Range hood

Abstract

The utility model discloses a range hood which comprises a cooking fume suction assembly and a refrigeration assembly, the cooking fume suction assembly comprises a fan system used for sucking and discharging cooking fume, the fan system comprises a fan system output end, and the cooking fume suction assembly further comprises a fume discharge pipeline used for discharging the cooking fume. The smoke exhaust pipeline is connected with the output end of the fan system, the refrigeration assembly comprises a condenser and a heat dissipation pipeline used for discharging heat generated by the condenser, the heat dissipation pipeline comprises a heat dissipation pipeline output end, the inner side of the smoke exhaust pipeline comprises a first channel and a second channel, the first channel and the second channel are independently arranged, and the first channel is communicated with the heat dissipation pipeline output end. The first channel is communicated with the output end of the fan system, and the output end of the heat dissipation pipeline is communicated with the second channel. Compared with the prior art, the utility model has the advantage that the installation of the heat dissipation pipeline of the condenser can be realized without forming holes in the wall surface.

Description

Technical Field

[0001] The utility model relates to an oil fume purification device, in particular to an oil fume extractor. Background Art

[0002] A range hood is a kitchen appliance that purifies the kitchen environment. It can quickly extract stove burnt waste and fumes generated during cooking and discharge them outdoors, reducing pollution and purifying the air.

[0003] For example, the Chinese utility model patent with application number 202222104341.6 discloses an air-conditioning-type range hood, which includes a casing, in which a compressor, a condenser and an evaporator are installed, the compressor, the condenser and the evaporator are connected through a refrigerant pipeline, a heat dissipation channel and an air outlet channel are provided in the casing, the condenser is arranged in the heat dissipation channel, the evaporator is arranged in the air outlet channel, an air inlet for the heat dissipation channel is opened on the casing, the air outlet of the heat dissipation channel is connected to an exhaust duct, and the exhaust duct extends outward to the outside of the casing.

[0004] The above-mentioned condenser heat dissipation requires the installation of a separate exhaust duct, and holes need to be punched on the user's wall to install the exhaust duct, so as to discharge the heat of the condenser to a public flue or outdoors. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a range hood for the above-mentioned deficiencies in the prior art, which can realize the installation of the heat dissipation pipe of the condenser without opening a hole in the wall.

[0006] The technical solution adopted by the utility model to solve the above technical problems is: a range hood, including a range hood suction component and a refrigeration component, the range hood suction component includes a fan system for sucking and exhausting oil fumes, the fan system includes a fan system output end, the range hood suction component also includes a smoke exhaust pipe for exhausting oil fumes, the smoke exhaust pipe is connected to the fan system output end, the refrigeration component includes a condenser and a heat dissipation pipe for discharging heat generated by the condenser, the heat dissipation pipe includes a heat dissipation pipe output end, and is characterized in that: the inner side of the smoke exhaust pipe includes a first channel and a second channel, the first channel and the second channel are independently arranged, the first channel is connected to the fan system output end, and the heat dissipation pipe output end is connected to the second channel.

[0007] The heat dissipation pipe is connected to the smoke exhaust pipe, so that the heat of the condenser is finally discharged to the public flue or outdoors through the smoke exhaust pipe, avoiding the user to drill another hole in the wall to install the heat dissipation pipe of the condenser. Through the dual-channel design of the smoke exhaust pipe, the condenser heat exhaust of the refrigeration component and the smoke exhaust of the oil fume suction component go through different channels, so that the refrigeration component and the oil fume suction component can work separately without affecting each other, and the heat exhaust airflow of the condenser and the smoke exhaust airflow of the oil fume suction component do not interfere with each other.

[0008] In order to form the first channel and the second channel in the smoke exhaust duct, the smoke exhaust duct includes an inner tube and an outer tube, the outer tube is arranged at intervals on the outer circumference of the inner tube, the inner side of the inner tube constitutes the first channel, the gap between the outer tube and the inner tube constitutes the second channel, the output end of the fan system is connected to the inner tube, the second channel is closed at the end close to the output end of the fan system, and the heat dissipation duct is connected to the side wall of the outer tube and communicated with the second channel.

