CN220338597U

CN220338597U - Kitchen air conditioning system

Info

Publication number: CN220338597U
Application number: CN202321360514.9U
Authority: CN
Inventors: 朱启惠; 曹亚裙; 余丙松; 郭俊杰; 李昂; 江名松; 王秦; 毛鹏飞
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2024-01-12
Anticipated expiration: 2033-05-31

Abstract

A kitchen air conditioning system comprises an oil fume suction unit, a smoke exhaust channel, a first air channel and a second air channel, wherein a condenser assembly is arranged in the first air channel, the first air channel is provided with an outdoor air inlet and an outdoor air outlet, an evaporator assembly is arranged in the second air channel, the second air channel is provided with a first inlet communicated with the outside of the room and a second inlet communicated with the inside of the kitchen room, the second air channel is further provided with an indoor air outlet, a first air valve is arranged at the first inlet, a second air valve is arranged at the second inlet, the first air valve is closed and the second air valve is opened in an internal circulation air conditioning mode, the first air valve is opened and the second air valve is closed in an external circulation air conditioning mode, and condensed water generated by the evaporator assembly can be used for cleaning the first air valve. The kitchen air conditioning system is switched between an inner circulation air conditioning mode and an outer circulation air conditioning mode by controlling the first air valve and the second air valve, and condensed water cleans the first air valve to enable the second air channel to blow clean fresh air.

Description

Kitchen air conditioning system

Technical Field

The present utility model relates to a kitchen air conditioning system.

Background

In order to improve the cooking experience in summer, people invent an air-conditioning smoke machine, and the existing air-conditioning smoke machine is generally provided with an air-conditioning component on the basis of a smoke ventilator platform, so that not only can all functions of the smoke ventilator be realized, but also the functions of an air conditioner can be realized. When the cooling mode works, the condenser needs to dissipate heat, and is usually placed in the oil smoke channel at present, and the oil smoke is cooled by utilizing the oil smoke suction fan. As disclosed in chinese patent No. 201620118025.6 (grant publication No. CN 205481215U), the range hood has the condenser disposed in the exhaust cavity, and the condenser can be cooled by the fume flow, but the condenser is easy to be polluted for a long time, so that the cooling efficiency of the condenser is reduced, and the front end of the condenser is usually required to be provided with a purification device, which is easy to cause unsmooth exhaust passage, high noise, high cost of the purification device, high failure rate, and need of regular maintenance. In addition, the refrigerating module of the range hood cannot independently operate, and needs to be started to work simultaneously with the range hood, so that the adaptation scene of the refrigerating function is limited. Most of the existing air conditioning smoke machines adopt an internal circulation air conditioning mode, and although the existing air conditioning smoke machines have a certain effect on the cooling of rooms, the oxygen content of the environment cannot be effectively regulated. At present, also disclose the air conditioner cigarette machine that has outer circulation air conditioning mode among the prior art, it is in order to carry out purification treatment to outdoor new trend, installs the filter screen in new trend entrance generally, after long-time use, the filter effect of filter screen drops, needs the unscheduled change, uses comparatively troublesome. In addition, condensed water can be generated in the using process of the air conditioner smoke machine, and the problem of effective utilization of the condensed water also needs to be solved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a kitchen air conditioning system capable of cleaning a valve plate at a fresh air inlet by utilizing air conditioner condensed water.

The technical scheme adopted for solving the technical problems is as follows: this kitchen air conditioning system, including air conditioning unit and oil smoke absorption unit, the oil smoke absorption unit has smoke evacuation channel, its characterized in that: the air conditioning unit is provided with a first air channel and a second air channel, wherein a condenser assembly is arranged in the first air channel, the first air channel is provided with an outdoor air inlet and an outdoor air outlet, an evaporator assembly is arranged in the second air channel, the second air channel is provided with a first inlet used for being communicated with the outside of a kitchen and a second inlet used for being communicated with the inside of the kitchen, the second air channel is also provided with an indoor air outlet, the first inlet is provided with a first air valve, the second inlet is provided with a second air valve, in an internal circulation air conditioning mode, the first air valve is closed and the second air valve is opened, in an external circulation air conditioning mode, the first air valve is opened and the second air valve is closed, and condensed water generated by the evaporator assembly can be used for cleaning the first air valve in an opening state.

