fixed at a certain interval at the inner side and / or the outer side of the exhaust gas flue from top to bottom in the direction of a cross section, and reinforcing ribs, bearing supporting structures and the like are reasonably designed. And therefore, the standardized mass production can be realized conveniently, the quality of the gas flue is ensured fully, the weight of the gas flue is lowered, and thetransportation and the mounting become convenient. The invention effectively solves the problems of gas intrusion and odor tainting by arranging a siphon negative-pressure check valve at the air inlet of the gas flue and fully ensures the mounting firmness degree and ensures the effective closing function of a valve plate to a gas opening by further adopting an internal fixed fireproof valve.

The invention relates to the technical field of refrigerators, and discloses a sealing device which comprises a box cover, a gland, an exhaust module and an air inlet module. A sealed storage space is defined by the box cover and the box body, and the box cover comprises a concave part and an elastic part arranged in the concave part; a sealed cavity is defined by the gland and the concave part of the box cover, the gland is connected with the box cover through an elastic component, and the gland can move in the axial direction of the elastic component; the exhaust module is arranged on the gland and can exhaust gas in the cavity under the condition that the gland is pressed; and the air inlet module is arranged in the concave part and is opposite to the exhaust module, and gas in the storage space can enter the cavity under the condition that pressure difference exists between the interior of the storage space and the interior of the cavity. When the gland is pressed, the box cover and the box body can be pressed tightly under the action of the air inlet module, the exhaust module, the elastic component and external atmospheric pressure, sealing is formed, and good sealing performance is guaranteed when food is stored. The invention further discloses a refrigerator which comprises the sealing device.

The invention discloses an anti-backflow air exhaust pipe of a lampblack flue. The air exhaust pipe comprises a main channel, a plurality of first auxiliary channels and a plurality of second auxiliary channels, and each first auxiliary channel and each second auxiliary channel are of an annular structure; an lampblack inlet is formed in the left end of the main channel, a lampblack outlet is formed in the right end of the main channel, and a plurality of lampblack holes are formed in the side face of the main channel; and one lampblack hole corresponds to one first auxiliary channel or one second auxiliary channel, and each first auxiliary channel and each second auxiliary channel are communicated with the corresponding lampblack holes on the main channel. The anti-backflow air exhaust pipe has the advantages that backflow of the lampblack is relieved.

The invention discloses a kitchen multifunctional gas stove cabinet. A range hood is connected to the upper part of the stove cabinet, and a heat storage barrel, a heating barrel, a water inlet pipe, a refrigerant inlet pipe, and a heat pump water heater of a stove source are connected to the rear of the cabinet. The air return pipe and the hot water outlet pipe are connected to the kitchen air conditioner in the front of the cabinet, and the air selection button, exhaust box and operation button of the kitchen air conditioner are connected to the outside of the cabinet front; the cooktop evaporator is connected to the middle of the stove cabinet , the gas stove is located under the evaporator of the stove; the lower part of the stove cabinet is connected to a four-door refrigerator. It has multiple functions and uses of range hood, stove source heat pump water heater, kitchen air conditioner, gas stove and refrigerator. Comprehensive utilization, high efficiency and energy saving, small footprint. While cooking, the residual heat of the stove source is also utilized to obtain the required hot water. It also solves the problem of odors in the refrigerator, so that kitchen appliances take up less space, consume less energy, and have multiple functions in one machine.

The application relates to a sterilizing and deodorizing system for a refrigerator, a control method, a controller and a refrigerator. Among them, on the basis of the refrigerator with variable compartment volume, a sterilization module, an odor purification module, and a controller for controlling the sterilization module and the odor purification module are added, so that the functions of sterilization and odor purification can be realized. Solve the problem of food odor and prolong the storage period of food, and increase the practicability of the refrigerator. In addition, based on the structural characteristics of the refrigerator, some areas of the refrigerator compartment can be sterilized and deodorized separately, so as to meet the needs of users and reduce the energy consumption of the deodorization and deodorization function. Therefore, the above scheme has high practicability.

A refrigerator (100) comprises: an ice-making compartment (40) defined at a cold storage compartment door (31) used to form an ice cube therein; a refrigeration system comprising an ice-making evaporator (51) used to provide cooling energy to the ice-making compartment (40); and an ice-making air channel system comprising an ice-making evaporator compartment (61), an ice-making air-blowing channel (62) and an ice-making air return channel (63). The ice-making evaporator compartment (61) is provided at a rear wall (201) of an inner liner of a cold storage compartment (20) and is used to accommodate the ice-making evaporator (51). The ice-making air-blowing channel (62) and the ice-making air return channel (63) are provided at a side wall (202) of the inner liner of the cold storage compartment (20) and in communication with the ice-making evaporator compartment (61) and the ice-making compartment (51).