CN212204741U - Kitchen air conditioning system - Google Patents

Abstract

The kitchen air conditioning system comprises an air conditioning assembly and an oil fume absorption assembly, wherein the oil fume absorption assembly comprises a shell and a fan arranged in the shell, a purification device and a first heat exchanger are further arranged in the shell, the first heat exchanger is positioned in a fume exhaust channel on the downstream of the fan, the purification device is positioned between the fan and the first heat exchanger, and the purification device is communicated with a refrigerant pipeline through a four-way valve. This kitchen air conditioning system installs purifier and first heat exchanger in proper order in the smoke exhaust passage of fan low reaches, and purifier is linked together through cross valve and refrigerant pipeline, behind the refrigerant flow purification device, purifier's cold surface can make the oil smoke, the steam condensation, get rid of greasy dirt and impurity, thereby reduce the pollution of first heat exchanger, and then be favorable to promoting air conditioner efficiency and range hood performance, in addition, carry out cold and hot switching back through the cross valve, can make the greasy dirt impurity drippage of purifier last condensation, realize purifier automatically cleaning effect.

Description

Kitchen air conditioning system

Technical Field

The utility model relates to a kitchen air conditioning system.

Background

The kitchen is the main place that people cook, and the mood of cooking person is directly influenced to the good or bad of kitchen air environment. Often can produce a large amount of smog in the culinary art in-process kitchen, in hot summer and chilly winter of comparison, external environment can influence user's use and experience, and the user blows cold wind to range hood in summer, and the demand that blows hot-blast winter is more and more strong, promotes the culinary art and experiences from this. If there is such a kitchen air conditioning system among the prior art, this kitchen air conditioning system's heat exchanger is installed inside range hood, under the refrigeration mode, the inside heat exchanger of range hood uses as the condenser, the heat of its production can be taken away by the oil smoke, thereby improve the air conditioner efficiency, under the heating mode, the inside heat exchanger of range hood uses as the evaporimeter, when moisture is condensed on the heat exchanger, if can not discharge it in time, can cause the jam of range hood wind channel, influence the exhaust effect of oil smoke, also can influence the heat transfer effect of heat exchanger simultaneously, and then reduce refrigerating system's refrigeration performance. However, no matter in the refrigeration mode or the heating mode, the heat exchanger is arranged inside the range hood, and the heat exchanger is easily polluted by oil smoke, so that the heat exchange effect and the smoke exhaust effect are also influenced. In view of the above, there is a need for further improvements to existing galley air conditioning systems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art current situation, provide a kitchen air conditioning system that novel structure, can reduce the heat exchanger pollution in the exhaust passage.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: this kitchen air conditioning system, including air conditioning component and oil absorption cigarette subassembly, air conditioning component includes compressor, first heat exchanger and second heat exchanger, be linked together through the refrigerant pipeline between compressor, first heat exchanger and the second heat exchanger, the fan in oil absorption cigarette subassembly includes the casing and locates the casing, its characterized in that: the shell is also internally provided with a purification device and a first heat exchanger, the first heat exchanger is positioned in a smoke exhaust channel at the downstream of the fan, the purification device is positioned between the fan and the first heat exchanger, and the purification device is communicated with the refrigerant pipeline through a four-way valve.

The purification device can have various structures, preferably, the purification device comprises a first collecting pipe, a second collecting pipe, a first fin and a second fin, the first fin is arranged on the first collecting pipe, the second fin is arranged on the second collecting pipe, a first port of the first collecting pipe is communicated with a first end of the four-way valve, a second port of the first collecting pipe is communicated with a first port of the second collecting pipe through a connecting pipeline, a throttling device is arranged on the connecting pipeline, a second port of the second collecting pipe is communicated with a second port of the four-way valve, a third port of the four-way valve is connected to a refrigerant pipeline between the compressor and the first heat exchanger, and a fourth port of the four-way valve is connected to the refrigerant pipeline between the compressor and the second heat exchanger.

In order to improve the purification effect, the first fins and the second fins are distributed in a staggered mode.

Further preferably, the purification device further comprises a fixed seat, and the first fin and the second fin are fixed on the fixed seat.

In order to send the fresh outdoor air into the kitchen chamber after heat exchange, the air conditioning assembly comprises an inner machine, the second heat exchanger is installed in the inner machine, and the inner machine is provided with an air inlet communicated with the outside of the kitchen chamber and an air outlet communicated with the inside of the kitchen chamber.

