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59results about How to "Does not affect the cooling effect" patented technology

Air cooling and liquid cooling dual-purpose heat radiator

The invention provides an air cooling and liquid cooling dual-purpose heat radiator, which consists of a bottom plate, a heat pipe, a liquid cooling plate, a liquid cooling upper cover, a heat radiation fin and a fan, wherein the heat pipe is bent and folded into a U shape, the horizontal part of the middle section of the heat pipe is welded in a hole commonly preserved by the bottom plate and the liquid cooling plate, and the vertical parts at the two sides of the heat pipe are welded with the heat radiation fin. The bottom plate is in contact with a heat source. During the air cooling, the fan is started, and the heat is transmitted into the atmosphere through the bottom plate along the heat pipe from the heat radiation fin. During the liquid cooling switching, the fan is switched, the cooling liquid is introduced into the liquid cooling upper cover, the heat is transmitted ot the liquid cooling plate through the bottom plate and the heat pipe, and the heat is brought away by cooling liquid flowing through the liquid cooling plate. The air cooling and liquid cooling dual-purpose heat radiator has the advantages that the two heat radiation modes including the air cooling mode and the liquid cooling mode can be conveniently switched according to the concrete use requirements, the switching process is simple, the operation is convenient, the part dismounting is not needed, in addition, both the air cooling heat radiation efficiency and the liquid cooling heat radiation efficiency can be ensured, and the air cooling and liquid cooling dual-purpose heat radiator is suitable for being used as a heat sink for a thermoelectric refrigerating unit.
Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI

Outdoor fan control method and system and air conditioner

The invention provides an outdoor fan control method and system and an air conditioner and relates to the technical field of air conditioner control. The coil temperature of an outdoor unit is compared with preset temperature, whether compressor parameters meet first preset conditions or not is judged, and the current gear of a wind shield of an outdoor unit fan is compared with a preset gear, so that the gear of the wind shield of the outdoor unit fan is controlled to be dropped or raised by one gear for operation on the basis of the current gear of the wind shield at the interval of a preset regulation period. Through combined judgment of the coil temperature of the outdoor unit, the compressor parameters and the gear of the wind shield of the outdoor unit fan, the gear of the wind shield of the outdoor unit fan is controlled to be dropped by one gear for operation, and therefore the problems of a poor refrigeration effect and high power consumption caused by separate judgment of the environment temperature of the outdoor unit are avoided; meanwhile, if the coil temperature of the outdoor unit is higher than second preset temperature, the coil temperature can be easily lowered if the gear is raised for operation at the moment, and the refrigeration effect is good.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1

Constant-temperature thermal management system for lithium-ion power battery pack

The invention relates to a constant-temperature thermal management system for a lithium-ion power battery pack. The thermal management system comprises the lithium-ion power battery pack which comprises a battery box, a plurality of single lithium batteries, a heating sheet, an electronic refrigerating sheet and a fan, a power input change-over switch which comprises two interfaces connected to an external power supply and an internal power supply, a direct current (DC) / alternating current (AC) variable-frequency inversion controller which is used for outputting power inputted by the power input change-over switch to the refrigerating sheet or the heating sheet after voltage and frequency conversion, a voltage acquisition module for acquiring the voltage of the inputted power and the output voltage of the voltage DC / AC variable-frequency inversion controller, a temperature acquisition module for acquiring the temperature of the single lithium batteries, and a master controller which is used for controlling the heating sheet or the electronic refrigerating sheet to heat or refrigerate the single lithium batteries according to the temperature of the single lithium batteries. The thermal management system disclosed by the invention is applicable to the constant-temperature control of the single lithium batteries or is capable of controlling the temperature of the single lithium batteries within a reasonable temperature range.
Owner:CH AUTO TECH CORP CO LTD

Air conditioner control method

The invention discloses an air conditioner control method. The method includes: detecting an operating state of an air conditioner; detecting indoor humidity when an air conditioning system of the air conditioner operates for refrigeration; when the indoor humidity is higher than a first preset humidity, controlling a solution circulating system to dehumidify, and enabling heat exchange between solution between an inlet end of a dehumidifier and an outlet end of a regeneration device and a refrigerant in an air return pipe of a compressor. According to the air conditioner control method, when the air conditioner operates for refrigeration, the indoor humidity is detected, and the air conditioner can be controlled to dehumidify according to the indoor humidity, so that dehumidification can be realized during refrigeration, and combination of dehumidification and temperature regulation is realized.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Heat recovery heat pump air conditioner water chilling unit

