CN115727441A - Kitchen air conditioning system - Google Patents

Abstract

A kitchen air-conditioning system, including an air-conditioning assembly and a range hood, the compressor of the air-conditioning assembly, the first heat exchanger, and the second heat exchanger are connected through refrigerant pipelines, and the interior of the range hood is There are mutually isolated smoke exhaust passages and air outlet passages, the first heat exchanger is arranged in the smoke exhaust passage, the second heat exchanger is arranged in the air outlet passage, and the cabinet is installed on the outer wall of the kitchen wall. A smoke inlet connected with the smoke exhaust passage is provided on the wall, and an air outlet connected with the air outlet passage is provided on the kitchen wall or the kitchen ceiling. In this kitchen air conditioning system, the range hood is completely placed outside the kitchen, and only the smoke inlet of the range hood and the air outlet of the air conditioner are opened in the kitchen, which saves the installation space of the range hood and air conditioner, thereby increasing the cabinet installation space , especially suitable for users with limited kitchen space. In addition, after the range hood is placed outside, it can also reduce noise and improve user experience.

Description

A kitchen air conditioning system

technical field

The invention relates to a kitchen air conditioning system.

Background technique

In order to improve cooking comfort, people have invented the air-conditioning range hood. The air-conditioning range hood integrates an air-conditioning module on the basis of the existing range hood. There is an air outlet on the casing of the range hood. When the air conditioner starts, Cool or warm air is blown from the air outlet to improve cooking comfort. The installation method of the existing air-conditioned range hood is similar to that of the conventional range hood, that is, the range hood is installed in the kitchen, and the range hood occupies part of the upper cabinet space in the kitchen. Range hoods are slightly larger, and most kitchens have limited space. Therefore, after installing an air-conditioned range hood in the kitchen, the kitchen space is not spacious enough. To sum up, the installation method of the existing air-conditioned range hood needs to be further improved.

Contents of the invention

The technical problem to be solved by the present invention is to provide a kitchen air-conditioning system that can save the installation space of the range hood inside the kitchen, aiming at the above-mentioned current state of the art.

The technical solution adopted by the present invention to solve the above-mentioned technical problems is: the kitchen air-conditioning system includes an air-conditioning assembly and a range hood, the air-conditioning assembly includes a compressor, a first heat exchanger and a second heat exchanger, so The compressor, the first heat exchanger and the second heat exchanger are connected through a refrigerant pipeline, and the range hood includes a casing, and a smoke exhaust channel and an air outlet channel isolated from each other are arranged inside the casing. , the first heat exchanger is arranged in the smoke exhaust channel, and the second heat exchanger is arranged in the air outlet channel, characterized in that: the casing is installed on the outer wall of the kitchen wall, on the kitchen wall A smoke inlet connected with the smoke exhaust passage is opened on the top, and an air outlet connected with the air outlet passage is opened on the kitchen wall or the kitchen ceiling.

Preferably, a range hood fan is installed inside the casing, and the air inlet of the range hood fan faces the smoke inlet.

Further preferably, along the oil fume flow direction, the smoke exhaust channel is arranged downstream of the outlet of the oil suction fan, and the smoke exhaust channel includes a first smoke exhaust channel and a second smoke exhaust channel that are independent of each other, and the first smoke exhaust channel is independent of each other. The heater is arranged in the first smoke exhaust channel, and a damper for switching one of the first smoke exhaust channel and the second smoke exhaust channel to communicate with the outlet of the range hood fan is installed inside the casing. In this way, the range hood has a dual-channel structure, the first smoke exhaust channel forms a heat dissipation channel, and the second smoke exhaust channel forms a straight exhaust channel. When both the range hood and air conditioner are turned on, the first smoke exhaust channel is opened, and only the range hood In the open mode, the second smoke exhaust channel is opened.

In order to prevent oil fume from contaminating the first heat exchanger, an oil fume purification device is installed in the first smoke exhaust passage, and along the direction of oil fume flow, the oil fume purification device is located upstream of the first heat exchanger.

