Range hood and oil-electricity isolated range hood main machine

Abstract

The utility model discloses a range hood and an oil-electricity isolated range hood main machine, and aims to at least solve the technical problems that in the prior art, potential safety hazards exist when a wire passes through an oil smoke channel, and maintenance is not facilitated. The range hood main machine comprises a main machine shell and a centrifugal fan arranged in the main machine shell; an isolation plate is arranged in the main machine shell and divides the internal space of the main machine shell into an upper smoke channel and an electrical channel which is not communicated with the upper smoke channel; an assembling surface is arranged on the bottom end surface of the upper flue gas duct; a first electric connector and a lower port of the upper flue gas duct are arranged on the assembling surface; a wire electrically connected with the first electrical connector penetrates through the electrical channel so that oil-electricity isolation wiring can be achieved between the wire and the upper smoke channel. The wire passes through the electrical channel for wiring, so that oil-electricity isolation of the wire and oil smoke of the upper smoke channel is realized, potential safety hazards such as electric leakage caused by aging of an insulating layer of the wire by the oil smoke are avoided, and meanwhile, wiring and subsequent maintenance operation of the wire from the electrical channel are also facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen appliances, in particular to a range hood and an oil-electricity-isolated range hood host. Background Art

[0002] The range hood is a widely used kitchen appliance that absorbs the fumes generated during the cooking process and then discharges them after separation. This can not only improve the air quality in the kitchen, but also prevent the direct discharge of fumes from polluting the surrounding environment.

[0003] In particular, split-type range hoods have emerged, which include a split main unit and an air duct panel. Active devices such as a fan are installed inside the main unit, and an electric rotating mechanism for opening or closing the control panel is installed on the air duct panel, all of which need to be connected to the power supply through wires. Existing range hoods have the following shortcomings: the wires connected to the fan are directly exposed in the oil fume duct, which is corroded by oil fume for a long time, and the insulation layer is prone to aging, which poses a safety hazard. In addition, the scattered wiring of the wires in the oil fume duct is not conducive to later maintenance. Utility Model Content

[0004] The utility model provides a range hood and a range hood host with oil and electricity isolation, aiming to at least solve one of the technical problems in the prior art that the wiring of wires through the oil flue presents potential safety hazards and is not conducive to maintenance.

[0005] The utility model proposes an oil-electrically isolated range hood host, comprising a host shell and a centrifugal fan built in the host shell; an isolation plate is arranged in the host shell, the isolation plate separates the internal space of the host shell into an upper flue gas duct and an electrical channel that is not connected to the upper flue gas duct; an assembly surface is arranged on the bottom end surface of the upper flue gas duct, the lower port of the upper flue gas duct and a first electrical connector located on one side of the lower port are arranged on the assembly surface; a wire electrically connected to the first electrical connector is arranged to pass through the electrical channel, so that the wire can be routed in oil-electrically isolated manner from the upper flue gas duct.

[0006] In some preferred embodiments, the centrifugal fan is located in the electrical channel, the air intake of the centrifugal fan is connected to the top of the upper flue gas duct, and the air exhaust of the centrifugal fan is connected to the exhaust interface located on the outer side of the main housing.

[0007] In some preferred embodiments, a first aviation connector is provided on the isolation plate and is located in the electrical channel; the wires include a first wire and a second wire, the first wire is electrically connected between the first electrical connector and the first aviation connector, and the second wire is electrically connected to the first aviation connector.

[0008] In some preferred embodiments, one of the side panels of the main housing is a detachable side panel, and when the detachable side panel is removed, the isolation panel and the electrical channel are at least partially exposed.

[0009] In some preferred embodiments, the first wire is arranged through the upper flue gas duct, and the first wire has a protective layer on the outside; or / and, an isolation channel is provided at the bottom of the upper flue gas duct, and the first wire is arranged through the isolation channel.