The invention relates to a heat recovery heat pump air conditioner water chilling unit, which comprises a compressor, a four-way reversing valve, two outdoor heat interchangers, an indoor heat interchanger, a throttle valve, a refrigerant pipe and a heat recovery heat interchanger. The heat recovery heat pump air conditioner water chilling unit is added with the heat recovery heat interchanger, which can guarantee the recovery of the heat of condensation while realizing good refrigeration and heating. The parallel connection mode of the heat recovery heat interchanger and the two outdoor heat interchangers is adopted for controlling the flow distribution of a freezing medium and the recovery volume of the heat of condensation and convenient for precisely regulating and controlling the heat recovery volume in the heat recovery mode. Compared with a common series connection heat recovery machine unit, the water chilling unit needs few freezing medium and uses the heat of condensation, thus obtaining higher heat recovery efficiency; compared with a common parallel connection heat recovery machine unit, the water chilling unit has more multiple-stage regulation and does not influence the refrigeration effect and stably runs. The heat recovery heat pump air conditioner water chilling unit is mainly suitable for various large, middle and small size centre air-conditioner systems.
Owner:SHANGHAI MARITIME UNIVERSITY

Method for achieving condensation prevention through self cleaning and air conditioner

The invention discloses a method for achieving condensation prevention through self cleaning, and belongs to the technical field of air conditioning control. The method comprises the steps of acquiring a plurality of temperature data, and judging whether condensation prevention operation requires to be carried out or not according to a first preset condition; and if condensation prevention operation requires to be carried out, controlling an air conditioner to perform self cleaning operation to prevent condensation. In the method, condensation can be effectively prevented, besides, the refrigeration effect of the air conditioner is not affected, self cleaning of the air conditioner can be carried out as well, multiple purposes are achieved through one action, and utilization experience ofa user is greatly improved. The invention discloses the air conditioner.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1

Air conditioner control method, device and air conditioner

ActiveCN107255344AEliminate indirect effectsThe method of realization is reasonableCondensate preventionSpace heating and ventilation safety systemsGood controlPoor control
The invention discloses an air conditioner control method, a device and an air conditioner. The air conditioner control method comprises that air outlet temperature and air outlet humidity of the air conditioner are obtained, and body temperature of a user in the environment where the air conditioner is located; according to the air outlet temperature and the air outlet humidity, dew point temperature of the air conditioner is determined; and according to the relationship between the dew point temperature and the air outlet temperature, based on the relationship between the body temperature and set comfort temperature, anti-condensation control is conducted on the air conditioner. The scheme can overcome the drawbacks in the prior art such as large detection error, poor control effect, poor user experience and the like, and can realize the beneficial effects of small detection error, good control effect and good user experience.
Owner:GREE ELECTRIC APPLIANCES INC

Lathe with coolant recovery device

The invention discloses a lathe with a coolant recovery device, and belongs to the technical field of lathes. The lathe includes a rack, and one side of the rack is provided with a recovery device forrecovery and reuse of a coolant; the recovery device includes a collection mechanism and a filtration mechanism located on one side of the rack; the collection mechanism includes two first guide plates and two second guide plates hinged to the bottom of the rack, the bottoms, located at the joints of the first guide plates and the second guide plates, of the rack are provided with collection grooves, and the bottoms, located on the second guide plates, of the rack are fixedly provided with power assemblies for driving the second guide plates to overturn around the hinge points between the rack and the second guide plates; and the filtration mechanism includes a primary filtration assembly and a secondary filtration assembly for respectively conducting primary filtration and secondary filtration on metal debris and the coolant in the coolant, a sedimentation basin is connected to the secondary filtration assembly, and the sedimentation basin is connected with an accommodating box. Thelathe has the effects of collecting, filtering and reusing the coolant without affecting the cooling effect of the coolant.
Owner:杭州铭锻机床有限公司