In order to realize the effective utilization of condensed water, as a preferred solution, the first heat exchanger is a condenser, the second heat exchanger is an evaporator, and a device for collecting condensation on the surface of the evaporator is installed inside the casing The condensed water storage box is equipped with an atomizer in the first smoke exhaust channel, and the condensed water in the water storage box is transported to the atomizer and atomized by the atomizer from the first A smoke exhaust passage is discharged outwards. In this way, the condensed water is discharged to the outside after being atomized by the atomizer, which solves the problem of the condensed water from being discharged to the outside.

As another preferred solution for condensed water utilization, the first heat exchanger is a condenser, the second heat exchanger is an evaporator, and a device for collecting condensed water condensed on the surface of the evaporator is installed inside the casing. A water storage box, a liquid distributor is installed in the first smoke exhaust channel, the condensed water in the water storage box is transported to the water inlet of the liquid distributor, and flows out from the water outlet of the liquid distributor to the condenser on the surface. In this way, on the one hand, the discharge problem of condensed water is solved, and on the other hand, the condensed water also plays a role in cooling the condenser.

The condenser can have many different arrangements. The condenser has an upper liquid collection pipe, a lower liquid collection pipe and a flat tube connecting the upper liquid collection pipe and the lower liquid collection pipe. The condenser is inclined relative to the vertical plane set, and the upper liquid collection pipe and the lower liquid collection pipe are arranged horizontally, and the liquid distributor is arranged on the leeward side of the condenser and is close to the upper liquid collection pipe of the condenser.

In order to allow the air outlet channel to discharge air smoothly, an air outlet fan is installed in the air outlet channel, and the outlet fan is located downstream of the second heat exchanger along the air flow direction.

In order to filter the oil fume entering the range hood, a filter is installed at the smoke inlet, and a flap is installed outside the filter, the flap is opened upward to expose the filter, and the flap is closed downward The filter screen can be covered.

In order to prevent rainwater from entering the smoke exhaust channel, a smoke exhaust port of the smoke exhaust channel is provided on the top of the casing, and a check valve that can prevent rainwater from entering the smoke exhaust channel is installed on the smoke exhaust port.

In order to introduce the wind blown out of the air outlet channel into the kitchen, the casing is provided with an outlet of the air outlet channel, and the outlet is connected to the air outlet on the kitchen wall or the air outlet on the kitchen ceiling through the air outlet pipe Pass.

As a preferred solution, an air return port of the air outlet channel is provided on the casing, and an indoor return air port connected with the kitchen room is opened on the kitchen wall, and the return air port on the casing is connected to the indoor air return port. The air return port is connected through the air return pipe. In this way, the indoor unit of the air conditioning system uses indoor return air.

As another preferred solution, a fresh air return port of the air outlet channel is provided on the casing, and the fresh air return port communicates with outdoor fresh air. Like this, the indoor unit of this air-conditioning system adopts fresh air to return air.

In order to make the system more compact, the compressor is installed inside the casing and outside the smoke exhaust passage and the air outlet passage.

Compared with the prior art, the present invention has the advantages that: the kitchen air-conditioning system completely places the range hood outside the kitchen, and only the smoke inlet of the range hood and the air outlet of the air conditioner are opened in the kitchen, which saves energy consumption of the range hood. And the installation space of the air conditioner, which can increase the cabinet installation space, especially suitable for users with limited kitchen space. In addition, after the range hood is installed externally, it can also reduce noise and improve user experience.

Description of drawings

FIG. 1 is a schematic structural diagram of a system according to Embodiment 1 of the present invention;

Fig. 2 is a schematic structural diagram of a range hood according to Embodiment 1 of the present invention;

Fig. 3 is a schematic diagram of the principle of the air conditioning assembly of Embodiment 1 of the present invention;

Fig. 4 is a schematic diagram of the installation structure of the liquid distributor and the condenser in Embodiment 1 of the present invention;

FIG. 5 is a schematic diagram of the system structure of Embodiment 2 of the present invention;

Fig. 6 is a schematic structural diagram of a range hood according to Embodiment 2 of the present invention.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

Embodiment one:

As shown in Figures 1 to 3, the kitchen air conditioning system of this embodiment includes an air conditioning assembly and a range hood 2, wherein the air conditioning assembly 1 includes a compressor 11, a first heat exchanger 12 and a second heat exchanger 13 , the compressor 11 , the first heat exchanger 12 and the second heat exchanger 13 are connected through a refrigerant pipeline 14 . In this embodiment, the first heat exchanger 12 is a condenser, and the second heat exchanger 13 is an evaporator. The working principle of the air conditioning assembly is the same as that of an existing air conditioner, and will not be further described here.