[0009] In order to dissipate heat for the condenser, the refrigeration component includes a heat dissipation fan for dissipating heat for the condenser, the heat dissipation fan includes a heat dissipation fan input end and a heat dissipation fan output end, the heat dissipation fan input end is arranged corresponding to the condenser, the heat dissipation pipe includes a heat dissipation pipe input end, and the heat dissipation fan output end is directly or indirectly connected to the heat dissipation pipe input end.

[0010] Furthermore, the refrigeration assembly includes a shell and an evaporator, the condenser and the evaporator are arranged in the shell, and a first water receiving pan for receiving condensed water generated by the evaporator is also provided in the shell, so that the condensed water of the evaporator can be received by the water receiving pan.

[0011] In order to drain the water from the first water receiving tray, the first water receiving tray is provided with a first drainage hole opened downward.

[0012] In order to arrange the evaporator, the evaporator is mounted on the first water receiving tray.

[0013] In order to receive the drained water from the first water receiving pan and the condensed water generated by the condenser, a second water receiving pan for receiving the drained water from the first water receiving pan and the condensed water generated by the condenser is further arranged in the shell.

[0014] In order to drain the water on the second water receiving tray, a second drain hole is provided on the second water receiving tray.

[0015] In order to arrange the condenser, the condenser is mounted on the second water receiving tray.

[0016] In order to make full use of the kitchen space, the fume extraction assembly includes a fume hood and a fan frame arranged above the fume hood, the fan system is arranged in the fan frame, the shell is arranged above the fume hood, and the shell is located on the side of the fan frame.

[0017] Compared with the prior art, the utility model has the advantages that the heat of the condenser is finally discharged to the public flue or outdoors through the smoke exhaust pipe by connecting the heat dissipation pipe to the smoke exhaust pipe, avoiding the need for users to drill holes in the wall to install the heat dissipation pipe of the condenser. Through the dual-channel design of the smoke exhaust pipe, the heat exhaust of the condenser of the refrigeration component and the smoke exhaust of the oil fume suction component go through different channels, so that the refrigeration component and the oil fume suction component can work separately without affecting each other, and the heat exhaust airflow of the condenser and the smoke exhaust airflow of the oil fume suction component do not interfere with each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of a range hood according to an embodiment of the utility model;

[0019] Figure 2 A front cross-sectional view of a range hood according to an embodiment of the utility model;

[0020] Figure 3 It is a side cross-sectional view of a range hood according to an embodiment of the utility model. DETAILED DESCRIPTION

[0021] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0022] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Since the embodiments disclosed in the present utility model can be set in different directions, these terms indicating directions are only for illustration and should not be regarded as limitations. For example, "up" and "down" are not necessarily limited to directions opposite to or consistent with the direction of gravity. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of such features.

[0023] See also Figure 1 to Figure 3 A range hood comprises a range hood assembly 1 and a refrigeration assembly 2.

[0024] The oil fume suction assembly 1 includes a fume hood 13 and a fan frame 14 disposed on the fume hood 13. The oil fume suction assembly 1 also includes a fan system 12 for sucking and exhausting oil fume and a smoke exhaust pipe 11 for exhausting the oil fume. The fan system 12 is disposed in the fan frame 14. The fan system 12 includes a fan system output end 121, and the smoke exhaust pipe 11 is connected to the fan system output end 121.

[0025] The refrigeration assembly 2 includes a housing 25, a condenser 21, a heat dissipation fan 23, a heat dissipation duct 22, an evaporator 24, a heat dissipation fan 28, and an air guide 29. The housing 25 is disposed on the fume hood 13, and the housing 25 is located on the side (left or right) of the fan frame 14, thereby making full use of the empty space next to the fan frame 14 of the range fumes extraction assembly 1, thereby improving the utilization rate of the kitchen space.

