CN212378054U

CN212378054U - Kitchen integrated electrical appliance

Info

Publication number: CN212378054U
Application number: CN202021443282.XU
Authority: CN
Inventors: 张衍
Original assignee: Individual
Current assignee: Shenfeng Wuhan Technology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-01-19
Anticipated expiration: 2030-07-21

Abstract

In order to solve the problem that the existing range hood directly exhausts kitchen oil smoke to a public flue or outdoors to cause a large amount of hot air to form an urban heat island effect, the disclosure provides a kitchen integrated electrical appliance, wherein the kitchen integrated electrical appliance comprises a smoke exhaust duct assembly and a cold and hot assembly, and the smoke exhaust duct assembly comprises a smoke exhaust duct, an oil smoke separator, a centrifugal impeller and a motor; the cold air and hot water assembly comprises a compressor, a throttling device, a water storage device, a refrigeration air duct, a reversing device, a first heat exchanger for exchanging heat with smoke of the smoke exhaust air duct, a second heat exchanger for exchanging heat with water of the water storage device, an evaporator for cooling air in the refrigeration air duct and a fan. The kitchen integrated electrical appliance can reduce the urban heat island effect caused by the range hood, utilizes the heat of kitchen oil smoke to prepare hot water required by life, releases cold air as required, solves the problem of kitchen sultriness, is energy-saving and environment-friendly, and provides a comfortable cooking environment.

Description

Kitchen integrated electrical appliance

Technical Field

The present disclosure relates to the field of household appliances, and particularly to a kitchen integrated appliance.

Background

The existing range hood can only simply exhaust the kitchen oil fume to a public flue or outdoors, the exhausted oil fume contains waste oil and has high temperature, and the defects of the adoption of the oil pumping unit are that the waste oil can cause atmosphere pollution and increase PM2.5 in the air; the great emission of high-temperature oil smoke easily causes urban heat island effect.

The traditional air conditioner is not suitable for being used in a kitchen, when the range hood works, the kitchen is always in a negative pressure state, the cold consumption is large, the oil fume is not well treated and can be attached to an evaporator, and the refrigeration effect is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above-mentioned technical problem, this disclosure provides a kitchen integrated electrical apparatus, improves summer kitchen smoldering environment, reduces the city heat island effect that smoke ventilator caused.

In one aspect of the present disclosure, a kitchen integrated appliance includes a range hood assembly and a cold air and hot water assembly;

the smoke machine component comprises a smoke exhaust air channel, a smoke separator arranged at an air inlet of the smoke exhaust air channel, a centrifugal impeller arranged in the smoke exhaust air channel and a motor used for controlling the centrifugal impeller to rotate;

the cold air and hot water assembly comprises a compressor, a throttling device, a water storage device, a refrigeration air channel, a reversing device, a first heat exchanger for exchanging heat with the smoke of the smoke exhaust air channel, a second heat exchanger for exchanging heat with the water of the water storage device, an evaporator for cooling the air in the refrigeration air channel and a fan for discharging the air in the refrigeration air channel out of the refrigeration air channel;

the compressor, the second heat exchanger, the throttling device and the first heat exchanger are used for forming a first refrigerant circulating loop in a matched mode, so that a refrigerant can return to the compressor after sequentially passing through the second heat exchanger, the throttling device and the first heat exchanger from the compressor;

the compressor, the second heat exchanger, the first heat exchanger, the throttling device and the evaporator are used for forming a second refrigerant circulating loop in a matched mode, so that a refrigerant can return to the compressor after sequentially passing through the second heat exchanger, the first heat exchanger, the throttling device and the evaporator from the compressor;

the reversing device is used for switching the first refrigerant circulation loop and the second refrigerant circulation loop.

Optionally, the oil smoke separator includes a rotatably disposed oil smoke separating disc, and the oil smoke separating disc is provided with a disc for driving the oil smoke separating disc to rotate when the air current passes through the disc.

Optionally, the cigarette machine subassembly includes trapezoidal oily wind channel of gathering, the oil smoke separation disc sets up in the trapezoidal oily wind channel of gathering, trapezoidal oily wind channel lower part of gathering is equipped with the waste oil and collects the kettle, trapezoidal oily wind channel of gathering with be equipped with between the waste oil collection kettle and be used for leading-in waste oil collection kettle's of waste oil of trapezoidal oily wind channel department oil pipe of leading.

Optionally, the ladder type collection oil wind channel end is equipped with keeps off and leads the oil groove, be equipped with the oil level inductor in the waste oil collection kettle.

Optionally, water storage device includes system hot water tank and heat storage water tank, the system hot water tank is equipped with the running water inlet, heat storage water tank is equipped with the hot water intake, system hot water tank and heat storage water tank link to each other through mutually independent first pipeline and second pipeline, be equipped with the second solenoid valve on the first pipeline, be equipped with the circulating pump on the second pipeline and be used for preventing that the water in the system hot water tank from passing through the third one-way check valve of second pipeline flow direction heat storage water tank.

Optionally, an automatic exhaust and release valve is arranged on the heat storage water tank.

