CN213237686U

CN213237686U - Central flue system

Info

Publication number: CN213237686U
Application number: CN202021847451.6U
Authority: CN
Inventors: 郭俊杰; 朱启惠; 余丙松; 李昂; 傅海峰; 崔腾飞
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-18
Anticipated expiration: 2030-08-28

Abstract

A central flue system is characterized in that range hoods positioned on different floors comprise a machine shell and smoke exhaust channels, each range hood is provided with a smoke exhaust port communicated with a common flue, a main fan enables the interior of the common flue to form negative pressure, an air conditioner inner machine is arranged in a kitchen and is provided with an air outlet communicated with the interior of the kitchen, a first heat exchanger is arranged in each smoke exhaust channel, a second heat exchanger is arranged in each air conditioner inner machine, and a compressor, the first heat exchanger and the second heat exchanger are communicated through refrigerant pipelines. The utility model has the advantages that: the unpowered range hood is installed at the home of a user in the central flue system, and the oil smoke is sucked into the public flue through the main fan, so that the structure of the range hood is simplified.

Description

Central flue system

Technical Field

The utility model relates to a central flue system.

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 generally has two forms, one is that the external machine is split type, namely, the external machine is located outdoors, the internal machine is located indoors, the internal machine and the external machine are respectively provided with a motor fan, the internal machine and the external machine are split type kitchen air conditioner connection mode, the connection mode needs to be connected through a pipeline, holes need to be formed in a wall, decoration is damaged, the external machine needs to be hung outdoors, the installation difficulty is large, 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.

Due to the special environment of a kitchen, the problem of heat dissipation of the kitchen air conditioner needs to be solved, and if the kitchen air conditioner cannot dissipate heat in time in the using process, the energy efficiency of the air conditioner can be greatly reduced. However, the existing kitchen air conditioner and the range hood work independently, and the kitchen air conditioner and the range hood cannot be linked, so that how to discharge heat generated by the kitchen air conditioner through the range hood becomes a problem to be solved urgently. Although, the existing products such as the air conditioning range hood are also produced, namely, the air conditioning component is added on the basis of the platform of the range hood, all functions of the range hood can be realized, and simultaneously, the function of an air conditioner can also be realized. However, these air conditioner smoke ventilators often carry out simple function combination with traditional lampblack absorber with the indoor set of traditional air conditioner, do not solve the radiating problem of air conditioner well.

In addition, existing buildings are provided with a common flue, a smoke exhaust channel of a range hood of each floor user is communicated with the common flue, and the range hood comprises a smoke exhaust fan, which is referred to as a central flue system and a target air volume control method thereof in the Chinese invention patent with the patent number of 201910338254.7 (publication number CN 110107938B). If a powerless central flue system can be designed, i.e. the range hood does not have an oil fume suction fan, and oil fume discharge is realized by an outdoor host machine on the top of a common flue, the structure of the range hood can be simplified, and the cost of the range hood is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art current situation, provide a can simplify range hood structure, the effectual central flue system of air conditioner heat transfer.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: this central flue system, including installing the range hood at different floors, range hood is including the casing and locate the discharge fume channel in the casing, and every range hood all has the oil smoke suction inlet and the oil smoke discharge port that is linked together with public flue, its characterized in that: the kitchen air conditioner comprises a kitchen, a smoke exhaust channel and a common flue, and is characterized by further comprising a main fan which is in fluid communication with the common flue and used for enabling the common flue to generate negative pressure relative to the smoke exhaust channel, an air conditioner inner machine is arranged in the kitchen, the air conditioner inner machine is provided with an air outlet which is in fluid communication with the indoor portion of the kitchen, a compressor is arranged in the kitchen, a first heat exchanger is arranged in the smoke exhaust channel, a second heat exchanger is arranged in the air conditioner inner machine, and the compressor, the first heat exchanger and the.

In order to enable the system to discharge oil smoke through different smoke exhaust channels under different working conditions, each smoke exhaust channel comprises a first smoke exhaust channel and a second smoke exhaust channel, the inlet of the first smoke exhaust channel and the inlet of the second smoke exhaust channel are in fluid communication with the oil smoke suction inlet, the first smoke exhaust channel is provided with a first smoke exhaust port, the second smoke exhaust channel is provided with a second smoke exhaust port, a three-way channel is formed among the first smoke exhaust port, the second smoke exhaust port and the oil smoke exhaust port, a switching valve is installed in the three-way channel, one of the smoke exhaust ports in the first smoke exhaust port and the second smoke exhaust port is communicated with the oil smoke exhaust port by controlling the switching valve, and the first heat exchanger is arranged in the first smoke exhaust channel.