Freshener composition and application thereof

The invention discloses a freshener composition and application thereof. The freshener composition is prepared from, by weight, 40-60 parts of L-menthol, 5-20 parts of N,2,3-trimethyl-2-isopropyl butamide, 5-20 parts of N-ethyl-L-menthyl formamide and 20-40 parts of cool oil. By the adoption of the freshener composition, people can feel a strong cool feeling at the beginning of tooth brushing while no obvious bitter taste is generated, and freshness and coolness can be maintained for a long time in the oral cavity after tooth brushing.
Owner:广州舒客实业有限公司

Refrigerator with defrosting function

The invention discloses a refrigerator with a defrosting function. The refrigerator with the defrosting function comprises a shell and an inner container assembled in the shell, wherein an evaporator tube is arranged on the outer wall of the inner container; a heating tube is arranged between the evaporator tube and the inner container. The inner container is located in a freezing chamber. A first drain pipe is communicated below the inner container and is connected into a first evaporation pan located below the inner container. An indoor evaporator is arranged above the inner side of the inner container; a diversion plate is arranged below the indoor evaporator and comprises a plate bottom and a surrounding edge around the plate bottom; the plate bottom is in a gathering shape; a second drain pipe is connected to the lower end of the plate bottom; a plurality of bulges are arranged on the plate bottom, and comprises upper end faces for retaining water, and side end faces with via holes. The second drain pipe is connected into a second evaporation pan above a compressor. According to the refrigerator with the defrosting function, the temperature of the inner container of the refrigerator can be more uniform, the space of the inner container of the freezing chamber is maximized, and the defrosting can be carried out conveniently and quickly.
Owner:AUCMA

Power-saving device of central air-conditioning

The invention provides a power saving device used in a central air conditioner, which comprises a temperature detection unit for detecting the temperature of the water inlet and the water outlet of an air conditioning water circulation system; a frequency conversion processing unit for receiving frequency conversion signals and controlling the running frequency of a water pump motor in the water circulation system; a central processing unit for receiving, processing and sending signals which comprise the processes of receiving the temperature of the water inlet and water outlet obtained by the temperature detection unit, calculating the actual temperature difference of the water inlet and the water outlet, calculating a frequency conversion signal which regulates the actual temperature difference to the pre-determined temperature difference and outputs the frequency conversion signal to the frequency conversion processing unit when the actual temperature difference is less than the preset temperature difference. The power saving device can effectively save electric energy for the air conditioning system.
Owner:SHENZHEN SUNWIN INTELLIGENT CO LTD

Air conditioner anti-condensation control method and device, storage medium and air conditioner

The invention provides an anti-condensation control method and device for an air conditioner, a storage medium and the air conditioner. The method comprises the steps of when the air conditioner is in refrigeration operation, detecting whether the indoor environment temperature is smaller than or equal to a first preset temperature value and whether the outdoor environment temperature is smaller than or equal to a second preset temperature value and / or whether the indoor humidity is larger than a first preset humidity value; and when detecting that the indoor environment temperature is smaller than or equal to the first preset temperature value, the outdoor environment temperature is smaller than or equal to the second preset temperature value and / or the indoor humidity is larger than the first preset humidity value, controlling the air conditioner to enter a first anti-condensation control mode or a second anti-condensation control mode according to the state of an indoor unit air guide mechanism. According to the scheme provided by the invention, condensation caused by a large temperature difference between the two sides of an air guide plate can be prevented.
Owner:GREE ELECTRIC APPLIANCES INC

Air-cooled refrigerator

The invention provides an air-cooled refrigerator comprising an air duct and a sterilization and deodorization device arranged in the air duct. The air duct is provided with an air inlet and an air outlet. The sterilization and deodorization device comprises a photocatalyst filter screen and an illuminant with the projection direction facing the photocatalyst filter screen. The photocatalyst filter screen is arranged close to the air inlet and disposed on the inner side of an air door of the air inlet, and comprises a main acting surface used for receiving projection of the illuminant and a back surface opposite to the main acting surface. At least one of the main acting surface and the back surface is parallel to the flow direction of cold air flow in the air duct, so that the sterilization and deodorization device is free of blocks to the cold air flow entering the air duct, effectively prevents water mist and has no condensation; meanwhile, on the premise that refrigeration effect of the air-cooled refrigerator is unaffected, the cold air flow entering the air duct is effectively sterilized, and sterilization effect is obvious.
Owner:HAIER GRP CORP +1