Optionally, the second heat exchangerIs composed ofA heat exchange coil; the throttling device comprises a first electronic expansion valve and a second electronic expansion valve; what is needed isThe reversing device comprises a three-way valve and a third electromagnetic valve, an air outlet of the compressor is connected with an inlet of the three-way valve, and an outlet of the three-way valve is communicated with a first port of the first heat exchanger after sequentially passing through the heat exchange coil and the first electronic expansion valve; the other outlet of the three-way valve is directly communicated with the first port of the first heat exchanger; a second port of the first heat exchanger is communicated with an air inlet of the compressor after sequentially passing through a second electronic expansion valve and the evaporator; and a second port of the first heat exchanger is communicated with the air inlet of the compressor after passing through a third electromagnetic valve.

Optionally, the reversing device includes a first one-way check valve, a second one-way check valve, a first solenoid valve, and a four-way valve;

the compressor, the second heat exchanger, the DE channel of the four-way valve, the first one-way check valve, the throttling device, the first heat exchanger and the CS channel of the four-way valve are used for being matched to form the first refrigerant circulation loop, so that when the DE channel and the CS channel of the four-way valve are communicated, a refrigerant can sequentially pass through the second heat exchanger, the DE channel of the four-way valve, the first one-way check valve, the throttling device, the first heat exchanger and the CS channel of the four-way valve from the compressor and then return to the compressor;

the compressor, the second heat exchanger, the DC channel of the four-way valve, the first heat exchanger, the throttling device, the first electromagnetic valve, the evaporator, the second one-way check valve and the ES channel of the four-way valve are used for being matched to form a second refrigerant circulation loop, so that the DC channel of the four-way valve and the ES channel of the four-way valve are conducted, when the first electromagnetic valve is opened, the refrigerant can sequentially pass through the second heat exchanger, the DC channel of the four-way valve, the first heat exchanger, the throttling device, the first electromagnetic valve, the evaporator, the second one-way check valve and the ES channel of the four-way valve from the compressor and then.

Optionally, a pressure relief valve is connected in parallel to the pipeline where the first electromagnetic valve is located.

Optionally, a louver for controlling an air outlet angle is arranged at the air outlet of the refrigeration air duct, the inner surface of the louver is arc-shaped, and the outer surface of the louver is a smooth surface.

Optionally, a germicidal lamp is arranged above the evaporator.

Optionally, the evaporator is located above the first heat exchanger, the evaporator and the first heat exchanger are connected through a drainage pipe, and a fourth one-way check valve is arranged in the drainage pipe.

Optionally, a condensed water collecting box is arranged below the first heat exchanger, and a cleaning water pump for pumping condensed water in the condensed water collecting box to the upper side of the first heat exchanger is arranged in the condensed water collecting box.

Optionally, a water level sensing switch and a water pump for pumping the condensed water in the condensed water collecting box to the outside of the kitchen integrated electrical appliance are arranged in the condensed water collecting box.

Optionally, the first heat exchanger is disposed in the smoke evacuation duct.

A second aspect of the present disclosure is applicable to the control method of the kitchen integrated appliance according to any one of the first aspect of the present disclosure, the method including:

responding to a refrigeration instruction, and controlling the reversing device to be powered on;

or the like, or, alternatively,

and responding to the pure hot water command, and controlling the reversing device to power off.

Has the advantages that: according to the kitchen integrated electric appliance, the centrifugal impeller is controlled to rotate by the motor, so that air generates centrifugal force and moves in a certain direction, strong negative pressure is generated at the air inlet of the smoke exhaust duct, and hot oil smoke generated by a gas stove and the like is continuously sucked into the kitchen integrated electric appliance; the oil-smoke separator at the air inlet of the smoke exhaust duct removes grease and impurities in the hot oil-smoke, so that clean hot smoke without grease and impurities is exhausted through the smoke exhaust duct; when the first refrigerant circulation loop is operated, the heat of the clean hot smoke in the smoke exhaust duct is absorbed by the refrigerant flowing in the first heat exchanger, so that the refrigerant is rapidly evaporated into a gaseous state; the gaseous refrigerant is sucked and compressed by the compressor, and the high-temperature high-pressure gaseous refrigerant is discharged; the high-temperature high-pressure gaseous refrigerant passes through the second heat exchanger, and the heat of the high-temperature high-pressure gaseous refrigerant in the second heat exchanger is exchanged into the water of the water storage device to prepare high-temperature hot water, and the hot water is stored in an external water tank of the water storage device; the high-temperature high-pressure gaseous refrigerant is condensed into a medium-temperature high-pressure liquid refrigerant; the medium-temperature high-pressure liquid refrigerant is throttled by a throttling device and then is changed into a low-temperature low-pressure liquid refrigerant; the low-temperature low-pressure liquid refrigerant absorbs a large amount of heat around through the first heat exchanger, becomes low-temperature low-pressure vapor refrigerant, is sucked by the compressor, recompresses and discharges high-temperature high-pressure gaseous refrigerant, circularly operates, prepares a large amount of hot water required by life, and automatically ensures the hot water for life, so that the waste heat recovery and utilization of a kitchen are realized, and the cooled cold air is discharged into outdoor atmosphere through a flue, thereby effectively reducing the heat island effect of a city.

