CN113124484A - Kitchen air conditioning system and control method thereof - Google Patents

Abstract

A kitchen air conditioning system and a control method thereof are provided, wherein a compressor, a condenser and an evaporator of an air conditioning assembly are communicated through a refrigerant pipeline, an oil fume suction assembly comprises a casing, a fume exhaust channel and an air outlet channel, the fume exhaust channel and the air outlet channel are arranged in the casing, an air outlet of the air outlet channel is in fluid communication with an indoor part of a kitchen, the condenser is arranged in the fume exhaust channel, the evaporator is arranged in the air outlet channel, condensed water generated by the evaporator flows into a water inlet of a tee joint, a first water outlet of the tee joint is communicated with a water inlet of a water distributor, a second water outlet of the tee joint is communicated with a water inlet of an atomizer, the condensed water flowing out of a water outlet of the water. When the kitchen air conditioning system works, the oil fume takes away the heat of the condenser, and condensed water generated by the evaporator flows into the surface of the condenser after flowing into the water distributor after being shunted by the tee joint, can be discharged from the smoke exhaust channel after being atomized by the atomizer, and can be intelligently controlled to process the condensed water.

Description

Kitchen air conditioning system and control method thereof

Technical Field

The invention relates to an air conditioning system, in particular to a kitchen air conditioning system and a control method thereof.

Background

The kitchen is the main place that people cook, and the good or bad of kitchen air environment directly influences the culinary art and experiences. The kitchen is hot in summer and cold in winter, and has the requirements of cold supply and heat supply, so that people invent various kitchen air conditioners, the air in the kitchen is cooled in summer, and warm air can be provided for the kitchen in winter, so that the cooking comfort level is improved.

The existing kitchen air conditioner has no big difference from a common air conditioner in basic form, and generally has two forms, namely an internal machine and an external machine split type, namely an external machine is positioned outdoors, an internal machine is positioned indoors, the internal machine and the external machine are respectively provided with a motor fan, the internal machine and the external machine split type kitchen air conditioner are connected in a pipeline mode, holes need to be formed in a wall, decoration is damaged, an external machine needs to be hung outdoors, the installation difficulty is high, and the structure is not compact enough. The other type is that the inside and outside machine is an integrated structure, although the evaporator and the condenser of the air conditioner can be installed indoors, the heat-discharging pipe of the condenser can be installed only by destroying a larger area of wall, so that the installation difficulty is increased, and the indoor attractiveness is influenced. In addition, because the kitchen space is limited, the volume of the kitchen air conditioner cannot be too large, so that the heat dissipation of the kitchen air conditioner has a great problem, and if the heat dissipation cannot be carried out in time in the use process of the kitchen air conditioner, the energy efficiency of the air conditioner can be greatly reduced. However, the existing kitchen air conditioner and the range hood work independently, the two can not be linked, and the heat generated by the kitchen air conditioner can not be discharged to the outside through the fan of the range hood, so that how to discharge the heat generated by the kitchen air conditioner through the range hood becomes a problem to be solved urgently.

Although there is also a product like a range hood in the market at present, namely, an air conditioning component is added on the basis of a platform of the range hood, the range hood can realize all functions of the range hood and also can realize the function of an air conditioner. However, these air conditioner smoke ventilators often carry out simple function with the indoor set of traditional air conditioner and traditional lampblack absorber and merge, and outdoor unit of air conditioner still need install outdoor alone, and the air conditioner lampblack absorber integrated level of this kind of mode is not enough, and the installation is comparatively loaded down with trivial details, and moreover, the pipeline and the line connection of outer machine in the air conditioner also can destroy the wall body. In addition, when the air-conditioning range hood is used, an evaporator of an air conditioner can generate condensed water which is discharged outdoors through a water guide pipe at present, other discharging modes are not available, and the effective utilization of the condensed water is not realized.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a kitchen air conditioning system, which discharges air conditioner condensed water through a smoke discharge channel and can improve the heat exchange effect of a condenser by using the condensed water, in view of the above prior art.