[0010] In some preferred embodiments, one end of the second wire has a second aviation connector, and the second aviation connector is pluggable connected to the first aviation connector.

[0011] In some preferred embodiments, a lampshade plate is further provided on the lower end surface of the main housing, and the lampshade plate is located directly below the electrical passage; and a lighting assembly is provided in the electrical passage.

[0012] In some preferred embodiments, the mounting surface is arranged as a plane, and the lampshade plate is arranged obliquely downward toward the mounting surface.

[0013] The utility model also discloses a range hood, comprising the range hood main unit and an air duct panel separately arranged from the range hood main unit, wherein a lower smoke duct is arranged inside the air duct panel, and a second electrical connector is arranged on the top surface of the air duct panel; when the air duct panel is fixed below the range hood main unit through an assembly structure, the lower smoke duct is connected to the upper smoke duct, and the second electrical connector is electrically coupled to the first electrical connector.

[0014] In some preferred embodiments, the first electrical connector and the second electrical connector are both magnetic electrical connectors, and when the air duct panel is fixed under the range hood host, the first electrical connector and the second electrical connector are magnetically attracted.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The utility model allows the wires to pass through the electrical channel to achieve oil and electrical isolation between the wires and the oil fume in the upper flue gas duct, thereby avoiding potential safety hazards such as leakage caused by aging of the insulation layer of the wires due to the oil fume, and at the same time, it is convenient for wiring the wires through the electrical channel and subsequent maintenance operations.

[0017] The utility model provides conditions for the range hood to utilize the unified wiring of the main unit by arranging the first electrical connector on the lower end surface of the main unit, so that the air duct panel separately connected to the main unit does not need to consider how to route the wires separately, which is conducive to simplifying the overall wiring operation of the range hood and facilitating the assembly and subsequent maintenance of the range hood. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural diagram of the range hood host.

[0019] Figure 2 It is a schematic diagram of the exploded structure of the range hood host.

[0020] Figure 3It is a schematic diagram of the structure of the range hood main unit with the detachable side panel removed.

[0021] Figure 4 It is a schematic diagram of the internal structure of the range hood host.

[0022] Figure 5 It is a three-dimensional structural diagram of a range hood.

[0023] Figure 6 It is a schematic diagram of the internal structure of the range hood, and the arrow indicates the flow direction of the oil fume. DETAILED DESCRIPTION

[0024] In order to further explain the technical means and effects adopted by the present application to achieve the predetermined purpose, the specific implementation methods, structures, features and effects of the present application are described in detail below in conjunction with the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "embodiment" does not necessarily refer to the same embodiment. In addition, specific features, structures, or characteristics in one or more embodiments may be combined in any suitable form.

[0025] Combination Figure 1-3 As shown, the utility model discloses an oil-electrically isolated range hood host 100, comprising a host housing 11 and a centrifugal fan 2 built in the host housing 11; an isolation plate 3 is provided in the host housing 11, and the isolation plate 3 separates the internal space of the host housing 11 to form an upper flue gas duct 12 and an electrical channel 13 that is not connected to the upper flue gas duct 12; an assembly surface 14 located directly below the upper flue gas duct 12 is provided on the bottom end surface of the host housing 11, and a lower port 121 of the upper flue gas duct 12 and a first electrical connector 15 located on one side of the lower port 121 are opened on the assembly surface 14; a wire electrically connected to the first electrical connector 15 is arranged through the electrical channel 13, so that the wire can be routed in oil-electrically isolated manner from the upper flue gas duct 12.

[0026] By routing the wires through the electrical channel 13, the wires are electrically isolated from the oil and smoke in the upper flue duct 12, which prevents the oil and smoke from aging the insulation layer of the wires and causing potential safety hazards such as leakage. At the same time, it is also convenient for wiring the wires from the electrical channel 13 and subsequent maintenance operations. Furthermore, by arranging a first electrical connector 15 on the lower end face of the main unit 100, conditions are provided for the range hood to use the main unit 100 for unified wiring, so that the air duct panel separately connected to the main unit 100 does not need to consider how to route the wires separately, which is conducive to simplifying the overall wiring operation of the range hood and facilitating the assembly and subsequent maintenance of the range hood.