When the second refrigerant circulation loop is operated, the compressor discharges high-temperature and high-pressure gaseous refrigerant; the high-temperature high-pressure gaseous refrigerant passes through the second heat exchanger, and the heat of the high-temperature high-pressure gaseous refrigerant in the second heat exchanger is exchanged into the water in the water storage device to prepare high-temperature hot water; the high-temperature high-pressure gaseous refrigerant is condensed into a medium-temperature high-pressure liquid refrigerant; part of the refrigerant which is not liquefied continuously flows through the first heat exchanger to exchange heat with air flowing in the smoke exhaust air channel, and is continuously condensed, and the whole refrigerant is changed into a medium-temperature high-pressure liquid refrigerant which is changed into a low-temperature low-pressure liquid refrigerant after being throttled by the throttling device; the low-temperature low-pressure liquid refrigerant absorbs a large amount of heat around (air in the air conditioning air duct) through the evaporator, is changed into low-temperature low-pressure vapor refrigerant, is sucked by the compressor, is recompressed and discharged high-temperature high-pressure gaseous refrigerant, and circularly operates, so that cold air in the air conditioning air duct is sent out by the fan, cold air required by a cooking operator is formed, the stuffy environment of a kitchen is improved, domestic hot water is prepared, and the energy-saving effect is remarkable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram of a kitchen integrated appliance in an embodiment of the present disclosure;

fig. 2 is a schematic diagram of a galley cooling and heating utility system with a second heat exchanger as a heat exchange coil in an embodiment of the present disclosure.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, a kitchen integrated appliance includes a cigarette maker assembly and a cold air and hot water assembly;

the smoke exhaust component comprises a smoke exhaust air channel 1, an oil smoke separator 2 arranged at an air inlet of the smoke exhaust air channel 1, a centrifugal impeller 3 arranged in the smoke exhaust air channel 1 and a motor 4 for controlling the centrifugal impeller 3 to rotate;

the cold air and hot water assembly comprises a compressor 5, a throttling device 6, a water storage device 7, a refrigeration air duct 14, a reversing device, a first heat exchanger 8 for heat exchange with the flue gas of the smoke exhaust air duct 1, a second heat exchanger 9 for heat exchange with the water storage device 7, an evaporator 19 for cooling the air in the refrigeration air duct 14 and a fan 20 for discharging the air in the refrigeration air duct 14 out of the refrigeration air duct 14;

the compressor 5, the second heat exchanger 9, the throttling device 6 and the first heat exchanger 8 are used for forming a first refrigerant circulating loop in a matching mode, so that the refrigerant can return to the compressor 5 after sequentially passing through the second heat exchanger 9, the throttling device 6 and the first heat exchanger 8 from the compressor 5;

the compressor 5, the second heat exchanger 9, the first heat exchanger 8, the throttling device 6 and the evaporator 19 are used for forming a second refrigerant circulation loop in a matching mode, so that the refrigerant can return to the compressor 5 after sequentially passing through the second heat exchanger 9, the first heat exchanger 8, the throttling device 6 and the evaporator 19 from the compressor 5;

Note that, in fig. 1 and 2, a thin solid connection line indicates a refrigerant passage (fluorine passage), and a thick solid connection line indicates a water passage.

According to the kitchen integrated electric appliance, the centrifugal impeller 3 is controlled to rotate by the motor 4, so that air generates centrifugal force and moves in a certain direction, strong negative pressure is generated at the air inlet of the smoke exhaust duct 1, and a hot oil smoke source generated by a gas stove and the like is continuously sucked into the kitchen integrated electric appliance; the oil smoke separator 2 at the air inlet of the smoke exhaust duct 1 removes grease and impurities in the hot oil smoke, so that clean hot smoke without grease and impurities is exhausted after passing through the smoke exhaust duct 1; when the first refrigerant circulation loop is operated, the heat of the clean hot flue gas in the exhaust air duct 1 is absorbed by the refrigerant flowing in the first heat exchanger 8, so that the refrigerant is rapidly evaporated into a gaseous state; the gaseous refrigerant is sucked and compressed by the compressor 5, and the high-temperature and high-pressure gaseous refrigerant is discharged; the high-temperature high-pressure gaseous refrigerant passes through the second heat exchanger 9, and the heat of the high-temperature high-pressure gaseous refrigerant in the second heat exchanger 9 is exchanged into the water in the water storage device 7 to prepare high-temperature hot water, and specifically, the hot water can be stored in an external water tank of the water storage device 7; the high-temperature high-pressure gaseous refrigerant is condensed into a medium-temperature high-pressure liquid refrigerant; the medium-temperature high-pressure liquid refrigerant is throttled by the throttling device 6 and then is changed into a low-temperature low-pressure liquid refrigerant; the low-temperature low-pressure liquid refrigerant absorbs a large amount of heat around (hot flue gas in the smoke exhaust duct 1) through the first heat exchanger 8, becomes low-temperature low-pressure vapor refrigerant, is sucked by the compressor 5, is re-compressed and discharged high-temperature high-pressure gaseous refrigerant, circularly operates to prepare a large amount of hot water required by life, and automatically ensures the hot water for life, so that the waste heat of a kitchen is recycled, the cooled cold air is discharged to the outdoor atmosphere through a flue, and the urban heat island effect is effectively reduced.

