CN112781109A - Kitchen air conditioning system - Google Patents

Kitchen air conditioning system Download PDF

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Publication number
CN112781109A
CN112781109A CN201911062537.XA CN201911062537A CN112781109A CN 112781109 A CN112781109 A CN 112781109A CN 201911062537 A CN201911062537 A CN 201911062537A CN 112781109 A CN112781109 A CN 112781109A
Authority
CN
China
Prior art keywords
heat exchanger
air conditioning
conditioning system
refrigerant
compressor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911062537.XA
Other languages
Chinese (zh)
Inventor
傅海峰
曹亚裙
余丙松
郭俊杰
李昂
朱启惠
赵艳凤
崔腾飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Fotile Kitchen Ware Co Ltd
Original Assignee
Ningbo Fotile Kitchen Ware Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Fotile Kitchen Ware Co Ltd filed Critical Ningbo Fotile Kitchen Ware Co Ltd
Priority to CN201911062537.XA priority Critical patent/CN112781109A/en
Publication of CN112781109A publication Critical patent/CN112781109A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/08—Compressors specially adapted for separate outdoor units
    • F24F1/10—Arrangement or mounting thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F24F11/67—Switching between heating and cooling modes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30—Arrangement or mounting of heat-exchangers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Signal Processing (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The utility model provides a kitchen air conditioning system, includes air conditioning component and oil absorption cigarette subassembly, installs the throttling component on the refrigerant pipeline between first heat exchanger and second heat exchanger, and the refrigerant pipeline between second heat exchanger and compressor is connected to the first end of refrigerant branch road, and the second end of refrigerant branch road is connected on the refrigerant pipeline between first heat exchanger and throttling component, installs the third heat exchanger on the refrigerant branch road, installs the stop valve on the refrigerant branch road between third heat exchanger and compressor. This kitchen air conditioning system is through setting up the third heat exchanger in the refrigerant branch road, and after the stop valve on the refrigerant branch road was opened, partly high temperature high pressure gas refrigerant that can make the compressor come out flowed through the third heat exchanger for air temperature obtains certain promotion before getting into first heat exchanger, thereby realizes that first heat exchanger does not frost or has delayed the time of frosting.