The compressor of the system may be mounted in a number of different positions, preferably integrated in the inner machine or in the casing.

In order to provide purified fresh air indoors, a fresh air purification device and a fan are sequentially arranged at the upstream of the second heat exchanger along the air flowing direction in the inner machine, the air outlet of the fan faces the second heat exchanger, and the second heat exchanger is close to the air outlet.

In order to enable the air conditioner to supply air from the kitchen ceiling, an air conditioner air outlet is formed in the kitchen ceiling and communicated with an air outlet of the indoor unit through an exhaust pipe.

Compared with the prior art, the utility model has the advantages of: this kitchen air conditioning system installs purifier and first heat exchanger in proper order along oil smoke flow direction in the smoke exhaust passage of fan low reaches, and purifier is linked together through cross valve and refrigerant pipeline, behind the refrigerant stream purification device, purifier's cold surface can make the oil smoke, the steam condensation, get rid of greasy dirt and impurity, thereby reduce the pollution of first heat exchanger, and then be favorable to promoting air conditioner efficiency and range hood performance, in addition, carry out cold and hot switching back through the cross valve, can make the last greasy dirt impurity drippage of condensing of purifier, realize purifier automatically cleaning effect.

Drawings

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

fig. 2 is a schematic structural diagram of an air conditioner internal unit according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a system according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a single fin according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the kitchen air conditioning system of the present embodiment includes an air conditioning assembly 1 and a range hood assembly 2, the air conditioning assembly 1 specifically includes an internal unit 10, 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 communicated with each other through a refrigerant pipeline 14, a throttle valve 15 is installed on the refrigerant pipeline between the first heat exchanger 12 and the second heat exchanger 13, the operating principle of the air conditioning assembly 1 is the same as that of an existing air conditioner, and a description thereof is omitted.

The range hood assembly 2 includes a housing 20, a fan 21, a purification device 3 and a first heat exchanger 12 are sequentially disposed inside the housing 20 along a flow direction of the oil smoke, that is, the purification device 3 and the first heat exchanger 12 are disposed in a smoke exhaust passage 22 at a downstream of an air outlet of the fan 21, and the purification device 3 is communicated with a refrigerant pipeline 14 through a four-way valve 4.

The purifying device 3 of the present embodiment specifically includes a first header 31, a second header 32, a first fin 33, a second fin 34, a fixing seat 35, a connecting pipe 36 and a throttling device 37, wherein the first fin 33 is installed on the first header 31, the second fin 34 is installed on the second header 32, and the first fin 33 and the second fin 34 are distributed in a staggered manner and fixed on the fixing seat 35. A first port of the first header 31 is communicated with a first end of the four-way valve 4, a second port of the first header 31 is communicated with a first port of the second header 32 through a connecting pipeline 36, a throttling device 37 is installed on the connecting pipeline 36, a second port of the second header 32 is communicated with a second port of the four-way valve 4, a third port of the four-way valve 4 is connected with a refrigerant pipeline between the compressor 11 and the first heat exchanger 12, and a fourth port of the four-way valve 4 is connected with a refrigerant pipeline between the compressor 11 and the second heat exchanger 13.

As shown in fig. 4, taking the structure of the first fin 33 as an example, the first fin 33 has a liquid inlet end 331 and a liquid outlet end 332, and the liquid inlet end 331 and the liquid outlet end 332 are connected to the first header 31. The second fins 34 have the same structure as the first fins 33.

The compressor 11 and the second heat exchanger 13 of the present embodiment are both installed inside the internal machine 10, the internal machine 10 is provided with an air inlet 16 and an air outlet 17, the air inlet 16 is communicated with the outside of the kitchen room, and the air outlet is communicated with an air conditioner air outlet 51 on the kitchen ceiling 5 through the exhaust duct 6. Inside the internal unit 10 and along the air flow direction, a fresh air purification device 18 and a fan 19 are sequentially arranged at the upstream of the second heat exchanger 13, the air outlet of the fan 19 faces the second heat exchanger 13, the second heat exchanger 13 is close to the air outlet 17, and the fresh outdoor air is purified by the fresh air inlet device 18 and then is supplemented into the kitchen through an air conditioner air outlet 51.