The range hood 2 of this embodiment includes a casing 20, a range hood fan 21 is installed inside the casing 20, and a smoke exhaust channel 22 and an air outlet channel 23 which are isolated from each other are arranged inside the casing 20, along the flow direction of the oil fume, The smoke exhaust passage 22 is arranged downstream of the air outlet of the oil suction fan 21 .

The smoke exhaust channel 22 of this embodiment includes a first smoke exhaust channel 221 and a second smoke exhaust channel 222 that are independent of each other, and a damper 24 is installed inside the casing 20 to switch between the first smoke exhaust channel 221 and the second row of smoke exhaust channels. One of the smoke exhaust channels in the smoke channels 222 is connected with the air outlet of the oil suction fan 21 . The first heat exchanger 12, that is, the condenser, is arranged in the first smoke exhaust passage 221, and the condenser is arranged obliquely relative to the vertical plane. The purification device 25 is located upstream of the first heat exchanger 12 along the oil fume flow direction. In this way, the first smoke exhaust channel 221 forms a heat dissipation channel, and the second smoke exhaust channel 222 forms a straight exhaust channel. In different working modes, the corresponding smoke exhaust channel can be opened by switching the damper 24 . In addition, the top of the casing 20 is provided with the smoke exhaust port 223 of the first smoke exhaust channel 221 and the second smoke exhaust channel 222, and a check valve 6 is installed on the smoke exhaust port 223 to prevent rainwater from entering the smoke exhaust channel 22. internal.

The second heat exchanger 13, that is, the evaporator, is installed in the air outlet channel 23, and an air outlet fan 28 is also installed in the air outlet channel 23. Along the air flow direction, the outlet fan 28 is located at the downstream of the second heat exchanger 13, An outlet 231 of the air outlet channel 23 is provided on the casing 20 . In this way, when the system is working, cold air can be blown out from the outlet 231 . In addition, the compressor 11 of this embodiment is installed inside the casing 20 and outside the smoke exhaust passage 22 and the air outlet passage 23 .

When the system is working, the surface of the second heat exchanger 13, that is, the evaporator will condense to generate condensed water. In this embodiment, a water storage box (not shown in the figure) is installed inside the casing 20, and the water storage box is used to collect condensed water condensed on the surface of the evaporator, and an atomizer is installed in the first smoke exhaust channel 221. 26 , the condensed water in the water storage box is sent to the atomizer 26 and is atomized by the atomizer and then discharged from the first smoke exhaust channel 221 . A liquid distributor 27 is also installed in the first smoke exhaust channel 221. The liquid distributor 27 is located in the first smoke exhaust channel 31 and is located on the leeward side of the condenser. The condensed water in the water storage box is transported to the liquid distributor. 27, and then flow out from the water outlet of the liquid distributor 27 to the surface of the first heat exchanger 12, that is, the condenser.

As shown in Fig. 4, the first heat exchanger 12 of the present embodiment, that is, the condenser has an upper liquid collector 121, a lower liquid collector 122 and a flat tube 123 connected between the upper liquid collector and the lower liquid collector. Radiating fins (shown in the figure) are arranged between adjacent flat tubes. When the condenser is installed, the upper liquid collecting pipe 121 and the lower liquid collecting pipe 122 are arranged horizontally. The liquid distributor 27 has a water inlet and a water outlet, and the water outlets are distributed at intervals along the length direction of the liquid distributor 27 . The liquid distributor 27 is close to the upper liquid collecting pipe 121, and the condensed water can be transported to the liquid distributor 27, and the condensed water flowing out from the outlet of the liquid distributor 27 flows down along the cooling fins, on the one hand, it dissipates heat to the condenser, The heat exchange effect is improved, and the condensed water is effectively used. On the other hand, the heat of the condenser evaporates the condensed water, which solves the problem of condensed water discharge.