Description

Kitchen air conditioning system
Technical Field
The invention relates to a kitchen air conditioning system.
Background
The existing air conditioning system generally has an outdoor air inlet and an indoor air outlet, outdoor fresh air enters an air conditioner indoor unit through the outdoor air inlet and is supplemented to the indoor from the indoor air outlet after heat exchange through a heat exchanger, namely, the air conditioner works in a fresh air mode. The problem that current air conditioning system exists generally is that, when indoor temperature reached the settlement temperature, the new trend fan had to shut down the operation, and this will lead to refrigerant evaporation in the evaporimeter not thorough, and the compressor has the liquid compression risk, if the compressor does not shut down, probably causes the part to damage, makes the unable normal work of system. In addition, in the heating mode, the evaporator is easily frosted, which affects the cooling performance. In view of the above, there is a need for further improvements to existing air conditioning systems
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a kitchen air conditioning system which can realize bypass defrosting or delay frosting without stopping the system.
The technical scheme adopted by the invention for solving the technical problems is as follows: this kitchen air conditioning system, including air conditioning subassembly and oil absorption cigarette subassembly, the air conditioning subassembly 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 install the cross valve on the refrigerant pipeline, install throttling component, its characterized in that on the refrigerant pipeline between first heat exchanger and second heat exchanger: the first end of the refrigerant branch is connected to a refrigerant pipeline between the second heat exchanger and the compressor, the second end of the refrigerant branch is connected to a refrigerant pipeline between the first heat exchanger and the throttling component, a third heat exchanger is installed on the refrigerant branch, and a stop valve is installed on the refrigerant branch between the third heat exchanger and the compressor.
Preferably, the first heat exchanger and the third heat exchanger are arranged in the smoke exhaust channel of the oil fume suction assembly. Therefore, under the refrigeration mode, the heat of the first heat exchanger and the heat of the third heat exchanger can be taken away by the oil smoke waste heat, and the improvement of the energy efficiency of the air conditioner is facilitated.
Preferably, the first heat exchanger and the third heat exchanger are combined into an integral structure.
As another preferable scheme, the first heat exchanger and the third heat exchanger are of split structures.
In order to discharge the condensed water generated by the heat exchanger in the flue, a condensed water collecting device and a spraying device are installed in the smoke exhaust channel, the condensed water collecting device is used for collecting the condensed water generated by the first heat exchanger and the third heat exchanger, and the spraying device is used for spraying the condensed water collected by the condensed water collecting device into the smoke exhaust channel.
Preferably, the condensed water collecting device comprises a water pan and a liquid guide pipe, the water pan is arranged below the first heat exchanger and the third heat exchanger, and the liquid guide pipe is communicated between the water pan and the spraying device.
In order to avoid the oil smoke from polluting the heat exchanger in the flue, an oil smoke purification device is arranged in the smoke exhaust channel and is arranged at the front ends of the first heat exchanger and the third heat exchanger.
In order to simplify the system structure, the compressor is integrated on the oil fume suction assembly.
In order to provide fresh air for a kitchen, an inner machine is installed in the kitchen, the second heat exchanger is installed in the inner machine, an air inlet and an air outlet are formed in the inner machine, the air inlet is communicated with the outside, and the air outlet is communicated with the inside of the kitchen.
In order to fully utilize the space in the corner of the kitchen, the inner machine is arranged in the corner of the upper cabinet of the kitchen. In addition, the compressor can also be installed at the corner of the upper cabinet in the kitchen.
Compared with the prior art, the invention has the advantages that: this kitchen air conditioning system is through setting up the third heat exchanger in the refrigerant branch road, and after the stop valve on the refrigerant branch road was opened, partly high temperature high pressure gas refrigerant that can make the compressor come out flowed through the third heat exchanger for air temperature obtains certain promotion before getting into first heat exchanger, thereby realizes that first heat exchanger does not frost or delays the time of frosting, does benefit to the life who improves the system.
Drawings
FIG. 1 is a schematic structural diagram of a system according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an air conditioning module according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a system according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of an air conditioning assembly according to a second embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The first embodiment is as follows:
as shown in fig. 1 and 2, 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 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 four-way valve 15 is installed on the refrigerant pipeline 14, a throttling component 16 is installed on the refrigerant pipeline 14 between the first heat exchanger 12 and the second heat exchanger 13, and the throttling component 16 generally adopts a throttling valve. When the air conditioner works, the four-way valve 15 is switched to switch the working mode of the air conditioner, the working principle of the air conditioning assembly 1 is the same as that of the existing air conditioner, and the description is not repeated
The air conditioning adjusting assembly 1 further comprises a refrigerant branch 17, a first end of the refrigerant branch 17 is connected to a refrigerant pipeline 14 between the second heat exchanger 13 and the compressor 11, a second end of the refrigerant branch 17 is connected to the refrigerant pipeline 14 between the first heat exchanger 12 and the throttling component 16, a third heat exchanger 18 is mounted on the refrigerant branch 17, and a stop valve 19 is mounted on the refrigerant branch 17 between the third heat exchanger 18 and the compressor 11.
In this embodiment, the first heat exchanger 12 and the third heat exchanger 18 are combined into an integral structure, and the first heat exchanger 12 and the third heat exchanger 18 are disposed in the smoke exhaust passage 21 of the oil smoke suction assembly 2. In order to avoid the first heat exchanger 12 and the third heat exchanger 18 from being polluted by the soot, a soot cleaning device 5 is installed in the smoke evacuation passage 21, and the soot cleaning device 5 is provided at the front ends of the first heat exchanger 12 and the third heat exchanger 18. The lampblack purification device 5 usually adopts a front-end electrostatic purification device, and lampblack can be effectively purified before entering the first heat exchanger 12 and the third heat exchanger 18.
In the heating mode, the first heat exchanger 12 and the third heat exchanger 18 in the smoke channel generate condensed water, and the condensed water collecting device 3 and the spraying device 4 are installed in the smoke channel 21 in the embodiment. The condensed water collecting device 3 is provided with a water receiving disc 31 and a liquid guide pipe 32, the water receiving disc 31 is arranged below the first heat exchanger 12 and the third heat exchanger 18, and the liquid guide pipe 32 is communicated between the water receiving disc 31 and the spraying device 4. The condensed water collecting device 3 is used for collecting condensed water generated by the first heat exchanger 12 and the third heat exchanger 18, and the spraying device 4 is used for spraying the condensed water collected by the condensed water collecting device 3 into the smoke exhaust channel 21 and discharging the condensed water together with the oil smoke.
The compressor 11 of the embodiment is integrated on the oil fume suction assembly 2, and is installed at the corner of the cabinet 7 on the kitchen in the air conditioner internal unit 6, the second heat exchanger 13 is installed in the internal unit 6, the internal unit 6 is provided with an air inlet 61 and an air outlet 62, the air inlet 61 is communicated with the outside, and the air outlet 62 is communicated with the inside of the kitchen near the second heat exchanger 13.
In the cooling mode, the first heat exchanger 12 is a condenser, the second heat exchanger 13 is an evaporator, the shutoff valve 19 is closed, and the cool air is blown out from the air outlet 62.
In the heating mode, the first heat exchanger 12 and the third heat exchanger 18 are evaporators, and the second heat exchanger 13 is a condenser. When the range hood 1 starts to operate, the temperature of air entering the first heat exchanger 12 is low, the relative humidity is high, moisture is easy to condense and frost on the first heat exchanger 12, at the moment, the stop valve 19 is opened, the refrigerant branch 17 is used for bypassing, a part of high-temperature and high-pressure gas refrigerant flows through the third heat exchanger 18, meanwhile, after being throttled by the throttling component 16, low-temperature and low-pressure liquid refrigerant flows to the first heat exchanger 12, in this way, the high-temperature and high-pressure gas refrigerant flowing through the third heat exchanger 18 and the low-temperature and low-pressure liquid refrigerant are mixed and then flow into the first heat exchanger 12, the temperature of the mixed refrigerant is raised, and thus, the temperature of air is raised to a certain extent before entering the first heat exchanger 12, so that the frosting prevention or frosting time delay of.
Example two:
as shown in fig. 3 and 4, the first heat exchanger 12 and the third heat exchanger 18 of the present embodiment are of a split structure. The rest of the structure and the operation principle of the embodiment are the same as those of the first embodiment, and the description is not repeated here.