When the second refrigerant circulation loop is operated, the compressor 5 discharges high-temperature and high-pressure gaseous refrigerant; the high-temperature high-pressure gaseous refrigerant passes through the second heat exchanger 9, and the heat of the high-temperature high-pressure gaseous refrigerant in the second heat exchanger 9 is exchanged into the water in the water storage device 7 to prepare high-temperature hot water, and specifically, the hot water can be stored in an external water tank of the water storage device 7; the high-temperature high-pressure gaseous refrigerant is condensed into a medium-temperature high-pressure liquid refrigerant; part of the refrigerant which is not liquefied continuously flows through the first heat exchanger 8 to exchange heat with air flowing in the smoke exhaust duct 1, and is continuously condensed, and the whole refrigerant is changed into a medium-temperature high-pressure liquid refrigerant which is throttled by the throttling device 6 and then changed into a low-temperature low-pressure liquid refrigerant; the low-temperature low-pressure liquid refrigerant absorbs a large amount of heat around (air in the cold air duct 14) through the evaporator 19, becomes low-temperature low-pressure vapor refrigerant, is sucked by the compressor 5, is re-compressed and discharged high-temperature high-pressure gaseous refrigerant, and circularly operates, and the cold air in the cold air duct 14 is sent out by the fan 20, so that the cold air required by a cooking operator is formed, the stuffy environment of a kitchen is improved, meanwhile, domestic hot water is prepared, and the energy-saving effect is remarkable.

In this embodiment, the reversing device is configured to switch between the first refrigerant circulation circuit and the second refrigerant circulation circuit, so that the refrigerant circulates according to the first refrigerant circulation circuit or the refrigerant circulates according to the second refrigerant circulation circuit. In this embodiment, when the hot air containing oil smoke enters the kitchen integrated electrical appliance, the oil smoke separator 2 separates the oil smoke, and the waste oil is recycled, so as to ensure that the hot air flowing through the internal space of the kitchen integrated electrical appliance is clean, and the heat absorption and release effects of the first heat exchanger 8 are not affected.

In this embodiment, the flue gas is exhausted from the flue gas exhaust duct 1 to the outside, the whole flue gas exhaust duct 1 needs to be designed in a totally enclosed manner, the first heat exchanger 8 is installed in the middle of the closed flue gas exhaust duct 1, and the air guide structure is designed according to the direction of the fluid to allow all the air to uniformly pass through the first heat exchanger 8, so that the optimal heat exchange effect is achieved.

The first heat exchanger 8 may be arranged in the flue gas duct 1 to achieve a flue gas heat exchange with the flue gas duct 1.

Second heat exchanger 9 can set up in water storage device 7 to realize the flue gas heat exchange with water storage device 7, second heat exchanger 9 also can pass through hydrologic cycle with water storage device and be connected, when connecting through hydrologic cycle, can install circulating pump control hydrologic cycle additional.

The motor 4 can adopt a direct current variable frequency motor 4, the rotating speed of the motor 4 is stepless and adjustable, and the speed can be adjusted according to the smoke volume.

The kitchen integrated electric appliance can be made into a wall-mounted type, a floor type or a split type, and the internal structure design can be correspondingly changed according to the requirement.

The kitchen integrated circuit may be provided with a master control.

In an alternative embodiment, see fig. 1, the soot separator 2 comprises rotatably arranged soot separating discs provided with discs for driving the soot separating discs in rotation when an air flow passes through them. The oil fume separating disc may have also steel wire for adsorbing oil fume.

The smoke machine component comprises a ladder-shaped oil collecting air channel 10, the oil smoke separating disc is arranged in the ladder-shaped oil collecting air channel 10, and a waste oil collecting kettle 11 is arranged at the lower part of the ladder-shaped oil collecting air channel 10;

an oil guide pipe 12 for guiding the waste oil in the trapezoidal oil collecting air channel 10 into the waste oil collecting kettle 11 is arranged between the trapezoidal oil collecting air channel 10 and the waste oil collecting kettle 11.

The ladder-shaped structure of the ladder-shaped oil collecting air duct 10 can ensure that the waste oil flows into the waste oil collecting kettle 11 after flowing into the flow guide pipe from the ladder-shaped oil collecting air duct 10 due to gravity;

the tail end of the ladder-shaped oil collecting air duct 10 is provided with an oil blocking and guiding groove (not shown in the figure).

An oil level sensor 13 is arranged in the waste oil collecting pot 11.

The waste oil collection pot 11 is disposed in a recovery tank (not shown in the drawings) provided with a recovery tank panel openable after being pressed.

When a hot oil smoke source generated by a gas stove and the like is continuously sucked into a kitchen integrated electric appliance, the quick flow of air drives an oil smoke separating disc at an air inlet to rotate at a high speed, when hot oil smoke passes through the oil smoke separating disc, oil molecules are adsorbed on steel wires and discs of the oil smoke separating disc, when a certain amount of the hot oil smoke reaches a certain amount, the hot oil smoke is thrown into a ladder-shaped oil collecting air channel 10 due to the action of centrifugal force, a blocking and guiding oil groove (not shown in the figure) arranged at the tail end of the ladder-shaped oil collecting air channel 10 can prevent waste oil from entering a rear air channel, so that the waste oil is completely collected in the ladder-shaped oil collecting air channel 10, simultaneously the waste oil flows into a waste oil collecting kettle 11 through an oil guiding pipe 12 under the action of gravity, when the waste oil in the waste oil collecting kettle 11 is full, an oil level sensor 13 can send an oil full signal to a main control to remind a user, the filled oil collection pot 11 is removed by hand and replaced with an empty one, and the panel is closed. At the moment, the oil level sensor can send an oil-air signal to the main control unit, and the oil level sensor is recovered to be normal. The tail end of the ladder-shaped oil collecting air duct 10 is provided with the oil blocking and guiding groove, so that waste oil can be prevented from entering the air duct behind, the waste oil can conveniently flow back to the oil collecting kettle, and noise generated when wind flows at a high speed can be reduced.