In order to make the system structure more compact, the condenser subassembly is including condenser and condenser fan, the evaporator subassembly is including evaporator and evaporator fan, just condenser fan and evaporator fan are coaxial setting and synchronous pivoted centrifugal fan.

Preferably, the condenser is located downstream of the condenser fan and the evaporator is located upstream of the evaporator fan along the air flow direction.

In order to clean the first air valve by utilizing air conditioner condensed water, a water receiving box is arranged below the evaporator and is communicated with a sprayer, and a spraying opening of the sprayer faces the first air valve.

The first air valve may have various structures, preferably, the first air valve includes a rotary valve plate, a positive plate and a negative plate, the positive plate is a fixed plate, the negative plate is mounted on the rotary valve plate and can rotate synchronously with the rotary valve plate, the rotary valve plate blocks the second inlet in a first air valve closing state, the positive plate and the negative plate are separated, the rotary valve plate leaves the second inlet in a first air valve opening state, and the negative plate is rotated into a gap inserted into the positive plate to form an electrostatic filter device in cooperation with the positive plate.

In order to avoid mutual interference of cold air and hot air, the first air duct and the second air duct are mutually isolated.

In order to prevent the oil smoke from flowing backward into the first air channel and also prevent the air outlet of the first air channel from flowing backward into the interior of the range hood, preferably, a first check valve is arranged in the first air channel, a second check valve is arranged in the smoke exhaust channel, the smoke exhaust channel is communicated with the first air channel, and the first check valve is arranged at the upstream of the connection part of the smoke exhaust channel and the first air channel. Therefore, the oil smoke can be prevented from polluting the condenser assembly, the heat exchange efficiency of the condenser is improved, and the service life of the condenser is prolonged.

Preferably, the air conditioning unit comprises a compressor, which is integrated on the extractor hood unit.

In order to enable the air conditioning unit not to occupy the kitchen space, the air conditioning unit is arranged inside the kitchen suspended ceiling, and the indoor air outlet is arranged on the kitchen suspended ceiling.

As a preferable mode of any one of the above schemes, the fume exhaust unit comprises a fume exhaust fan, a fume inlet is arranged at the bottom of the fume exhaust fan, a fume exhaust port is arranged at the top of the fume exhaust fan, and the downstream of the fume exhaust port forms the fume exhaust channel.

Compared with the prior art, the utility model has the advantages that: according to the kitchen air conditioning system, the first air valve and the second air valve at the inlet of the second air channel of the air conditioning unit are controlled, so that the system can be switched between an inner circulation air conditioning mode and an outer circulation air conditioning mode, and in the outer circulation air conditioning mode, condensed water generated by the evaporator assembly can be used for cleaning the first air valve in an opening state, so that the second air channel blows cleaner fresh air, user experience is improved, and effective utilization of condensed water is realized.

Drawings

Fig. 1 is a schematic structural view of a kitchen air conditioning system (internal circulation air conditioning mode) according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a kitchen air conditioning system (fresh air conditioning mode) according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a positive plate and negative plate mating structure of a first damper according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of the first air valve in an open state according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a first air valve according to an embodiment of the present utility model in a closed state;

fig. 6 is a schematic diagram showing connection of air conditioning components of an air conditioning unit according to an embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1 to 6, the kitchen air conditioning system of the present embodiment includes an air conditioning unit 1 and a fume exhaust unit 2, the air conditioning unit 1 is installed inside a kitchen ceiling 7, and the fume exhaust unit 2 is installed below the kitchen ceiling 7.

The air conditioning unit 1 is provided with a first air duct 11 and a second air duct 12 which are isolated from each other, a condenser assembly is installed in the first air duct 11, an evaporator assembly is installed in the second air duct 12, the condenser assembly comprises a condenser 13 and a condenser fan 14, the evaporator assembly comprises an evaporator 15 and an evaporator fan 16, and the condenser fan 14 and the evaporator fan 16 are centrifugal fans which are coaxially arranged and synchronously rotate. Along the air flow direction, the condenser 13 is provided downstream of the condenser fan 14, and the evaporator 15 is provided upstream of the evaporator fan 16.