The second technical problem to be solved by the present invention is to provide a control method of a kitchen air conditioning system capable of intelligently controlling the air conditioner condensate water treatment, in view of the above-mentioned current state of the art.

The technical scheme adopted by the invention for solving the first technical problem is as follows: this kitchen air conditioning system, including air conditioning component and oil absorption cigarette subassembly, the air conditioning component includes compressor, condenser and evaporimeter, compressor, condenser and evaporimeter are linked together through the refrigerant pipeline, the oil absorption cigarette subassembly is including the casing and locate the inside smoke exhaust passage of casing, its characterized in that: the interior of the shell is also provided with an air outlet channel, an air outlet of the air outlet channel is in fluid communication with the interior of a kitchen room, the condenser is arranged in the smoke exhaust channel, the evaporator is arranged in the air outlet channel, condensed water generated by the evaporator flows into a water inlet of the tee joint, a first water outlet of the tee joint is communicated with a water inlet of the water distributor, a second water outlet of the tee joint is communicated with a water inlet of the atomizer, the condensed water flowing out of a water outlet of the water distributor can flow to the surface of the condenser, and the atomizer is arranged in the smoke exhaust channel.

Preferably, a water pan for receiving condensed water generated by the evaporator is installed in the air outlet channel, the water pan is communicated with the water tank, and the condensed water flowing into the water tank from the water pan is conveyed to the water inlet of the tee joint through the water pump.

Further preferably, a float switch is installed in the water tank.

Atomizers may be arranged at different positions in the smoke evacuation channel, preferably downstream of the condenser, in the gas flow direction.

In order to enable condensed water to uniformly flow down along the surface of the condenser, the condenser is vertically arranged or is obliquely arranged relative to a vertical plane, the water distributor is arranged above the condenser, the water distributor is strip-shaped and is transversely arranged along the upper edge of the condenser, a water inlet of the water distributor is communicated with a second water outlet of the tee joint, and water outlets of the water distributor are uniformly distributed at intervals along the length direction of the water distributor.

In order to make the condensate water evenly flow through every flat pipe at the condenser, the condenser includes horizontal arrangement's last collector tube, lower collector tube and locates the flat pipe that goes up between collector tube and the lower collector tube and arrange in proper order, go up the collector tube and communicate each other through flat pipe and lower collector tube, flat pipe vertical distribution, the delivery port with flat pipe one-to-one.

The smoke exhaust channel and the air outlet channel can be distributed in various manners, preferably, an oil smoke suction fan is arranged in the casing, the smoke exhaust channel and the air outlet channel are arranged above the oil smoke suction fan and distributed left and right, and the smoke exhaust channel is arranged at the downstream of an air outlet of the oil smoke suction fan along the oil smoke flowing direction.

Preferably, the smoke exhausting channel comprises a first smoke exhausting channel and a second smoke exhausting channel, an air channel switching valve used for switching one of the first smoke exhausting channel and the second smoke exhausting channel to be communicated with an air outlet of the oil smoke suction fan is installed at inlets of the first smoke exhausting channel and the second smoke exhausting channel, and the condenser is arranged in the first smoke exhausting channel.

In order to avoid the oil smoke from polluting the condenser, an electrostatic purification device is further installed in the first smoke exhaust channel, and the electrostatic purification device is arranged at the upstream of the condenser along the flowing direction of the oil smoke.

First exhaust flue and second exhaust flue can have multiple smoke discharging mode, preferably, first exhaust flue has first exhaust port, and second exhaust flue has the second exhaust port, first exhaust port and second exhaust port are independent each other.

Preferably, the housing is provided with an air inlet and an air outlet of the air outlet channel, the air inlet is in fluid communication with the interior of the kitchen or the exterior of the kitchen, and the air outlet is arranged on the front side of the housing or on the top of the housing.