In one embodiment, a temperature sensing probe 70 for detecting the temperature of water is disposed in the water storage device 7, and when the temperature sensing probe 70 detects that the temperature of hot water reaches a first set value during operation, the main control unit sends a command to stop the operation of the compressor 5, but the motor 4 continues to operate to extract air and separate oil smoke. When the water temperature is reduced to a second set value, the main control unit sends a command to the compressor 5 to start working, hot water is continuously prepared, the hot water is stored in the water storage device 7, and the first set value and the second set value can be set as required.

In one embodiment, the water storage device 7 includes a heating water tank 71 and a hot water storage tank 72, the heating water tank 71 is provided with a tap water inlet 711, the hot water storage tank 72 is provided with a hot water inlet 721, the heating water tank 71 and the hot water storage tank 72 are connected by a first pipeline 73 and a second pipeline 74 which are independent of each other, the first pipeline 73 is provided with a second electromagnetic valve 731, and the second pipeline 74 is provided with a third one-way check valve 741 and a circulation pump 742 for preventing water in the heating water tank 72 from flowing to the hot water storage tank 71 through the second pipeline 74.

The temperature sensing probe 70 is arranged in the heating water tank 71; an automatic air discharge valve 722 is disposed on the hot water storage tank 72.

The throttling device 6 includes, but is not limited to, an electronic expansion valve, a thermostatic expansion valve, a capillary tube, etc., and the electronic expansion valve is preferred, and the flow of the refrigerant is intelligently controlled by combining with relevant actual data, so that the system achieves the maximum energy efficiency.

In the application that the demand of hot water is not high, the hot water storage tank 72 can be omitted, only the hot water making tank 71 is used, for example, only hot water needs to be supplied to a kitchen, and at the moment, the hot water storage tank 72 is provided with a tap water inlet and a hot water intake.

The tap water inlet 711 of the heating water tank 71 is connected with a tap water inlet pipe, the hot water intake 721 of the heat storage water tank 72 is used for receiving hot water, and the heating water tank 71 and the heat storage water tank 72 are controlled by a pipeline and a second electromagnetic valve 731, and the specific implementation steps are as follows:

the kitchen integrated electrical appliance heats water in the heating water tank 71 through the second heat exchanger 9, when the temperature-sensing probe 70 detects that the water temperature in the heating water tank 71 reaches a first set threshold value, the second electromagnetic valve 731 is controlled to be opened, hot water flows into the heat storage water tank 72 under the action of the water pressure of tap water, air in the heat storage water tank 72 is exhausted out of the heat storage water tank through the automatic exhaust and release valve 722, when the heat storage water tank is full, the automatic exhaust and release valve 722 is closed, and the pressure of the heat storage water tank 72 and the heating water tank 71 is balanced. When the hot water intake 721 uses water, the water in the heating water tank 71 flows to the hot water storage tank 72, and at the same time, tap water is continuously injected into the heating water tank 71, and when the temperature detected by the temperature sensing probe 70 is lower than the second set threshold, the second electromagnetic valve 731 is closed, and at this time, the water level in the hot water storage tank 72 is lowered and the pressure is reduced due to the limitation of the third one-way check valve 741 in the second pipe 74 (return pipe), and when the pressure is lower than the atmospheric pressure, the automatic exhaust valve 722 is opened, so that air is sucked into the hot water storage tank 72, and the constant temperature hot water supply is ensured. Meanwhile, when the temperature-sensing probe 70 senses that the temperature of water is lower than a set value, the water heating of the water heating tank 71 is automatically started, when the temperature reaches a first set threshold value, the second electromagnetic valve 731 is opened, hot water flows into the hot water storage tank 72 under the action of the water pressure of tap water to replenish the hot water, and when the temperature-sensing probe 70 detects that the temperature is lower than a second set threshold value, the second electromagnetic valve 731 is closed, and the steps are repeated. The first set threshold and the second set threshold can be set as required.

When hot water is not used at the hot water intake 721, the temperature of water in the hot water storage tank 72 is lowered to the first set temperature due to the influence of the ambient temperature, the second electromagnetic valve 731 and the circulation pump 742 are simultaneously turned on to heat the water by circulation, and the circulation pump 742 stops operating when the heating temperature is higher than the second set temperature. The first set temperature and the second set temperature may be set as desired.

In the technical scheme of the embodiment, the hot water making area and the storage area are independently separated, the temperature is stable when hot water is used, when the kitchen integrated electrical appliance makes hot water, the water to be heated in the hot water making tank 71 is heated to a high temperature from a low temperature, the actual energy efficiency ratio of the unit is improved, the energy efficiency is greatly improved, and energy is saved. The double-tank design realizes that the capacity of the water storage tank required under the same use environment is reduced by about 1/3 compared with the prior art, the universality of practical application is increased, and the problem of large occupied space is solved.

In the technical solution of the present embodiment, the opening and closing of the second electromagnetic valve 731 is controlled by setting the temperature, so as to ensure stable temperature of the used hot water, and the automatic vent valve 722 is installed on the hot water storage tank 72, so that the hot water storage amount in the hot water storage tank 72 is not affected by pressure. The third one-way check valve is installed in the second pipeline 74 (water return pipeline), so that when hot water is used, low-temperature water in the heating water tank 71 is prevented from flowing back to the heat storage water tank 72, the situation that the hot water at the hot water inlet 721 is always used by hot water with stable temperature is guaranteed, in a hot water using time period, hot water is automatically prepared in the heating water tank 71, constant-temperature hot water is continuously supplemented into the heat storage water tank 72, the situation that the hot water inlet 721 continuously supplies hot water is guaranteed, and the middle of using a large amount of water does not need to wait.