The first air duct 11 has an outdoor air inlet 111 and an outdoor air outlet 112, and the second air duct 12 has a first inlet 21, a second inlet 122 and an indoor air outlet 123, wherein the first inlet 121 is used for communicating with the outside of the kitchen, the second inlet is used for communicating with the inside of the kitchen, and the indoor air outlet 123 is arranged on the kitchen ceiling 7 and communicates with the inside of the kitchen. The first air valve 31 is installed at the first inlet 121, and the second air valve 32 is installed at the second inlet 122. When the first damper 31 is closed and the second damper 32 is open, the system is in the internal circulation air conditioning mode. When the first damper 31 is opened and the second damper 32 is closed, the system is in an external circulation air conditioning mode, i.e., a fresh air conditioning mode.

The first damper 31 of the present embodiment includes a rotary valve plate 311, a positive plate 312 and a negative plate 313, the positive plate 312 is a fixed plate, the negative plate 313 is mounted on the rotary valve plate 311 and can rotate synchronously with the rotary valve plate 311, the rotary valve plate 311 blocks the second inlet 122 in the closed state of the first damper 31, the positive plate 312 and the negative plate 313 are separated, the rotary valve plate 311 leaves the second inlet 122 in the open state of the first damper 31, and the negative plate 313 rotates to be inserted into the gap of the positive plate 312 to cooperate with the positive plate 312 to form an electrostatic filter device.

The water receiving box 4 is installed below the evaporator 15, when the refrigerator works in a refrigerating mode, condensed water condensed on the surface of the evaporator 15 flows into the water receiving box 4, the water receiving box 4 is communicated with the sprayer 5, a spraying opening of the sprayer 5 faces the first air valve 31, when the first air valve 31 is opened, the negative plate 313 rotates to be inserted into a gap of the positive plate 312 and is matched with the positive plate 312 to form an electrostatic filter device, and the condensed water sprayed by the sprayer 5 sprays and washes the negative plate 312.

The fume extractor unit 2 comprises a fume extractor 20, a fume inlet 22 is arranged at the bottom of the fume extractor 20, a fume exhaust port 23 is arranged at the top of the fume extractor 20, and a fume exhaust channel 21 is formed at the downstream of the fume exhaust port 23. The air conditioning unit 1 further comprises a compressor 17, the compressor 17 being mounted on the range hood 20. The compressor 17, condenser 13 and evaporator 15 are in communication via a refrigerant line 19.

In the present embodiment, the first check valve 61 is installed in the first duct 11, the second check valve 62 is installed in the smoke discharge duct 21, the smoke discharge duct 21 communicates with the first duct 11, and the first check valve 61 is provided upstream of the portion where the smoke discharge duct 21 is connected to the first duct 11. When the first check valve 61 is opened and the second check valve 62 is closed, the first air duct 11 is discharged to the outside and the discharged air does not enter the inside of the range hood 20; when the first check valve 61 is closed and the second check valve 62 is opened, the smoke discharge passage 21 discharges smoke outwardly and the oil smoke does not flow to the condenser assembly; when the first check valve 61 and the second check valve 62 are simultaneously opened, the two air flows are merged and discharged through the first air duct 11.

As shown in fig. 1, when the internal circulation air conditioner is turned on, the condenser fan 14 sucks air from the outdoor air inlet 111 to exchange heat with the condenser 13, at this time, the first check valve 61 is opened, hot air after heat exchange is blown out of the room through the first air duct 11, and if the range hood 2 is also turned on, the second check valve 62 is also opened, and the oil smoke and the hot air are converged and then led out of the room together through the first air duct 11. At this time, the second air valve 32 is opened, the rotary valve plate 311 of the first air valve 31 is closed, the negative electrode plate 313 is separated from the positive electrode plate 312, the evaporator fan 16 sucks air from the indoor side, that is, the second inlet 122 of the second air duct 12, exchanges heat with the evaporator 15, and the blown cool air is blown into the room through the indoor air outlet 123 of the second air duct 12. After the shutdown, the sprayer 5 sprays and cleans the negative plate 313 of the first air valve 31, sewage flows to a drain pipe, the evaporator fan 16 continues to operate, and the negative plate 313 is dried.

When the internal circulation fan mode is turned on, the compressor 17 is not operated, only the evaporator fan 16 is operated, the analog fan is operated, and the blown air is blown into the room through the second air duct 12.