The range hood 2 of this embodiment is integrally installed on the outer wall of the kitchen wall 3, and a smoke inlet 31 is opened on the kitchen wall 3. The range hood fan 21 adopts a centrifugal fan, and the gas inlet of the range hood fan 21 faces the smoke inlet. Mouth 31. A filter screen 4 is installed at the smoke inlet 31 , and a flap 5 is installed outside the filter screen 4 . When the flap 5 is opened upwards, the filter screen 4 is exposed, and the smoke inlet 31 is opened, and oil fume can enter the range hood 2 through the smoke inlet 31; when the flap 5 is closed downward, the filter screen 4 is covered, and the smoke inlet 31 off.

In this embodiment, an outlet 231 and an air return port 232 of the air outlet passage 23 are provided on the casing 20, an air outlet 32 is provided on the kitchen wall 3, and the outlet 231 of the air outlet passage 23 is connected to the air outlet through the air outlet pipe 7. The air outlets 32 are connected, so that the air blown out by the air outlet passage 23 is blown into the kitchen room through the air outlet 32 of the kitchen wall 3 . In addition, an air outlet can also be provided on the kitchen suspended ceiling (not shown in the figure), so that the air-conditioning air can be blown out from the air outlet of the kitchen suspended ceiling. In addition, the kitchen wall 3 also has an indoor air return port 33 connected to the kitchen room, and the air return port 232 on the casing 20 communicates with the indoor air return port 33 through the return air pipe 8. In this way, the system adopts indoor return air Way to return air.

The kitchen air conditioning system of this embodiment has two working modes, one is the single range hood mode, at this time, the air conditioner is not started, the first smoke exhaust channel 221 is closed, the second smoke exhaust channel 222 is opened, and the oil fume passes through the second row The smoke passage 222 is discharged outward; the other is the range hood air-conditioning mode, at this time, the first smoke discharge passage 221 is opened, the second smoke discharge passage 222 is closed, and the oil fume is discharged outside through the first smoke discharge passage 221, and the second A heat exchanger 12, that is, a condenser, dissipates heat, and at the same time, the air outlet 32 blows cold air.

Embodiment two:

As shown in Fig. 5 and Fig. 6, the kitchen air-conditioning system of the present embodiment adopts the fresh air return mode to return the air, that is, the fresh air return port 233 of the air outlet passage 23 is provided on the casing 20, and the fresh air return port 233 is connected to the outdoor The fresh air is connected. In this embodiment, on the basis of the two working modes in the first embodiment, a range hood fresh air air-conditioning mode is added, that is, the air outlet 32 blows out fresh outdoor air after cooling. The rest of the structure of this embodiment is the same as that of Embodiment 1, and will not be further described here.

Claims (14)