Method for improving color and luster changes of low-temperature cooked meat product during vacuum pre-cooling process

The present invention belongs to a low-temperature storage method of a low-temperature cooked meat product and relates to a method for improving color and luster changes of the low-temperature cookedmeat product during an ice-assist vacuum pre-cooling process. An assist cooling medium uniformly covers a just steamed cooked low-temperature cooked meat product all around, then the materials are transferred together to a vacuum pre-cooling machine for pre-cooling and a pressure dropping rate is controlled, so that the low-temperature cooked meat product is rapidly cooled in a vacuum environment,the assist cooling medium can be recycled after the pre-cooling, and then after freezing, the assist cooling medium can also be used next time to achieve recycling use. The method can enable the low-temperature cooked meat product to obtain a rapid cooling rate, at the same time can also reduce water loss during the vacuum pre-cooling process, and also maintains relatively high color and luster quality of the low-temperature cooked meat product. Finally, after the pre-cooling is finished, the assist cooling medium can also be recycled for use, thereby effectively reducing operating costs.
Owner:SHAOGUAN COLLEGE

Air conditioner control method, device and air conditioner

ActiveCN107255344BEliminate indirect effectsThe method of realization is reasonableMechanical apparatusCondensate preventionBody surfaceGood control
The invention discloses an air conditioner control method, a device and an air conditioner. The air conditioner control method comprises that air outlet temperature and air outlet humidity of the air conditioner are obtained, and body temperature of a user in the environment where the air conditioner is located; according to the air outlet temperature and the air outlet humidity, dew point temperature of the air conditioner is determined; and according to the relationship between the dew point temperature and the air outlet temperature, based on the relationship between the body temperature and set comfort temperature, anti-condensation control is conducted on the air conditioner. The scheme can overcome the drawbacks in the prior art such as large detection error, poor control effect, poor user experience and the like, and can realize the beneficial effects of small detection error, good control effect and good user experience.
Owner:GREE ELECTRIC APPLIANCES INC

Multisystem cool-heat exchanger and efficient water heating all-in-one machine and working method thereof

PendingCN106855326ARefrigeration efficiency unchangedImprove hot water efficiencyRefrigeration componentsHeating and refrigeration combinationsEngineeringThermal water
The invention relates to a multisystem cool-heat exchanger and efficient water heating all-in-one machine and a working method thereof. The multisystem cool-heat exchanger and efficient water heating all-in-one machine sequentially comprises a compressor, a heating small-tube water tank, a four-way valve, a large cool-heat exchange tube, a cool-heat exchanger and a cool-heat air conditioner, wherein an output port of the compressor is connected with an input port of the heating small-tube water tank, an output port of the heating small-tube water tank is connected with the first end of the four-way valve, the second end of four-way valve is connected with the first end of the cool-heat air conditioner, the second end of the cool-heat air conditioner is connected with the first end of the cool-heat exchanger, the third end of the four-way valve is connected with the second end of the cool-heat exchanger, the fourth end of the four-way valve is connected with the first end of the large cool-heat exchange tube, the second end of the large cool-heat exchange tube is connected with the third end of the cool-heat exchanger through a throttling valve, and the fourth end of the cool-heat exchanger is connected with a return port of the compressor. The multisystem cool-heat exchanger and efficient water heating all-in-one machine is simple in structure and reasonable in design, is conductive to improvement of heat efficiency and meanwhile can reduce the maintenance rate.
Owner:黄安东

Air conditioner system for compressor shell winding refrigerating agent copper pipe