[0026] The condenser 21, the heat dissipation fan 23, the evaporator 24 and the cooling fan 28 are all arranged on the inner side of the shell 25. When the refrigeration component 2 is refrigerating, the condenser 21 will generate heat and the evaporator 24 will generate cold. The heat dissipation fan 23 is arranged adjacent to the condenser 21, and is used to inhale the room temperature air outside the shell 25, and perform heat exchange when passing through the condenser 21, thereby taking away the heat of the condenser 21 to help the condenser 21 dissipate heat. The heat dissipation pipe 22 is used to discharge the heat of the condenser 21 to a public flue or outdoors. The heat dissipation fan 23 includes a heat dissipation fan output end 232, and the heat dissipation pipe 22 is directly or indirectly connected to the heat dissipation fan output end 232.

[0027] The cooling fan 28 includes a cooling fan input end 281 and a cooling fan output end 282, which can be used to inhale air outside the housing 25, and become cold air after heat exchange with the evaporator 24. The cold air discharged by the cooling fan 28 is guided to the front side outside the housing 25 by the air guide 29 arranged on the front side of the evaporator 24. The air guide 29 includes an air guide input end 291 and an air guide output end 292. The cooling fan input end 281 is arranged corresponding to the evaporator 24, the cooling fan output end 282 is arranged corresponding to the air guide input end 291, and the air guide output end 292 is arranged toward the front side. The air guide 29 can be arranged inside the housing 25, and can also be arranged outside the housing 25.

[0028] A first water receiving pan 26 for receiving condensed water generated by the evaporator 24 is provided in the housing 25, and the evaporator 24 is mounted on the first water receiving pan 26. A second water receiving pan 27 for receiving the drainage of the first water receiving pan 26 and the condensed water generated by the condenser 21 is provided in the housing 25. The condenser 21 is mounted on the second water receiving pan 27. A first drainage hole 261 opened downward is provided on the first water receiving pan 26. A second drainage hole 271 is provided on the second water receiving pan 27. The second drainage hole 271 can be connected to a drainage pipe, and then the drainage pipe is connected to the sink drain.

[0029] The heat dissipation fan 23 includes a heat dissipation fan input end 231 and a heat dissipation fan output end 232, and the heat dissipation fan input end 231 is arranged corresponding to the condenser 21. The heat dissipation pipe 22 includes a heat dissipation pipe input end 222 and a heat dissipation pipe output end 221, and the heat dissipation fan output end 232 is directly or indirectly connected to the heat dissipation pipe input end 222. In this embodiment, the heat dissipation fan output end 232 is connected to the heat dissipation pipe input end 222 through the connecting pipe 210.

[0030] The smoke exhaust pipe 11 includes an inner pipe 113 and an outer pipe 114. The outer pipe 114 is arranged at intervals on the outer periphery of the inner pipe 113, and one end of the outer pipe 114 close to the inner pipe 113 is closed. The inner side of the inner pipe 113 constitutes a first channel 111, and the gap between the outer pipe 114 and the inner pipe 113 constitutes a second channel 112. The fan system output end 121 is in fluid communication with the first channel 111, and the heat dissipation pipe output end 221 is in fluid communication with the second channel 112. The second channel 112 is closed at the end close to the fan system output end 121, and the heat dissipation pipe 22 can be connected to the side wall of the outer pipe 114 and in fluid communication with the second channel 112.

[0031] The double-layer pipe design of the smoke exhaust pipe 11 allows the condenser 21 of the refrigeration component 2 to exhaust heat and the smoke exhaust of the oil smoke exhaust component 1 to go through different channels, so that the refrigeration component 2 and the oil smoke exhaust component 1 can work separately without affecting each other, and the heat exhaust airflow of the condenser 21 and the smoke exhaust airflow of the oil smoke exhaust component 1 do not interfere with each other. It also avoids the user from drilling another hole in the wall to install the heat dissipation pipe of the condenser 21.