[0027] Especially see Figure 3As shown, the main housing 11 includes a housing bottom plate 111, a housing top plate 112 arranged relative to the housing bottom plate 111, and a housing side plate enclosed between the housing bottom plate 111 and the housing top plate 112. The housing side plate includes a housing main side plate 113 and a detachable side plate 114 detachably connected to the housing main side plate 113. By removing the detachable side plate 114 relative to the housing main side plate 113, the isolation plate 3 and the electrical channel 13 located in the main housing 11 are at least partially exposed, so as to facilitate the wiring operation of the wires and the subsequent maintenance processing.

[0028] Therefore, the assembly surface 14 , the lower port 121 of the upper flue gas duct 12 , and the first electrical connector 15 are all arranged on the bottom side of the housing bottom plate 111 .

[0029] The centrifugal fan 2 is located in the electrical passage 13. A through hole 31 is provided on the isolation plate 3. The air intake of the centrifugal fan 13 passes through the through hole 31 and is connected to the top of the upper flue gas duct 12. The air exhaust of the centrifugal fan 2 is connected to the exhaust interface 122 located on the top surface of the main housing. With this arrangement, the centrifugal fan 2 can be easily inspected and repaired after the detachable side panel 114 is opened.

[0030] A first aviation connector 16 located in the electrical channel 13 is provided on the isolation plate 3 ; the wires include a first wire 31 and a second wire 32 , the first wire 31 is electrically connected between the first electrical connector 15 and the first aviation connector 16 , and the second wire 32 is electrically connected to the first aviation connector 16 .

[0031] Among them, the first wire 31 can be set through the upper flue gas duct 12, and a protective layer is provided on the outside of the first wire 31 to improve the corrosion resistance of the first wire 31 to oil smoke; or / and, an isolation channel is provided at the bottom of the upper flue gas duct 12, and the first wire 31 is allowed to pass through the isolation channel to completely realize the oil-electricity partition, thereby preventing the oil smoke in the upper flue gas duct 12 from corroding the first wire 31.

[0032] Of course, in order to further facilitate wiring, one end of the second wire 32 has a second aviation connector 17 , and the second aviation connector 17 is pluggable connected to the first aviation connector 16 .

[0033] Furthermore, a lampshade plate 18 is provided on the lower end surface of the main unit, and the lampshade plate 18 is also provided on the bottom plate 111 of the outer shell, and the lampshade plate 18 is located directly below the electrical channel 13; a lighting component 19 is provided in the electrical channel 13, and the lighting component 19 enables the main unit 100 to have a lighting function through the lampshade plate 18 to meet the actual usage needs of the user.

[0034] The assembly surface 14 is set as a plane, and the lampshade plate 18 is set downwardly and tilted toward the assembly surface 14 so that the light emitted by the lighting assembly 19 passes through the lampshade plate 18 and then shines toward the stove below the host 1.

[0035] Combine again Figure 5 and Figure 6 As shown, the utility model also discloses a range hood, comprising the range hood host 100 and an air duct panel 200 separately arranged from the range hood host 100, wherein a lower flue gas duct 21 is arranged inside the air duct panel 200, and a second electrical connector is arranged on the top surface of the air duct panel 200; when the air duct panel 200 is fixed below the range hood host 100 through an assembly structure, the lower flue gas duct 21 is connected to the upper flue gas duct 12, and the second electrical connector is electrically coupled to the first electrical connector 15, so that the range hood host 100 can be electrically connected to the air duct panel 200 through the coupling of the first electrical connector 15 and the second electrical connector.