In one embodiment, the reversing device comprises a four-way valve 15, a first solenoid valve 16, a first one-way check valve 17, and a second one-way check valve 18;

the compressor 5, the second heat exchanger 9, the DE channel of the four-way valve 15, the first one-way check valve 17, the throttling device 6, the first heat exchanger 8 and the CS channel of the four-way valve 15 are used for cooperating to form a first refrigerant circulation loop, so that when the DE channel and the CS channel of the four-way valve 15 are conducted, the refrigerant can sequentially pass through the second heat exchanger 9, the DE channel of the four-way valve 15, the first one-way check valve 17, the throttling device 6, the first heat exchanger 8 and the CS channel of the four-way valve 15 from the compressor 5 and then return to the compressor 5;

the compressor 5, the second heat exchanger 9, the DC passage of the four-way valve 15, the first heat exchanger 8, the throttling device 6, the first solenoid valve 16, the evaporator 19, the second one-way check valve 18, and the ES passage of the four-way valve 15 are used to cooperate to form a second refrigerant circulation loop, so that when the DC passage of the four-way valve 15 and the ES passage of the four-way valve 15 are conducted and the first solenoid valve 16 is turned on, the refrigerant can sequentially pass through the second heat exchanger 9, the DC passage of the four-way valve 15, the first heat exchanger 8, the throttling device 6, the first solenoid valve 16, the evaporator 19, the second one-way check valve 18, and the ES passage of the four-way valve 15 from the compressor.

When the temperature in the kitchen reaches a certain value and an operator needs to cool the air, the reversing device is controlled to be powered on, namely the four-way valve 15 and the first electromagnetic valve 16 are controlled to be powered on, at the moment, the direction of the four-way valve 15 is changed, the DC channel and the ES channel are conducted after the direction is changed, and the first electromagnetic valve 16 is opened; the high-temperature high-pressure gaseous refrigerant discharged by the compressor 5 passes through the second heat exchanger 9, the heat of the refrigerant of the second heat exchanger 9 is exchanged into the water of the water storage device 7 to be made into high-temperature hot water, wherein the hot water can be stored in an external water tank of the water storage device 7 (when the water storage device 7 comprises a heating water tank 71 and a heat storage water tank 72, the heat storage water tank 72 can be an external water tank), the high-temperature hot water is condensed by the first heat exchanger 8 and then reaches the throttling device 6, the throttled low-temperature low-pressure liquid refrigerant is evaporated and vaporized when flowing through the evaporator 19 to absorb a large amount of heat in the air around the evaporator 19, and the low-temperature low-pressure gaseous refrigerant is sucked by the compressor 5 and is recompressed to discharge the high-temperature high-pressure gaseous refrigerant, and the. The cooled cold air is discharged out of the kitchen integrated electric appliance through the fan 20 and the cooling air duct 14. The kitchen integrated electric appliance in the embodiment can improve the sultry environment of a kitchen, and cold air is not disturbed by oil smoke and installation.

When an operator needs to make pure hot water, the reversing device is controlled to be powered off, namely the four-way valve and the first electromagnetic valve are controlled to be powered off, at the moment, the CS channel and the DE channel are switched on after the four-way valve, and the first electromagnetic valve is switched off.

In one embodiment, a pressure relief valve is connected in parallel to a pipeline where the first electromagnetic valve is located, and is used for automatically adjusting the pressure of the system and preventing the system from being broken when the first electromagnetic valve breaks down, so that the compressor is prevented from being damaged.

In one embodiment, the second heat exchanger may be a plate heat exchanger, a double-pipe heat exchanger, a high-efficiency tank, a heat exchange coil, etc., and when the second heat exchanger employs the heat exchange coil, the resistance is large due to an excessively long actual pipeline, as shown in fig. 2, the refrigerant circulation loop in this embodiment should employ a cooling and heating common system with a throttle device having two electronic expansion valves;

in the cold and warm sharing system, an air outlet of a compressor 5 is connected with an inlet of a three-way valve 21, and one outlet of the three-way valve 21 is communicated with a first port of a first heat exchanger 8 after sequentially passing through a heat exchange coil 22 and a first electronic expansion valve 23; the other outlet of the three-way valve 21 is directly communicated with the first port of the first heat exchanger 8; the second port of the first heat exchanger 8 is communicated with the air inlet of the compressor 5 after sequentially passing through a second electronic expansion valve 24 and the evaporator 19; the second port of the first heat exchanger 8 is communicated with the air inlet of the compressor 5 after passing through a third electromagnetic valve 25. The first port and the second port of the first heat exchanger are respectively positioned at the inlet and the outlet of the refrigerant of the first heat exchanger.