As shown in fig. 2, when the external circulation fresh air conditioner is turned on, the condenser fan 14 sucks air from the outdoor air inlet 111 to exchange heat with the condenser 13, at this time, the first check valve 61 is opened, the heat exchanged hot air is blown out of the room through the first air duct 11, and if the range hood 2 is also turned on, the second check valve 62 is also opened, and the oil smoke and the hot air are converged and then led out of the room together through the first air duct 11. At this time, the second air valve 32 is closed, the rotary valve plate 311 of the first air valve 31 is opened, the negative plate 313 is rotated to a position where it is matched with the positive plate 312, the positive plate 312 and the negative plate 313 constitute an electrostatic filter device, the evaporator fan 16 sucks air from the outdoor side, the purified fresh air exchanges heat with the evaporator 15, and the blown-out cool air is fresh air and is blown into the room through the indoor air outlet 123 of the second air duct 12. After the shutdown, the sprayer 5 sprays and cleans the negative plate 313 of the first air valve 31, sewage flows to a drain pipe, the evaporator fan 16 continues to operate, and the negative plate 313 is dried.

When the new wind power fan mode is started, the compressor 17 does not work, only the evaporator fan 16 works to simulate the new wind power fan to work, and the blown fresh air is blown indoors through the second air duct 12.

Claims

1. A kitchen air conditioning system comprising an air conditioning unit (1) and an extractor hood unit (2), said extractor hood unit (2) having a smoke evacuation channel (21), characterized in that: the air conditioning unit (1) is provided with a first air duct (11) and a second air duct (12), a condenser assembly is arranged in the first air duct (11), the first air duct (11) is provided with an outdoor air inlet (111) and an outdoor air outlet (112), an evaporator assembly is arranged in the second air duct (12), the second air duct (12) is provided with a first inlet (121) used for being communicated with the outside and a second inlet (122) used for being communicated with the inside of a kitchen, the second air duct (12) is also provided with an indoor air outlet (123), the first inlet (121) is provided with a first air valve (31), the second inlet (122) is provided with a second air valve (32), in an internal circulation air conditioning mode, the first air valve (31) is closed and the second air valve (32) is opened, in an external circulation air conditioning mode, the first air valve (31) is opened and the second air valve (32) is closed, and condensate water generated by the evaporator assembly can be used for cleaning the first air valve (31) in an open state.

2. The kitchen air conditioning system according to claim 1, wherein: the condenser assembly comprises a condenser (13) and a condenser fan (14), the evaporator assembly comprises an evaporator (15) and an evaporator fan (16), and the condenser fan (14) and the evaporator fan (16) are centrifugal fans which are coaxially arranged and synchronously rotate.

3. The kitchen air conditioning system according to claim 2, wherein: along the air flow direction, the condenser (13) is arranged at the downstream of the condenser fan (14), and the evaporator (15) is arranged at the upstream of the evaporator fan (16).

4. The kitchen air conditioning system according to claim 2, wherein: the water receiving box (4) is arranged below the evaporator (15), the water receiving box (4) is communicated with the sprayer (5), and a spraying opening of the sprayer (5) faces the first air valve (31).

5. The kitchen air conditioning system according to claim 4, wherein: the first air valve (31) comprises a rotary valve plate (311), a positive plate (312) and a negative plate (313), wherein the positive plate (312) is a fixed plate, the negative plate (313) is installed on the rotary valve plate (311) and can synchronously rotate with the rotary valve plate (311), the rotary valve plate (311) blocks the second inlet (122) under the closing state of the first air valve (31), the positive plate (312) is separated from the negative plate (313), the rotary valve plate (311) leaves the second inlet (122) under the opening state of the first air valve (31), and the negative plate (313) is rotated into a gap inserted into the positive plate (312) to be matched with the positive plate (312) to form an electrostatic filtering device.

6. The kitchen air conditioning system according to claim 1, wherein: the first air duct (11) and the second air duct (12) are mutually isolated.

7. The kitchen air conditioning system according to claim 1, wherein: a first check valve (61) is arranged in the first air duct (11), a second check valve (62) is arranged in the smoke exhaust channel (21), the smoke exhaust channel (21) is communicated with the first air duct (11), and the first check valve (61) is arranged at the upstream of the connection part of the smoke exhaust channel (21) and the first air duct (11).

8. The kitchen air conditioning system according to claim 1, wherein: the air conditioning unit (1) comprises a compressor (17), and the compressor (17) is integrated on the fume suction unit (2).

9. The kitchen air conditioning system according to claim 1, wherein: the air conditioning unit (1) is arranged inside the kitchen suspended ceiling (7), and the indoor air outlet (123) is arranged on the kitchen suspended ceiling (7).