The invention provides an air conditioner system for a compressor shell winding refrigerating agent copper pipe. The air conditioner system for the compressor shell winding refrigerating agent copperpipe is mainly characterized in that part of the refrigerating agent copper pipe connecting an outdoor unit heat exchanger and an indoor unit heat exchanger is spirally and tightly wound on a compressor shell, the spiral refrigerating agent copper pipe can be welded to the steel shell of a compressor adopting a brazing process and can also be bonded to the steel shell of the compressor adopting heat conductive silicone, in the summer refrigerating process, by means of a refrigerating agent flowing through the spiral winding copper pipe on the compressor shell, the temperature of the compressorcan be effectively reduced, the working environment of a compressor motor is improved, and the service life of the compressor motor is prolonged; and in the winter refrigerating process, by means ofthe refrigerating agent flowing through the spiral winding copper pipe on the compressor shell, the temperature of the compressor can be effectively reduced, and by means of heat absorbed by the refrigerating agent from the compressor shell, frosting and icing phenomena can be greatly decreased after the heat is transferred to the outdoor unit heat exchanger, the excess heat can further be transferred to the indoor unit heat exchanger, and energy consumption of an air conditioner is effectively lowered.
Owner:李建坤

Air channel assembly and refrigeration device

The invention discloses an air channel assembly and a refrigeration device. The air channel assembly is arranged between an evaporator chamber and a refrigeration chamber of the refrigeration device.The air channel assembly comprises an air channel surface plate, an air channel cover plate and a shifting device, wherein an air exhaust port and an air return port are formed in the air channel surface plate, an air channel is formed between the air channel surface plate and the air channel cover plate, an air inlet and an air outlet are formed in the air channel cover plate, the evaporator chamber communicates with the air channel through the air inlet and the air outlet, the air channel communicates with the refrigeration chamber through the air exhaust port and the air return port, and the shifting device is used for opening or closing the air inlet or the air outlet. According to the air channel assembly, when the evaporator chamber defrosts, air can be completely stopped from entering the refrigeration chamber from the evaporator chamber without affecting refrigeration of the refrigeration device, and the situation that when an evaporator chamber defrosts, the temperature of a refrigeration chamber rises quickly is avoided.
Owner:HEFEI HUALING CO LTD +2

Infinitely variable speed oil cooling radiator

The invention discloses an infinitely variable speed oil cooling radiator and relates to the technical field of automobile manufacture. The infinitely variable speed oil cooling radiator comprises an engine radiator and an infinitely variable speed air cooling oil cooler, wherein the engine radiator is provided with a first installation post and a first lower suspension part. The infinitely variable speed air cooling oil cooler is connected with the engine radiator through an installation rack. Compared with the prior art, the problems that the refrigerating effect of an air conditioner is reduced if an existing infinitely variable speed oil cooling radiator is arranged in front of an air conditioner condenser and the radiating effect of a continuously variable transmission is poor if the existing infinitely variable speed oil cooling radiator is arranged behind the engine radiator can be solved through the infinitely variable speed oil cooling radiator.
Owner:DONGFENG LIUZHOU MOTOR

An evaporator defrosting and deicing assembly for cold storage

The invention discloses an evaporator defrosting and deicing assembly, and belongs to the technical field of evaporator deicing and defrosting. The evaporator defrosting and deicing assembly aims at solving the problems that when a current evaporator conducts automatic defrosting and deicing work, automatic cleaning cannot be achieved, cleaning work is complex, and time and labor are wasted. The evaporator defrosting and deicing assembly comprises a cold storage and an evaporator installed on the ceiling of a cold storage, and also comprises at least one crushed-ice removal transporting device, and the crushed-ice removal transporting device is located under the evaporator; a conveying belt is arranged at the lower portion of the tail end of the crushed-ice removal transporting device, anda crushed-ice collecting groove is formed in the tail end of the conveying belt. According to the evaporator defrosting and deicing assembly, it can be achieved that crushed ice is automatically removed through the crushed-ice removal transporting device, normal using of the cold storage is not influenced, and meanwhile a large amount of time and labor can be saved.
Owner:哈尔滨雪谷制冷设备有限公司

High-efficiency energy-saving absorbing type refrigerator by using heat conduction liquid heat-dissipation method