First smoke exhaust channel and second smoke exhaust channel can have multiple distribution mode, preferably, first smoke exhaust channel and second smoke exhaust channel are vertical passageway, and first smoke exhaust channel and second smoke exhaust channel separate each other and control adjacent setting in the casing inside.

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

The air conditioner indoor unit and the compressor can be installed at multiple positions, preferably, the air conditioner indoor unit is hung above a kitchen ceiling, and the compressor is installed inside the air conditioner indoor unit.

In order to enable the air outlet of the air conditioner to smoothly discharge air, an air discharge fan blowing air towards the second heat exchanger is arranged inside the air conditioner indoor unit.

Further preferably, the second heat exchanger is close to the air outlet, and the air outlet fan is arranged at the upstream of the second heat exchanger along the air flowing direction.

In order to enable the air outlet of the air conditioner to blow out cold air, the first heat exchanger is a condenser, and the second heat exchanger is an evaporator.

In order to collect the condensed water generated by the evaporator, a condensed water collecting device used for collecting the condensed water generated by the second heat exchanger is arranged inside the air conditioner indoor unit.

In order to discharge the air conditioner condensed water, the condensed water collecting device is externally connected with a drain pipe.

Compared with the prior art, the utility model has the advantages of: the main fan is installed at the top of the common flue of the central flue system, the unpowered range hood is installed at the home of a user, oil smoke is sucked into the common flue under the action of the main fan, and therefore the structure of the range hood is simplified.

Drawings

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

fig. 2 is an installation schematic diagram of a range hood and an air conditioner indoor unit according to an embodiment of the present invention;

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

fig. 4 is a schematic structural diagram of an air conditioner internal unit according to 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 4, the central flue system of the present embodiment includes a range hood 1 installed on different floors. The range hood 1 includes a housing 11, and a smoke exhaust channel 12 is disposed inside the housing 11. The range hood 1 has a smoke suction inlet 13 and a smoke discharge outlet 14, a smoke exhaust channel 12 is formed between the smoke suction inlet 13 and the smoke discharge outlet 14, and the smoke discharge outlet 14 is communicated with the common flue 4. The main fan 5 is installed in the common flue 4, when the main fan 5 is started, negative pressure is formed in the common flue 4 relative to the smoke exhaust channel 12, and oil smoke is exhausted from the smoke exhaust channel 12 and enters the common flue 4.

A first heat exchanger 22 is installed in the flue gas duct 12. An air conditioner indoor unit 3 is installed above a kitchen ceiling, a compressor 21 and a second heat exchanger 23 are installed inside the air conditioner indoor unit 3, the compressor 21, the first heat exchanger 22 and the second heat exchanger 23 form an air conditioner assembly, and the compressor 21, the first heat exchanger 22 and the second heat exchanger 23 are communicated through a refrigerant pipeline 24. The specific working principle of the air conditioning assembly is the same as that of the existing air conditioner, and the description is not repeated.

The smoke evacuation channel 12 of the present embodiment includes a first smoke evacuation channel 121 and a second smoke evacuation channel 122 which are separated from each other, and the first smoke evacuation channel 121 and the second smoke evacuation channel 122 are vertical channels and are arranged adjacently left and right. The inlet of the first smoke evacuation channel 121 and the inlet of the second smoke evacuation channel 122 are both in fluid communication with the smoke suction inlet 13. The top of the first smoke exhaust channel 121 is provided with a first smoke exhaust port 123, the top of the second smoke exhaust channel 122 is provided with a second smoke exhaust port 124, a three-way channel 15 is formed among the first smoke exhaust port 123, the second smoke exhaust port 124 and the smoke exhaust port 14, a switching valve 16 is installed in the three-way channel 15, and one of the first smoke exhaust port 123 and the second smoke exhaust port 124 can be communicated with the smoke exhaust port 14 by controlling the switching valve 16.

In this embodiment, the first heat exchanger 22 is provided in the first smoke exhaust path 121. A smoke purifying device 17 is further installed in the first smoke exhaust path 121, and the smoke purifying device 17 is provided upstream of the first heat exchanger 22 in the smoke flowing direction. The lampblack purification device 17 can generally adopt various electrostatic purification devices in the prior art.

An air outlet fan 32 is installed inside the air conditioner internal unit 3, the air conditioner internal unit 3 is provided with an air outlet 31 which is in fluid communication with the interior of the kitchen, the second heat exchanger 23 is close to the air outlet 31, the air outlet fan 32 is arranged at the upstream of the second heat exchanger 23 along the air flowing direction, and the air outlet of the air outlet fan 32 faces the second heat exchanger 23.