Claims (10)

1. The utility model provides a kitchen air conditioning system, includes air conditioning subassembly (1) and oil absorption cigarette subassembly (2), air conditioning subassembly (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) install cross valve (15) on refrigerant pipeline (14), install throttling component (16), its characterized in that on refrigerant pipeline (14) between first heat exchanger (12) and second heat exchanger (13): the heat exchanger is characterized by further comprising a refrigerant branch (17), wherein the first end of the refrigerant branch (17) is connected to a refrigerant pipeline (14) between the second heat exchanger (13) and the compressor (11), the second end of the refrigerant branch (17) is connected to the refrigerant pipeline (14) between the first heat exchanger (12) and the throttling component (16), a third heat exchanger (18) is installed on the refrigerant branch (17), and a stop valve (19) is installed on the refrigerant branch (17) between the third heat exchanger (18) and the compressor (11).
2. The galley air conditioning system according to claim 1, wherein: the first heat exchanger (12) and the third heat exchanger (18) are arranged in a smoke exhaust channel (21) of the oil fume suction assembly (2).
3. The galley air conditioning system according to claim 2, wherein: the first heat exchanger (12) and the third heat exchanger (18) are combined into an integral structure.
4. The galley air conditioning system according to claim 2, wherein: the first heat exchanger (12) and the third heat exchanger (18) are of split structures.
5. The galley air conditioning system according to claim 2, wherein: and a condensed water collecting device (3) and a spraying device (4) are installed in the smoke exhaust channel (21), the condensed water collecting device (3) is used for collecting condensed water generated by the first heat exchanger (12) and the third heat exchanger (18), and the spraying device (4) is used for spraying the condensed water collected by the condensed water collecting device (3) into the smoke exhaust channel (21).
6. The galley air conditioning system according to claim 5, wherein: the condensed water collecting device (3) comprises a water collecting tray (31) and a liquid guide pipe (32), the water collecting tray (31) is arranged below the first heat exchanger (12) and the third heat exchanger (18), and the liquid guide pipe (32) is communicated between the water collecting tray (31) and the spraying device (4).
7. The galley air conditioning system according to claim 2, wherein: an oil fume purification device (5) is installed in the smoke exhaust channel (21), and the oil fume purification device (5) is arranged at the front ends of the first heat exchanger (12) and the third heat exchanger (18).
8. The galley air conditioning system according to any one of claims 1 to 8, wherein: the compressor (11) is integrated on the oil fume suction assembly (2).
9. The galley air conditioning system according to any one of claims 1 to 8, wherein: an inner machine (6) is installed in a kitchen room, the second heat exchanger (13) is installed in the inner machine (6), an air inlet (61) and an air outlet (62) are formed in the inner machine (6), the air inlet (61) is communicated with the outside, and the air outlet (62) is communicated with the inside of the kitchen room.
10. The galley air conditioning system according to claim 9, wherein: the inner machine (6) is arranged at the corner of the upper cabinet (7) of the kitchen.
CN201911062537.XA 2019-11-03 2019-11-03 Kitchen air conditioning system Pending CN112781109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911062537.XA CN112781109A (en) 2019-11-03 2019-11-03 Kitchen air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911062537.XA CN112781109A (en) 2019-11-03 2019-11-03 Kitchen air conditioning system

Publications (1)

Publication Number Publication Date
CN112781109A true CN112781109A (en) 2021-05-11

Family

ID=75747348

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911062537.XA Pending CN112781109A (en) 2019-11-03 2019-11-03 Kitchen air conditioning system

Country Status (1)

Country Link
CN (1) CN112781109A (en)

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