The compressor can be installed at a plurality of different positions, and preferably, an installation cavity separated from the smoke exhaust channel and the air outlet channel is arranged in the machine shell, and the compressor is integrated in the installation cavity.

Further preferably, a throttle device is installed on a refrigerant pipe between the condenser and the evaporator.

The technical scheme adopted by the invention for solving the second technical problem is as follows: the control method of the kitchen air conditioning system is characterized by comprising the following steps:

firstly, starting a system;

secondly, judging whether the air conditioner is started or not,

if yes, entering the step III;

if not, returning to the step II;

thirdly, a water inlet of the tee joint is communicated with the first water outlet;

fourthly, starting a water pump;

judging whether the float switch is touched,

if yes, entering the step (sixthly);

if not, returning to the step III;

sixthly, the water inlet of the tee joint is communicated with the second water outlet;

seventhly, operating the atomizer;

eighthly, judging whether the air-conditioning mode is closed or not,

if yes, entering a step ninthly;

if not, returning to the fifth step;

and ninthly, shutting down the system.

Compared with the prior art, the invention has the advantages that: this kitchen air conditioning system locates the condenser in the exhaust passage, the evaporimeter is located in the air-out passageway, the heat of condenser can be taken away to the oil smoke, the comdenstion water that the evaporimeter produced passes through the tee bend reposition of redundant personnel after, both can flow into the surface of flow direction condenser behind the water-locator, further cool down to the condenser, thereby further improve the heat exchange efficiency of condenser, and by the evaporation after making the comdenstion water heating, can discharge from the exhaust passage after atomizer atomizing again, in addition, can also carry out intelligent control to the comdenstion water treatment, ensure that air conditioner comdenstion water can flow to the condenser smoothly or be atomized by the atomizer.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a range hood according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural view of an air outlet channel according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a condenser according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a water distributor according to an embodiment of the present invention;

FIG. 7 is a side view of a water distributor according to an embodiment of the present invention;

FIG. 8 is a control logic diagram of a control method according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 3, the kitchen air conditioning system of the present embodiment includes an air conditioning assembly and a range hood assembly. The air conditioning assembly comprises a compressor 11, a condenser 12 and an evaporator 13, wherein the compressor 11, the condenser 12 and the evaporator 13 are communicated through a refrigerant pipeline 14, and a throttling part 15 is arranged on the refrigerant pipeline 14 between the condenser 12 and the evaporator 13. A coolant flows through the coolant line 14, and water, ethylene glycol, glycerol, or the like can be used as a common coolant. The specific operation principle of the air conditioning assembly is the same as that of the existing air conditioner, and is not described herein.

The range hood assembly of this embodiment has a housing 20, a range hood fan 21 is disposed in the housing 20, and the range hood fan 21 is installed at the lower portion of the housing 20. The upper portion of the casing 20 is provided with a smoke exhaust channel 22 and an air outlet channel 23 which are isolated from each other, along the flow direction of the oil smoke, the smoke exhaust channel 22 is arranged at the downstream of the air outlet of the oil smoke suction fan 21, and the smoke exhaust channel 22 and the air outlet channel 23 are both located above the oil smoke suction fan 21. The direction indicated by the arrow B in fig. 2 is the right, and the air outlet channel 23 is located at the right side of the smoke exhaust channel 22. The lower part of the casing 20 is further provided with an installation cavity 28, the installation cavity 28 is separated from the smoke exhaust channel 22 and the air outlet channel 23 and is located below the air outlet channel 23, and the compressor 11 is installed in the installation cavity 28.

The smoke exhausting channel 22 of the present embodiment includes a first smoke exhausting channel 221 and a second smoke exhausting channel 222, and an air channel switching valve 24 for switching one of the first smoke exhausting channel 221 and the second smoke exhausting channel 222 to communicate with the air outlet of the range hood 21 is installed at the inlets of the first smoke exhausting channel 221 and the second smoke exhausting channel 222. In the present embodiment, a condenser 12 and an electrostatic purification device 25 are installed in the first smoke exhaust channel 221, the condenser 12 is disposed obliquely with respect to the vertical plane, and the electrostatic purification device 25 is disposed upstream of the condenser 12 in the smoke flowing direction, thereby preventing the condenser 12 from being contaminated by the smoke.