Claims

1. A range hood, comprising a range hood suction component (1) and a refrigeration component (2), wherein the range hood suction component (1) comprises a fan system (12) for sucking and exhausting range hood, wherein the fan system (12) comprises a fan system output end (121), the range hood suction component (1) further comprises a smoke exhaust pipe (11) for exhausting the range hood, wherein the smoke exhaust pipe (11) is connected to the fan system output end (121), the refrigeration component (2) comprises a condenser (21) and a heat dissipation pipe (22) for discharging heat generated by the condenser (21), wherein the heat dissipation pipe (22) comprises a heat dissipation pipe output end (221), and wherein: The inner side of the smoke exhaust pipe (11) comprises a first channel (111) and a second channel (112); the first channel (111) and the second channel (112) are independently arranged; the first channel (111) is connected to an output end (121) of a fan system; and the output end (221) of the heat dissipation pipe is connected to the second channel (112).

2. The range hood according to claim 1, characterized in that: The smoke exhaust duct (11) comprises an inner tube (113) and an outer tube (114); the outer tube (114) is arranged at intervals on the outer circumference of the inner tube (113); the inner side of the inner tube (113) forms a first channel (111); the gap between the outer tube (114) and the inner tube (113) forms a second channel (112); the fan system output end (121) is connected to the inner tube (113); the second channel (112) is closed at an end close to the fan system output end (121); and the heat dissipation duct (22) is connected to the side wall of the outer tube (114) and is connected to the second channel (112).

3. The range hood according to claim 2, characterized in that: The refrigeration assembly (2) comprises a heat dissipation fan (23) for dissipating heat from a condenser (21); the heat dissipation fan (23) comprises a heat dissipation fan input end (231) and a heat dissipation fan output end (232); the heat dissipation fan input end (231) is arranged corresponding to the condenser (21); the heat dissipation pipe (22) comprises a heat dissipation pipe input end (222); and the heat dissipation fan output end (232) is directly or indirectly connected to the heat dissipation pipe input end (222).

4. The range hood according to claim 1, characterized in that: The refrigeration assembly (2) comprises a shell (25) and an evaporator (24); the condenser (21) and the evaporator (24) are arranged in the shell (25); and a first water receiving tray (26) for receiving condensed water generated by the evaporator (24) is also arranged in the shell (25).

5. The range hood according to claim 4, characterized in that: The first water receiving tray (26) is provided with a first drainage hole (261) opened downward.

6. The range hood according to claim 4, characterized in that: The evaporator (24) is mounted on the first water receiving tray (26).

7. The range hood according to claim 6, characterized in that: A second water receiving pan (27) for receiving the drainage water from the first water receiving pan (26) and the condensed water generated by the condenser (21) is also provided in the shell (25).

8. The range hood according to claim 7, characterized in that: The second water receiving tray (27) is provided with a second drainage hole (271).

9. The range hood according to claim 7, characterized in that: The condenser (21) is mounted on the second water receiving tray (27).

10. The range hood according to any one of claims 4 to 9, characterized in that: The fume extraction assembly (1) comprises a fume hood (13) and a fan frame (14) arranged above the fume hood (13); the fan system (12) is arranged in the fan frame (14); the housing (25) is arranged above the fume hood (13); and the housing (25) is located on the side of the fan frame (14).

11. The range hood according to any one of claims 4 to 9, characterized in that: The refrigeration component (2) also includes a cooling fan (28) capable of absorbing and discharging the cooling energy of the evaporator (24), and an air guide (29) for guiding the air discharged by the cooling fan (28) to the front side, the cooling fan (28) including a cooling fan input end (281) and a cooling fan output end (282), the air guide (29) including an air guide input end (291) and an air guide output end (292), the cooling fan input end (281) is arranged corresponding to the evaporator (24), the cooling fan output end (282) is arranged corresponding to the air guide input end (291), and the air guide output end (292) is arranged toward the front side.

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