[0036] The first electrical connector 15 and the second electrical connector are both magnetic electrical connectors. When the air duct panel 200 is fixed under the range hood host 100, the first electrical connector 15 can automatically magnetically engage with the second electrical connector, simplifying the operation of achieving electrical connection between the first electrical connector 15 and the second electrical connector.

[0037] Of course, the first electrical connector 15 and the second electrical connector may also be other physical plug-in electrical connectors, which will not be described one by one here.

[0038] Among them, any existing assembly structure can be adopted between the range hood host 100 and the air duct panel 200, for example, the split assembly structure of CN211372528U or CN215808718U, which is not limited here.

[0039] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A range hood main unit with oil and electricity isolation, comprising a main unit housing (11) and a centrifugal fan (2) built into the main unit housing (11); characterized in that: An isolation plate (3) is provided inside the main engine housing (11), and the isolation plate (3) separates the internal space of the main engine housing (11) into an upper flue gas duct (12) and an electrical channel (13) that is not connected to the upper flue gas duct (12); An assembly surface (14) is provided on the bottom end surface of the upper flue gas duct (12), and a lower port (121) of the upper flue gas duct (12) and a first electrical connector (15) located on one side of the lower port (121) are provided on the assembly surface (14); A wire electrically connected to the first electrical connector (15) is arranged through the electrical channel (13) so that the wire can be routed in an oil-electrically isolated manner from the upper flue gas duct (12).

2. The range hood host according to claim 1, characterized in that: The centrifugal fan (2) is located in the electrical passage (13), the air intake of the centrifugal fan (2) is connected to the top of the upper smoke duct (12), and the air exhaust of the centrifugal fan (2) is connected to the smoke exhaust interface (122) located on the outer side of the main unit housing.

3. The range hood host according to claim 1, characterized in that: One side plate of the main housing (11) is a detachable side plate (114), and when the detachable side plate (114) is removed, the isolation plate (3) and the electrical channel (13) are at least partially exposed.

4. The range hood host according to claim 1, characterized in that: A first aviation connector (16) located in the electrical passage is provided on the isolation plate (3); the wires include a first wire (31) and a second wire (32); the first wire (31) is electrically connected between the first electrical connector (15) and the first aviation connector (16); and the second wire (32) is electrically connected to the first aviation connector (16).

5. The range hood host according to claim 4, characterized in that: The first conductive wire (31) is arranged through the upper flue gas duct (12), and the first conductive wire (31) has a protective layer on the outside; or / and, an isolation channel is provided at the bottom of the upper flue gas duct (12), and the first conductive wire (31) is arranged through the isolation channel.

6. The range hood host according to claim 5, characterized in that: One end of the second wire (32) has a second aviation connector (17), and the second aviation connector (17) is plug-in connected to the first aviation connector (16).

7. The range hood host according to claim 1, characterized in that: A lampshade plate (18) is also provided on the lower end surface of the main housing (11), and the lampshade plate (18) is located directly below the electrical channel (13); and a lighting assembly (19) is provided in the electrical channel (13).

8. The range hood host according to claim 7, characterized in that: The assembly surface (14) is arranged as a plane, and the lampshade plate (18) is arranged to be inclined downward toward the assembly surface (14).

9. A range hood, characterized in that: The range hood comprises a main unit (100) as claimed in any one of claims 1 to 8, and an air duct panel (200) which is separately arranged from the main unit (100) of the range hood, wherein a lower flue gas duct (21) is arranged inside the air duct panel (200), and a second electrical connector is arranged on the top surface of the air duct panel (200); when the air duct panel (200) is fixed below the main unit (100) of the range hood through an assembly structure, the lower flue gas duct (21) is communicated with the upper flue gas duct (12), and the second electrical connector is electrically coupled to the first electrical connector (15).

10. The range hood according to claim 9, characterized in that: The first electrical connector (15) and the second electrical connector are both magnetic electrical connectors, and when the air duct panel (200) is fixed below the range hood main unit (100), the first electrical connector (15) and the second electrical connector are magnetically attracted to each other.

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