The first smoke exhaust channel 221 of the present embodiment has a first smoke exhaust port 223, the second smoke exhaust channel 222 has a second smoke exhaust port 224, and the first smoke exhaust port 223 and the second smoke exhaust port 224 are independent of each other and are both communicated with the smoke exhaust pipe 10.

Referring to fig. 4, an air inlet 231 and an air outlet 232 of the air outlet channel 23 are formed on the housing 20. In this embodiment, the evaporator 13, the air outlet fan 26 and the filter screen 27 are installed in the air outlet channel 23, and along the air flowing direction, the air outlet fan 26 is located at the downstream of the evaporator 13, and the filter screen 27 is located at the upstream of the evaporator 13. The air inlet 231 is in fluid communication with the interior of the kitchen or with the exterior of the kitchen, the air outlet 232 may be disposed at the top of the housing 20 or at the front of the housing 20, when the air outlet is disposed at the top of the housing 20, the air outlet is communicated with the interior of the kitchen through an air pipe (not shown), and when the air outlet is disposed at the front of the housing 20, the air conditioning air is directly blown into the interior of the kitchen from the air outlet.

In this embodiment, a water receiving tray 6 is installed in the air outlet channel 23, the water receiving tray 6 is located below the evaporator 13 and is used for receiving condensed water generated by the evaporator 13, the water receiving tray 6 is communicated with the water tank 7 through a water guide pipe 61, the condensed water flows into the water tank 7 through the water guide pipe 61, and a float switch 9 is installed in the water tank 7 and is used for detecting a water level. The condensed water in the water tank 7 is conveyed to the water inlet a of the tee joint 3 under the action of the water pump 8, the first water outlet b of the tee joint 3 is communicated with the water inlet 41 of the water distributor 4, the second water outlet c of the tee joint 3 is communicated with the water inlet of the atomizer 5, the condensed water flowing out of the water outlet 42 of the water distributor 4 can flow to the surface of the condenser 12, the atomizer 5 is arranged in the smoke exhaust channel 22, and the atomizer 5 is arranged at the downstream of the condenser 12 along the gas flowing direction.

As shown in fig. 5 to 7, the condenser 12 of the present embodiment includes an upper header 121, a lower header 122 and flat tubes 123 arranged between the upper header and the lower header in sequence, the lower header 122 has an inlet 124 at one end thereof, the lower header 122 has an outlet 125 at the other end thereof, and the upper header 121 is communicated with the lower header 122 through the flat tubes 123. The water distributor 4 of this embodiment is disposed above the condenser 12, the water distributor 4 is strip-shaped and is transversely arranged along the upper edge of the condenser 12, the water inlet 41 of the water distributor 4 is communicated with the second water outlet c of the tee joint 3, a plurality of water outlets 42 of the water distributor 4 are uniformly distributed along the length direction of the water distributor 4 at intervals, specifically, the number of the water outlets 42 is equal to the number of the flat pipes 123, and the water outlets 42 are in one-to-one correspondence with the flat pipes 123. In this embodiment, the aperture of each water outlet 42 is equal, that is, the water output of each water outlet 42 is the same, so that the water flowing through each flat pipe 123 is equal, and the flat pipes 123 are uniformly cooled.

As shown in fig. 8, the control method of the kitchen air conditioning system is characterized by comprising the steps of:

firstly, starting a system;

secondly, judging whether the air conditioner is started or not,

if yes, entering the step III;

if not, returning to the step II;

thirdly, a water inlet a of the tee joint 3 is communicated with a first water outlet b;

fourthly, starting the water pump 8;

judging whether the float switch 9 is touched,

if yes, entering the step (sixthly);

if not, returning to the step III;

sixthly, a water inlet a of the tee joint 3 is communicated with a second water outlet c;

seventhly, the atomizer 5 works;

eighthly, judging whether the air-conditioning mode is closed or not,

if yes, entering a step ninthly;

if not, returning to the fifth step;

and ninthly, shutting down the system.