The galley air conditioning system of this embodiment only operates in a single cold mode, i.e. the first heat exchanger 12 is a condenser and the second heat exchanger 13 is an evaporator. When the system works, the second port and the third port of the four-way valve 4 are communicated, the first port and the fourth port are communicated, a refrigerant flowing out of the compressor 11 sequentially passes through the third port and the second port of the four-way valve 4, then flows through the second collecting pipe 32 and the second fin 34, is throttled by the throttling device 37, then flows through the first collecting pipe 31, finally flows out of the first collecting pipe 31, then sequentially passes through the first port and the fourth port of the four-way valve 4, and then flows back to the compressor 11, at the moment, the second fin 34 is a hot fin, the first fin 33 is a cold fin, and during the oil smoke flows through the purifying device 3, oil smoke and water vapor containing impurities can be condensed on the first fin 33, so that oil stains and impurities can be blocked, the pollution of the first heat exchanger 12 is reduced, and the energy efficiency of an air conditioner and the performance of a range hood can be. Then, the four-way valve 4 is switched, the first port and the third port of the four-way valve 4 are communicated, the second port and the fourth port of the four-way valve 4 are communicated, the first fin 33 of the purification device 3 is a hot fin, the second fin 34 is a cold fin, the flowing directions of the refrigerant are opposite, namely, the refrigerant flows from the first fin 33 to the second fin 34, at the moment, the oil contamination impurities originally attached to the first fin 33 are heated and then drip, and therefore the self-cleaning effect is achieved.

Claims (8)

1. The utility model provides a kitchen air conditioning system, includes air conditioning component (1) and inhales oil smoke subassembly (2), air conditioning component (1) is including compressor (11), first heat exchanger (12) and second heat exchanger (13), be linked together through refrigerant pipeline (14) between compressor (11), first heat exchanger (12) and the second heat exchanger (13), inhale fan (21) that oil smoke subassembly (2) include casing (20) and locate in the casing, its characterized in that: the shell (20) is also internally provided with a purification device (3) and the first heat exchanger (12), the first heat exchanger (12) is positioned in a smoke exhaust channel (22) at the downstream of the fan (21), the purification device (3) is positioned between the fan (21) and the first heat exchanger (12), and the purification device (3) is communicated with the refrigerant pipeline (14) through a four-way valve (4).

2. The galley air conditioning system according to claim 1, wherein: the purification device (3) comprises a first header (31), a second header (32), a first fin (33) and a second fin (34), the first fin (33) is mounted on the first header (31), the second fin (34) is mounted on the second header (32), a first port of the first header (31) is communicated with a first end of the four-way valve (4), a second port of the first header (31) is communicated with a first port of the second header (32) through a connecting pipeline (36), a throttle device (37) is installed on the connecting pipeline (36), a second port of the second collecting pipe (32) is communicated with a second port of the four-way valve (4), a third port of the four-way valve (4) is connected to a refrigerant pipeline between the compressor (11) and the first heat exchanger (12), and a fourth port of the four-way valve (4) is connected to a refrigerant pipeline between the compressor (11) and the second heat exchanger (13).

3. The galley air conditioning system according to claim 2, wherein: the first fins (33) and the second fins (34) are distributed in a staggered mode.

4. The galley air conditioning system according to claim 2, wherein: the purification device (3) further comprises a fixed seat (35), and the first fin (33) and the second fin (34) are fixed on the fixed seat (35).

5. The galley air conditioning system according to any one of claims 1 to 4, wherein: the air conditioning assembly comprises an inner machine (10), the second heat exchanger (13) is installed in the inner machine (10), and the inner machine (10) is provided with an air inlet (16) communicated with the outside of the kitchen room and an air outlet (17) communicated with the inside of the kitchen room.

6. The galley air conditioning system according to claim 5, wherein: the compressor (11) is integrated on the inner machine (10) or on the housing (20).

7. The galley air conditioning system according to claim 5, wherein: a fresh air purification device (18) and a fan (19) are sequentially arranged at the upstream of the second heat exchanger (13) in the inner machine (10) along the air flowing direction, the air outlet of the fan (19) faces the second heat exchanger (13), and the second heat exchanger (13) is close to the air outlet (17).

8. The galley air conditioning system according to claim 5, wherein: an air-conditioning air outlet (51) is formed in the kitchen ceiling (5), and the air-conditioning air outlet (51) is communicated with an air outlet (17) of the indoor unit (10) through an exhaust duct (6).

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