1. A kitchen air-conditioning system, comprising an air-conditioning assembly and a range hood (2), the air-conditioning assembly (1) comprising a compressor (11), a first heat exchanger (12) and a second heat exchanger (13), the compressor (11), the first heat exchanger (12) and the second heat exchanger (13) are connected through a refrigerant pipeline (14), and the range hood (2) includes The casing (20), the inside of the casing (20) is provided with mutually isolated smoke exhaust passages (22) and air outlet passages (23), and the first heat exchanger (12) is located in the smoke exhaust passage (21 ), the second heat exchanger (13) is located in the air outlet channel (23), and it is characterized in that: the casing (20) is installed on the outer wall of the kitchen wall (3), on the kitchen wall (3) has a smoke inlet (31) connected with the smoke exhaust passage (22), and has a smoke inlet (31) connected with the air outlet passage (23) on the kitchen wall (3) or on the kitchen ceiling. air outlet (32). 2. The kitchen air-conditioning system according to claim 1, characterized in that: a range hood (21) is installed inside the casing (20), and the air inlet of the range range (21) faces the Smoke inlet (31). 3. The kitchen air-conditioning system according to claim 2, characterized in that: along the oil fume flow direction, the smoke exhaust channel (22) is arranged downstream of the outlet of the oil suction fan (21), and the smoke exhaust channel (22) including a first smoke exhaust channel (221) and a second smoke exhaust channel (222) which are independent of each other, the first heat exchanger (12) is arranged in the first smoke exhaust channel (221), and (20) An air valve (24) for switching one of the first smoke exhaust passage (221) and the second smoke exhaust passage (222) to communicate with the outlet of the oil suction fan (21) is installed inside. 4. The kitchen air conditioning system according to claim 3, characterized in that: an oil fume purification device (25) is installed in the first smoke exhaust passage (221), and along the direction of oil fume flow, the oil fume purification device (25) is located upstream of the first heat exchanger (12). 5. The kitchen air-conditioning system according to claim 3, characterized in that: the first heat exchanger (12) is a condenser, the second heat exchanger (13) is an evaporator, and the casing ( 20) A water storage box for collecting condensed water condensed on the surface of the evaporator is installed inside, an atomizer (26) is installed in the first smoke exhaust channel (221), and the condensed water in the water storage box is It is sent to the atomizer (26) and is atomized by the atomizer, and then discharged from the first smoke exhaust channel (221). 6. The kitchen air-conditioning system according to claim 3, characterized in that: the first heat exchanger (12) is a condenser, the second heat exchanger (13) is an evaporator, and the casing ( 20) A water storage box for collecting condensed water condensed on the surface of the evaporator is installed inside, a liquid distributor (27) is installed in the first smoke exhaust channel (221), and the condensed water in the water storage box is collected The water is delivered to the water inlet of the liquid distributor (27), and flows out from the water outlet of the liquid distributor (27) to the surface of the condenser. 7. The kitchen air conditioning system according to claim 6, characterized in that: the condenser has an upper liquid collection pipe (121), a lower liquid collection pipe (122) and a connection between the upper liquid collection pipe and the lower liquid collection pipe. The flat tube (123) between them, the condenser is arranged obliquely relative to the vertical plane, and the upper liquid collection pipe (121) and the lower liquid collection pipe (122) are arranged horizontally, and the liquid distributor (27) is located at The leeward side of the condenser is close to the upper liquid collecting pipe (121) of the condenser. 8. The kitchen air conditioning system according to claim 1, characterized in that: an air outlet fan (28) is installed in the air outlet passage (23), and along the air flow direction, the air outlet fan (28) ) is located downstream of the second heat exchanger (13). 9. The kitchen air-conditioning system according to claim 1, characterized in that: a filter screen (4) is installed at the smoke inlet (31), and a flap (4) is installed on the outside of the filter screen (4). 5), the flap (5) is opened upwards to expose the filter screen (4), and the flap (5) is closed downwards to cover the filter screen (4). 10. The kitchen air-conditioning system according to claim 1, characterized in that: a smoke exhaust port (223) of a smoke exhaust channel (22) is provided on the top of the casing (20), and the smoke exhaust port ( 223) the non-return valve (6) that can prevent rainwater from entering the inside of the exhaust passage (22) is installed. 11. The kitchen air-conditioning system according to claim 1, characterized in that: the casing (20) is provided with an outlet (231) of the air outlet channel (23), and the outlet (231) passes through the air outlet The pipe (7) communicates with the air outlet (32) on the kitchen wall (3) or the air outlet on the kitchen ceiling. 12. The kitchen air-conditioning system according to any one of claims 1 to 11, characterized in that: the casing (20) is provided with a return air outlet (232) of the air outlet channel (23), The kitchen wall (3) is provided with an indoor air return port (33) connected to the kitchen room, and the air return port (232) on the casing (20) and the indoor air return port (33) pass through the return air duct ( 8) Connected. 13. The kitchen air conditioning system according to any one of claims 1 to 11, characterized in that: a fresh air return port (233) of an air outlet channel (23) is provided on the casing (20), The fresh air return air outlet (233) communicates with the outdoor fresh air. 14. The kitchen air conditioning system according to claim 1, characterized in that: the compressor (11) is installed inside the casing (20), and is located in the smoke exhaust passage (22) and the air outlet passage (23) ) outside.

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