After the kitchen air conditioning system adopts the control method, the intelligent control can be carried out on the treatment of the condensed water, when the amount of the condensed water in the water tank 7 is less, the condensed water is sequentially conveyed to the water distributor 4 through the water pump 8 and the tee joint 3, the condensed water flowing out of the water distributor 4 flows through the surface of the condenser 12, the condenser 12 is cooled, the heat exchange effect is improved, and the condensed water is evaporated after being heated. When the amount of condensed water in the water tank 7 is large, the condensed water is conveyed to the atomizer 5 through the water pump 8 and the tee joint 3 in sequence, the atomizer 5 starts to work, the condensed water is atomized and then discharged into the first smoke discharge channel 221, and then is discharged into the smoke discharge pipe 10 along with the oil smoke, so that the effective discharge of the condensed water is realized.

The working principle of the kitchen air conditioning system is as follows:

the range hood and the air conditioner are both started, oil smoke is discharged through the first smoke exhaust channel 221, and the oil smoke flows across the surface of the condenser 12 to cool and dissipate heat of the condenser 12 and reduce the temperature of secondary refrigerant flowing through the condenser 12, so that the heat exchange effect of the condenser 12 is improved, and the energy efficiency of the air conditioner is improved. Under the action of the air outlet fan 26, cold air is sent into the kitchen room from the air outlet 232. Meanwhile, the condensed water generated by the evaporator 13 enters the water tank 7 and selectively flows to the condenser 12 or the atomizer 5 through the tee joint 3, so that the condensed water is effectively utilized and discharged.

Only the range hood is opened, and the oil smoke is discharged through the second smoke discharging passage 222.

In addition, the oil fume suction assembly is not limited to a structure that the oil fume suction fan is arranged in the shell, and the oil fume suction assembly can also adopt an unpowered structure, namely the oil fume suction assembly only keeps the fume collecting shell, and the oil fume suction fan is arranged outside the shell, for example, the oil fume suction fan can be arranged at the top of a building public flue.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion and/or be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

Claims (14)

1. The utility model provides a kitchen air conditioning system, includes air conditioning component and oil absorption cigarette subassembly, air conditioning component includes compressor (11), condenser (12) and evaporimeter (13), compressor (11), condenser (12) and evaporimeter (13) are linked together through refrigerant pipeline (14), oil absorption cigarette subassembly is including casing (20) and locate inside smoke exhaust passage (22) of casing, its characterized in that: the kitchen cabinet is characterized in that an air outlet channel (23) is further arranged inside the machine shell (20), an air outlet of the air outlet channel (23) is in fluid communication with the interior of a kitchen room, the condenser (12) is arranged in the smoke exhaust channel (22), the evaporator (13) is arranged in the air outlet channel (23), condensed water generated by the evaporator (13) flows into a water inlet (a) of the tee joint (3), a first water outlet (b) of the tee joint (3) is communicated with a water inlet (41) of the water distributor (4), a second water outlet (c) of the tee joint (3) is communicated with a water inlet of the atomizer (5), the condensed water flowing out of a water outlet (42) of the water distributor (4) can flow to the surface of the condenser (12), and the atomizer (5) is arranged in the smoke exhaust channel (22).

2. The galley air conditioning system according to claim 1, wherein: a water pan (6) used for receiving condensed water generated by the evaporator (13) is arranged in the air outlet channel (22), the water pan (6) is communicated with the water tank (7), and the condensed water flowing into the water tank (7) from the water pan (6) is conveyed to the water inlet (a) of the tee joint (3) through a water pump (8).

3. The galley air conditioning system according to claim 2, wherein: a float switch (9) is arranged in the water tank (7).