InactiveCN101650111ASolve the problem that the anti-dew pipe cannot be installedEasy to manufactureLighting and heating apparatusRefrigeration devicesHeat conductingEngineering
The invention discloses a high-efficiency energy-saving absorbing type refrigerator by using a heat conduction liquid heat-dissipation method, which consists of (1) a vaporizer, (2) an evaporator, (3)an absorber, (4) an electric heat tube, (5) a liquid storage container; (6) an oil plug, (7) an external radiator, (8) a heat conducting liquid, (9) a heat-conducting tube joint, (10) a heat-conducting leakproof tube, a heat-conducting additional radiator, a heat absorber heat-conducting tube, a fan and a refrigerator body. By using the heat-conducting liquid to respectively outward radiate inside a condenser and an absorber through the heat conducting tube, the invention improves the radiating effect of a mechanism and achieves quick condensation and high-efficiency refrigeration. In addition, the invention solves the problems of poor radiation and incapability of arranging the leakproof tube of the absorbing type refrigerator for a plurality of years.
Owner:谢逢华

Dust removal and cooling device of cold pilger mill

The invention discloses a dust removal and cooling device of a cold pilger mill. The dust removal and cooling device comprises a main motor and an air blower, one end of the air blower is connected with the main motor, and the other end of the air blower is fixedly connected with an intake air filter device. The intake air filter device comprises dust covers and an air inlet frame, the air inlet frame is fixedly connected with an air inlet of the air blower, and the dust covers are fixed to all the faces of the air inlet frame. The dust removal and cooling device has the advantages that dust removal is achieved, the cooling effect is not influenced, manufacturing is simple, and equipment can operate normally.
Owner:兴化市华恺不锈钢异型材厂

Control method of multi-split air-conditioning system

The invention belongs to the technical field of multi-split air-conditioning systems, aims to solve the problem that an existing multi-split air-conditioning system cannot give consideration to refrigeration capacity, heating capacity and refrigerant sound reduction at the same time, and provides a control method of a multi-split air-conditioning system. The system comprises an outdoor unit, a plurality of connecting pipes and a plurality of indoor units. Each connecting pipe is provided with a throttling element, a switch valve and a first electronic expansion valve, wherein the throttling element and the switch valve are arranged in parallel, and the throttling element and the switch valve are arranged on the downstream side of the first electronic expansion valve along the flowing direction of a refrigerant during indoor unit refrigeration. The control method comprises the steps that the running state of the indoor units is determined; and according to the running state of the indoor units, the switch valves are selectively opened or closed so that the first electronic expansion valves can separately throttle the refrigerant, or the throttling elements and the first electronic expansion valves can sequentially throttle the refrigerant in different sequences. The refrigeration capacity, the heating capacity and refrigerant sound reduction can be considered at the same time, and user experience is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

cooling fan

InactiveCN107436002BAvoid getting infectedHas the use of healthLighting and heating apparatusFree-cooling systemsWater channelEngineering
The invention discloses a refrigerating fan. The refrigerating fan comprises an electric fan, a refrigerating device and a humidifying device, the electric fan comprises a blowing end and a negative pressure end, the refrigerating device comprises a water tank and a refrigerating panel with ventilating openings, the refrigerating panel is located on the negative pressure end of the electric fan and is provided with a plurality of first refrigerating sheets and first water cooling heads attaching to the hot faces of the first refrigerating sheets, the cold faces of the first refrigerating sheets attach to the refrigerating panel, the water tank and the first water cooling heads is connected through a water channel circulation pipeline, and a water receiving disc used for receiving condensed water on the refrigerating panel and sending the condensed water to the humidifying device is arranged below the refrigerating panel. The problem that water in the water tank needs to be consumed continuously during refrigerating of the refrigerating fan is solved, and the refrigerating fan has the advantages of being good in refrigerating effect, capable of realizing humidifying effect, small in limitation and convenient to use.
Owner:杭州帝赐科技有限公司