In this embodiment, the first heat exchanger 22 is a condenser, and the second heat exchanger 23 is an evaporator. As shown in fig. 4, a condensed water collecting device 33 for collecting condensed water generated from the second heat exchanger 23, i.e., the evaporator, is installed in the casing 11, and a drain pipe 34 is externally connected to the condensed water collecting device 33, and the condensed water is discharged to the outside through the drain pipe 34.

In the air conditioning system of the embodiment, the working principle is as follows:

as shown in fig. 2 and 3, when the range hood 1 and the air conditioning system are both opened, the switching valve 16 is switched to the vertical position, the first smoke exhaust channel 121 is opened, the second smoke exhaust channel 122 is closed, under the action of the main fan 5, the oil smoke passes through the first smoke exhaust channel 121 in sequence and then is exhausted from the oil smoke exhaust port 14 to the common flue 4, and meanwhile, the heat of the first heat exchanger 22, i.e., the condenser, is taken away, and cold air is blown out from the air outlet 31 of the air conditioning indoor unit 3 into the kitchen.

When only the range hood 1 is opened, the switching valve 16 is switched to the horizontal position, the first smoke exhaust channel 121 is closed, the second smoke exhaust channel 122 is opened, and under the action of the main fan 5, the oil smoke passes through the second smoke exhaust channel 122 in sequence and is then discharged from the oil smoke discharge port 14 into the common flue 4.

In addition, 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, a conduit, a flow guide, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims

1. The utility model provides a central flue system, is including installing range hood (1) at different floors, range hood (1) is including casing (11) and locate smoke exhaust passage (12) in the casing, and every range hood (1) all has oil smoke sunction inlet (13) and oil smoke discharge port (14) that are linked together with public flue (4), its characterized in that: the kitchen ventilator is characterized by further comprising a main fan (5) which is in fluid communication with the common flue (4) and used for enabling the common flue (4) to generate negative pressure relative to the smoke exhaust channel (12), an air conditioner indoor unit (3) is arranged in a kitchen, the air conditioner indoor unit (3) is provided with an air outlet (31) which is in fluid communication with the indoor part of the kitchen, a compressor (21) is installed in the kitchen, a first heat exchanger (22) is installed in the smoke exhaust channel (12), a second heat exchanger (23) is installed in the air conditioner indoor unit (3), and the compressor (21), the first heat exchanger (22) and the second heat exchanger (23) are communicated through a refrigerant pipeline (24).

2. The central flue system of claim 1 wherein: the smoke exhausting channel (12) comprises a first smoke exhausting channel (121) and a second smoke exhausting channel (122), the inlet of the first smoke exhausting channel (121) and the inlet of the second smoke exhausting channel (122) are both in fluid communication with a smoke sucking port (13), the first smoke exhausting channel (121) is provided with a first smoke exhausting port (123), the second smoke exhausting channel (122) is provided with a second smoke exhausting port (124), a three-way channel (15) is formed among the first smoke exhausting port (123), the second smoke exhausting port (124) and a smoke exhausting port (14), a switching valve (16) is installed in the three-way channel (15), one of the first smoke exhausting port (123) and the second smoke exhausting port (124) is communicated with the smoke exhausting port (14) by controlling the switching valve (16), and the first heat exchanger (22) is arranged in the first smoke exhausting channel (121).

3. The central flue system of claim 2 wherein: first smoke exhaust channel (121) and second smoke exhaust channel (122) are vertical channels, and first smoke exhaust channel (121) and second smoke exhaust channel (122) separate each other and control adjacent setting in casing (11) inside.

4. The central flue system of claim 2 wherein: a lampblack purification device (17) is further installed in the first lampblack exhaust channel (121), and the lampblack purification device (17) is arranged on the upstream of the first heat exchanger (22) along the lampblack flowing direction.

5. The central flue system of claim 1 wherein: the air conditioner internal unit (3) is hung above a kitchen ceiling, and the compressor (21) is installed inside the air conditioner internal unit (3).

6. The central flue system of claim 1 wherein: and an air outlet fan (32) blowing towards the second heat exchanger (23) is arranged in the air conditioner internal unit (3).

7. The central flue system of claim 6 wherein: the second heat exchanger (23) is close to the air outlet (31), and the air outlet fan (32) is arranged at the upstream of the second heat exchanger (23) along the air flowing direction.

8. The central flue system of claim 1 wherein: the first heat exchanger (22) is a condenser, and the second heat exchanger (23) is an evaporator.

9. The central flue system of claim 8 wherein: and a condensed water collecting device (33) for collecting condensed water generated by the second heat exchanger (23) is arranged in the air conditioner indoor unit (3).

10. The central flue system of claim 9 wherein: the condensed water collecting device (33) is externally connected with a drain pipe (34).