4. The galley air conditioning system according to claim 1, wherein: the atomizer (5) is arranged downstream of the condenser (12) in the direction of gas flow.

5. The galley air conditioning system according to claim 1, wherein: the condenser (12) is vertically arranged or is obliquely arranged relative to a vertical plane, the water distributor (4) is arranged above the condenser (12), the water distributor (4) is strip-shaped and is transversely arranged along the upper edge of the condenser (12), a water inlet (41) of the water distributor (4) is communicated with a second water outlet (c) of the tee joint (3), and water outlets (42) of the water distributor (4) are uniformly distributed at intervals along the length direction of the water distributor (4).

6. The galley air conditioning system according to claim 5, wherein: condenser (12) including horizontal last liquid collecting pipe (121) of arranging, lower liquid collecting pipe (122) and locate on the liquid collecting pipe and down between the liquid collecting pipe and arrange in proper order flat pipe (123), last liquid collecting pipe (121) communicate each other through flat pipe (123) and lower liquid collecting pipe (122), flat pipe vertical distribution, delivery port (42) with flat pipe (123) one-to-one.

7. The galley air conditioning system according to claim 1, wherein: an oil smoke suction fan (21) is installed inside the casing (20), the smoke exhaust channel (22) and the air outlet channel (23) are arranged above the oil smoke suction fan (21) and distributed left and right, and along the oil smoke flowing direction, the smoke exhaust channel (22) is arranged at the downstream of an air outlet of the oil smoke suction fan (21).

8. The galley air conditioning system according to claim 7, wherein: the smoke exhausting channel (22) comprises a first smoke exhausting channel (221) and a second smoke exhausting channel (222), an air channel switching valve (24) used for switching one of the first smoke exhausting channel (221) and the second smoke exhausting channel (222) to be communicated with an air outlet of the oil smoke suction fan (21) is installed at the inlets of the first smoke exhausting channel (221) and the second smoke exhausting channel (222), and the condenser (12) is arranged in the first smoke exhausting channel (221).

9. The galley air conditioning system according to claim 8, wherein: an electrostatic purification device (25) is further installed in the first smoke exhaust channel (221), and the electrostatic purification device (25) is arranged on the upstream of the condenser (12) along the flow direction of the smoke.

10. The galley air conditioning system according to claim 8, wherein: the first smoke exhaust channel (221) is provided with a first smoke exhaust port (223), the second smoke exhaust channel (222) is provided with a second smoke exhaust port (224), and the first smoke exhaust port (223) and the second smoke exhaust port (224) are independent.

11. The galley air conditioning system according to claim 1, wherein: an air inlet (231) and an air outlet (232) of the air outlet channel (23) are formed in the machine shell (20), the air inlet (231) is in fluid communication with the interior of the kitchen room or the exterior of the kitchen room, and the air outlet (232) is arranged on the front face of the machine shell (20) or on the top of the machine shell (20).

12. Galley air conditioning system according to one of the claims 1 to 11, characterized in that: an installation cavity (28) separated from the smoke exhaust channel (22) and the air outlet channel (23) is arranged in the shell (20), and the compressor (11) is integrated in the installation cavity (28).

13. The galley air conditioning system according to claim 1, wherein: and a throttling device (15) is arranged on a refrigerant pipeline (14) between the condenser (12) and the evaporator (13).

14. A control method of the kitchen air conditioning system according to claim 3, characterized by comprising the steps of:

firstly, starting a system;

secondly, judging whether the air conditioner is started or not,

if yes, entering the step III;

if not, returning to the step II;

thirdly, a water inlet of the tee joint is communicated with the first water outlet;

fourthly, starting a water pump;

judging whether the float switch is touched,

if yes, entering the step (sixthly);

if not, returning to the step III;

sixthly, the water inlet of the tee joint is communicated with the second water outlet;

seventhly, operating the atomizer;

eighthly, judging whether the air-conditioning mode is closed or not,

if yes, entering a step ninthly;

if not, returning to the fifth step;

and ninthly, shutting down the system.

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