Fresh air system for air-cooled refrigerator and air-cooled refrigerator

The invention discloses a fresh air system for an air-cooled refrigerator and the air-cooled refrigerator, relates to the technical field of refrigerators, and solves the technical problem that peculiar smell generated in the using process of a refrigerator in the prior art is difficult to discharge out of a compartment. The fresh air system for the air-cooled refrigerator comprises a fresh air pipeline and an air door assembly, wherein the fresh air pipeline and the air door assembly are located in a foaming layer on the back of the refrigerator, and the fresh air pipeline communicates with a compressor chamber of the refrigerator and introduces fresh air through the compressor chamber; the air door assembly has an open state and a closed state; when the air door assembly is in the open state, fresh air introduced by the fresh air pipeline enters an air duct through the air door assembly, exchanges heat with an evaporator of a refrigerator compartment and then is pre-cooled, and the pre-cooled fresh air enters the compartment; and when the air door assembly is in the closed state, the fresh air pipeline is isolated from the air duct. According to the fresh air system, the peculiar smell in the refrigerator can be removed, the temperature of the compartment cannot rise, the original refrigeration effect of the refrigerator cannot be affected, and storage of food materials is better facilitated.
Owner:GREE ELECTRIC APPLIANCES INC

A refrigerator with defrosting function

The invention discloses a refrigerator with a defrosting function, which comprises a shell and an inner tank assembled inside the outer shell, an evaporator tube is arranged on the outer wall of the inner tank, and a heating tube is arranged between the evaporator tube and the inner tank. The inner bag is the inner bag located in the freezer. A first drainage pipe is connected to the lower outside of the inner container, and the first drain pipe is connected to the first evaporating dish located on the lower outer side of the inner container. An indoor evaporator is arranged above the inner side of the inner tank, and a guide plate is arranged below the indoor evaporator. The lower end is connected to the second drain pipe, and there are a plurality of protrusions on the bottom of the pan, and the protrusions include an upper end surface for retaining water and a side end surface with a conduction hole. The second drain pipe is connected to the second evaporating dish located above the compressor. The refrigerator with the defrosting function can make the temperature of the inner tank of the refrigerator more uniform, maximize the space of the inner tank in the freezing chamber, and facilitate defrosting.
Owner:AUCMA

Refrigerator

The invention provides a refrigerator. The refrigerator is provided with a first evaporator and a second evaporator which provide cold energy for different storage chambers. Creatively, when the refrigerator enters the mode that the second evaporator independently conducts refrigeration, a flow channel switching device enables liquid-state refrigerants in the first evaporator to be fully migrated,whether all the refrigerants are completely migrated or not is judged according to a detected temperature at an outlet of the first evaporator, and when all the refrigerants are migrated, the refrigerant directly enters the second evaporator without passing through the first evaporator. The refrigerator can achieve the effect of only refrigerating one storage chamber, so that resource waste caused when one storage chamber needs refrigeration and the other storage chamber does not need refrigeration is avoided; and besides, it can be guaranteed that when one evaporator independently conducts refrigeration, liquid-state refrigerants cannot remain in the other evaporator, it is guaranteed that sufficient refrigerants exist in the evaporator independently conducting refrigeration, the refrigeration effect is not influenced, and the utilization ratio of the refrigerants is improved.
Owner:QINGDAO HAIER REFRIGERATOR CO LTD +1

Large efficient cooling explosion-proof capacitor

The invention relates to a large efficient cooling explosion-proof capacitor, and the capacitor comprises a shell, a core body, an anode lead and a cathode lead; the anode lead and the cathode lead are connected to the core body; a pressure relief opening is formed in the shell, and the pressure relief opening is covered with an explosion-proof piece; a cooling pipe is arranged at the center of the core body in the axial direction in a penetrating mode, and a cooling circulating pump containing cooling liquid is arranged on the outer wall of the shell; the two ends of the cooling pipe are communicated with the cooling circulating pump, the water inlet end of the cooling pipe is communicated with a cooling ring pipe, the cooling ring pipe is spirally arranged around the core body and attached to the core body, the other end of the cooling ring pipe is communicated with the water outlet end of the cooling pipe, the cooling circulating pump is connected with an anode connecting wire and a cathode connecting wire, and the anode connecting wire is connected with the anode lead; and the cathode connecting line is connected with the cathode lead. According to the invention, the temperature rise of the core body is pre-controlled in a cooling manner, and the emergency pressure release of the explosion-proof sheet is combined, so that the possibility of high-temperature expansion of the core body is reduced on the premise of ensuring the safety, and the possibility of damage to the capacitor is further reduced.
Owner:深圳康诚达电子有限公司
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