When the cold and warm sharing system is in a pure hot water operation mode: the compressor 5 discharges high-temperature high-pressure gaseous refrigerant, when the refrigerant flows through the three-way valve 21, the three-way valve 21 is in a power-off state, the refrigerant flows to the heat exchange coil 22, heat is exchanged into a medium, the refrigerant is changed into medium-temperature high-pressure liquid refrigerant, the refrigerant reaches the first electronic expansion valve 23 for throttling, the refrigerant is changed into low-temperature low-pressure liquid refrigerant after throttling, when the refrigerant flows through the first heat exchanger 8, a large amount of surrounding heat is absorbed, the refrigerant is changed into low-temperature low-pressure gaseous refrigerant, at the moment, the third electromagnetic valve 25 is opened, the second electronic expansion valve 24 is closed, gas is directly sucked by the compressor 5.

At this time, the first electronic expansion valve 23 is used as the throttling device 6, so that the compressor 5, the second heat exchanger 9 (the heat exchange coil 22 at this time), the throttling device 6 (the first electronic expansion valve 23 at this time) and the first heat exchanger 8 cooperate to form a refrigerant circulation loop, so that the refrigerant can sequentially pass through the second heat exchanger 9 (the heat exchange coil 22 at this time), the throttling device 6 (the first electronic expansion valve 23 at this time) and the first heat exchanger 8 from the compressor 5 and then return to the compressor 5.

When the cooling and heating shared system is in an air-conditioning cold air running mode: the compressor 5 discharges high-temperature and high-pressure gaseous refrigerant, when the refrigerant flows through the three-way valve 21, the three-way valve 21 is in a power-on state, the flow direction is changed, the first electronic expansion valve 23 is closed at the moment, the refrigerant is prevented from passing through, heat is exchanged into a medium when the refrigerant flows through the first heat exchanger 8 and is changed into medium-temperature and high-pressure liquid refrigerant, the third electromagnetic valve 25 is in a closed state at the moment, the refrigerant can be changed into low-temperature and low-pressure liquid refrigerant only after being throttled by the second electronic expansion valve 24 and flows to the evaporator 19, and when the refrigerant passes through the evaporator 19, a large amount of surrounding heat is absorbed and evaporated to be changed into low-temperature and low-pressure vaporous refrigerant which.

In an alternative embodiment, referring to fig. 1, the air outlet of the cooling air duct 14 is provided with a louver 26 for controlling the air outlet angle, the inner surface of the louver 26 is arc-shaped, and the outer surface of the louver 26 is smooth. A group of targeted air outlet angle control shutters 26 are designed at an air outlet of the refrigerating assembly, the shutters 26 are composed of three pieces, the inner face of each shutter is provided with a specially designed radian, the outer face of each shutter is a smooth face, air is blown out from two middle cavities formed by the three pieces, the lowermost shutter 26 at the moment is changed into a guide plate to prevent turbulent flow from being generated above a gas stove, a strong cold air screen with clear boundaries is finally formed, rising hot oil smoke is rapidly condensed when meeting the edge of the cold air screen, gravity is increased and sinks, the oil smoke is sucked into a kitchen integrated electrical appliance in the sinking process, and accordingly, the oil smoke cannot escape.

In an alternative embodiment, a germicidal lamp 27 is provided above the evaporator 19. When air flows through the irradiation range of the germicidal lamp 27, bacteria or viruses in the air will be killed, and organic matters will be decomposed, so that the air blown out from the cooling air duct 14 is clean and fresh. When the evaporator 19 does not work, the air purification function can be independently selected to be started, and the sterilizing lamp 27 and the fan 20 are mainly controlled to be started, so that the air purification effect is achieved. The germicidal lamp 27 is a light source capable of emitting ultraviolet light, and includes, but is not limited to, a TUV tube, a UVC LED (ultraviolet germicidal diode), and the like.

In an alternative embodiment, referring to fig. 1, the evaporator 19 is located above the first heat exchanger 8, and the evaporator 19 is connected to the first heat exchanger 8 by a drainage pipe (not shown) having a fourth one-way check valve (not shown).

A condensed water collecting box 28 is arranged below the first heat exchanger 8, and a cleaning water pump 29 for pumping condensed water in the condensed water collecting box 28 to the upper part of the first heat exchanger is arranged in the condensed water collecting box 28.

A water level sensing switch 30 and a water pump 31 for pumping the condensed water in the condensed water collecting box 28 to the outside of the kitchen integrated appliance are provided in the condensed water collecting box 28.

When the evaporator 19 is in refrigeration operation, a large amount of condensed water is generated, when the kitchen integrated electrical appliance is designed, the installation position of the evaporator 19 is placed above the first heat exchanger 8, the evaporator 19 is connected with the first heat exchanger 8 through a sealed drainage pipeline (not shown in the figure), a fourth one-way check valve (not shown in the figure) is installed in the middle of the drainage pipeline, the fourth one-way check valve is in a cut-off state when the air channel pressure is greater than the external pressure, smoke is prevented from escaping into a kitchen space, the condensed water flows into the drainage pipeline due to the action of gravity after being collected, the external pressure is increased, when the water pressure is greater than the air pressure in the smoke exhaust air channel 1, the valve is opened, the water uniformly flows onto the fins of the first heat exchanger 8, the first heat exchanger 8 has a condenser function in the mode, and the condensed water is vaporized and absorbs heat in the fins when, a large amount of heat of refrigerant in the first heat exchanger 8 is taken away through the conduction, strengthens the condensation effect, and the water that does not vaporize completely can be in the bottom comdenstion water collection box 28 along the fin, will trigger water level inductive switch 30 when the water level reachs a take the altitude, and the master control can be given water pump 31 behind the signal and go up the electricity, takes the comdenstion water out the integrated electrical apparatus in kitchen.

When the greasy dirt adheres to the inside, the inside cleaning function of master control automatic start, change the refrigerant flow direction, heat for first heat exchanger 8, motor 4 closes this moment, the master control is given washing water pump 29 to go up, take out the water in the comdenstion water collection box 28 to first heat exchanger 8 top, evenly flow down along first heat exchanger 8's fin, absorb heat wherein when rivers cross the fin, the temperature risees, so the circulation obtains high-temperature hot water and steam, dissolve the inner wall greasy dirt, reach the cleaning performance, the sewage can be through the integrated electrical apparatus of kitchen of water pump 31 discharge after the washing is accomplished.

When the kitchen integrated electrical appliance does not work, the kitchen integrated electrical appliance is always in a standby state, when the domestic hot water in the water tank is reduced to the minimum guarantee value, the kitchen integrated electrical appliance automatically starts a pure hot water making mode, the compressor 5 is started, the refrigerant is driven to circulate, heat in the air is absorbed, hot water is made, the kitchen integrated electrical appliance is automatically stopped until the temperature of the hot water reaches a set value, and the kitchen integrated electrical appliance enters a continuous waiting mode.

The kitchen integrated appliance in the embodiment can be externally connected with floor heating equipment to provide floor heating function for small space areas, such as a toilet, a cooling room and the like

The kitchen integrated electric appliance in the embodiment is highly integrated, compact in structure, small in occupied space, same in electric energy consumption, capable of achieving multiple functions, remarkable in energy-saving effect, capable of being freely switched according to requirements, convenient and fast. The experience is strong.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. The kitchen integrated electric appliance is characterized by comprising a smoke machine component and a cold air and hot water component;

2. The kitchen appliance according to claim 1, wherein the fume separator comprises rotatably arranged fume separating discs provided with discs for driving the rotation of the fume separating discs when the air flow passes through.

3. The kitchen integrated electric appliance according to claim 2, wherein the range hood assembly comprises a trapezoidal oil collecting air duct, the oil smoke separating disc is arranged in the trapezoidal oil collecting air duct, a waste oil collecting pot is arranged at the lower part of the trapezoidal oil collecting air duct, and an oil guiding pipe for guiding waste oil at the trapezoidal oil collecting air duct into the waste oil collecting pot is arranged between the trapezoidal oil collecting air duct and the waste oil collecting pot.

4. The kitchen integrated appliance according to claim 3, wherein the ladder-shaped oil collecting duct is provided with an oil blocking and guiding groove at the end, and an oil level sensor is arranged in the waste oil collecting kettle.

5. The kitchen integrated electric appliance according to claim 1, wherein the water storage device comprises a heating water tank and a heat storage water tank, the heating water tank is provided with a tap water inlet, the heat storage water tank is provided with a hot water inlet, the heating water tank and the heat storage water tank are connected through a first pipeline and a second pipeline which are independent of each other, the first pipeline is provided with a second electromagnetic valve, and the second pipeline is provided with a circulating pump and a third one-way check valve for preventing water in the heating water tank from flowing to the heat storage water tank through the second pipeline.

6. The kitchen integrated appliance according to claim 5, wherein the hot water storage tank is provided with an automatic air exhaust valve.

7. The kitchen integrated appliance of claim 1, wherein the second heat exchanger is a heat exchange coil; the throttling device comprises a first electronic expansion valve and a second electronic expansion valve; the reversing device comprises a three-way valve and a third electromagnetic valve, an air outlet of the compressor is connected with an inlet of the three-way valve, and an outlet of the three-way valve is communicated with a first port of the first heat exchanger after sequentially passing through the heat exchange coil and the first electronic expansion valve; the other outlet of the three-way valve is directly communicated with the first port of the first heat exchanger; a second port of the first heat exchanger is communicated with an air inlet of the compressor after sequentially passing through a second electronic expansion valve and the evaporator; and a second port of the first heat exchanger is communicated with the air inlet of the compressor after passing through a third electromagnetic valve.

8. The kitchen integrated appliance according to claim 1, wherein said reversing device comprises a four-way valve, a first solenoid valve, a first one-way check valve and a second one-way check valve;

9. The kitchen integrated appliance according to claim 8, wherein a pressure relief valve is connected in parallel to the pipeline where the first solenoid valve is located.

10. The kitchen integrated appliance according to claim 8, wherein the air outlet of the cooling air duct is provided with a louver for controlling the air outlet angle, the inner surface of the louver is arc-shaped, and the outer surface of the louver is smooth.

11. The kitchen integrated appliance of claim 8, wherein a germicidal lamp is disposed above the evaporator.

12. The kitchen integrated appliance according to claim 8, wherein the evaporator is located above the first heat exchanger, the evaporator and the first heat exchanger are connected by a drainage pipe, and a fourth one-way check valve is arranged in the drainage pipe.

13. The kitchen integrated appliance according to claim 12, wherein a condensate water collecting box is arranged below the first heat exchanger, and a cleaning water pump for pumping the condensate water in the condensate water collecting box to the upper part of the first heat exchanger is arranged in the condensate water collecting box.

14. The kitchen appliance according to claim 13, wherein a water level sensor switch and a water pump are provided in the condensate collection box for pumping the condensate in the condensate collection box to the outside of the kitchen appliance.

15. The kitchen integrated appliance of claim 1, wherein the first heat exchanger is disposed within the smoke evacuation duct.