CN220453768U - Switch assembly and smoke machine - Google Patents

Abstract

The utility model provides a switch assembly and a smoke machine. The switch assembly comprises a box base body, a box cover body, a switch and an oil blocking assembly, wherein the box cover body is connected to the box base body, a containing cavity is formed by surrounding the box cover body, a first wire passing opening is formed in the box cover body, the switch is arranged in the containing cavity, and the oil blocking assembly surrounds the first wire passing opening and covers the first wire passing opening. Like this, keep off oily subassembly can avoid the oil smoke to contact first line mouth effectively, makes hold the chamber and keep apart with outside oil smoke, prevents that the oil smoke from entering into and hold the intracavity, guarantees switch assembly's normal use.

Description

Switch assembly and smoke machine

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a switch assembly and a smoke ventilator.

Background

Smoke machines have become an integral part of modern life as a kitchen appliance for cleaning the kitchen environment. The inside of the main body of the cigarette machine is provided with a cigarette collecting cavity communicated with the kitchen environment. In the cooking process, under the action of a fan of the smoke machine, the oil smoke in the kitchen environment is sucked into the smoke collecting cavity and discharged to a flue or outdoors.

For user control, the switch assembly of the cigarette machine is generally arranged on a lining plate on the side of the cigarette machine main body facing the user. The lining board is usually covered with a box cover body, and a containing cavity for containing the switch is formed between the lining board and the box cover body. The box cover body is provided with a wire passing opening, and a cable of the switch passes through the wire passing opening and is connected with electric elements such as a control board of the cigarette machine.

However, the oil smoke in the smoke collecting cavity easily enters the accommodating cavity through the wire passing opening, so that the service life of the switch is influenced, and even the use safety of the smoke machine is influenced.

Disclosure of Invention

In order to at least partially solve the problems of the prior art, according to one aspect of the present utility model, a switch assembly is provided. The switch assembly includes: a box base; the oil blocking assembly is connected with the box seat body; the box cover body is connected with the oil blocking assembly, a containing cavity is formed by surrounding the box cover body, and a first wire passing opening is formed in the box cover body; and the switch is arranged in the accommodating cavity, wherein the oil blocking assembly surrounds the first wire passing opening and covers the first wire passing opening.

The switch assembly is generally arranged in a smoke collecting cavity of the smoke machine, and the oil smoke in the smoke collecting cavity is directly contacted with the switch assembly. The box cover body surrounds to form a containing cavity, and the box cover body is connected to the oil baffle component, so that the containing cavity can be isolated from external oil smoke to a certain extent. The oil baffle component is enclosed around the first wire passing opening and covers the first wire passing opening. Like this, keep off oily subassembly can avoid the oil smoke to contact first line mouth that crosses effectively, further makes the chamber that holds promptly and outside oil smoke separate, prevents that the oil smoke from entering into the chamber that holds, avoids the pollution to the switch, guarantees the normal use of switch module.

The first line mouth is located on the side plate, the oil blocking assembly comprises a first oil blocking piece and a second oil blocking piece, the first oil blocking piece is connected to the box base, the second oil blocking piece is connected to the first oil blocking piece, the side plate, the second oil blocking piece and the first oil blocking piece enclose to form a line passing space, and the line passing space is communicated with the accommodating cavity through the first line passing mouth. The wire passing space can further play the role of oil proofing, reduces the occurrence of the condition that oil smoke and greasy dirt enter into the accommodating cavity through the first wire passing opening, and the oil proofing effect is better.

The first oil baffle comprises a connecting plate body and a first cover plate body, the connecting plate body is attached to the box base body, the box cover body is covered on the connecting plate body, and the first cover plate body is connected to one side, close to the box cover body, of the connecting plate body and extends in a direction away from the box base body. The box cover body is covered on the connecting plate body, so that the accommodating cavity is further isolated from external oil smoke, and the oil-proof effect is better. It will be appreciated that the cover and the connecting plate are connected by two structural members, which inevitably have a gap therebetween. The gap is located on the side of the connecting surface facing the box cover. The first shielding plate body can cover the gap to a certain extent, oil stains are prevented from dripping to the gap, and the oil-proof effect is further ensured.

The second oil baffle comprises a mounting plate body and a second cover plate body connected with the mounting plate body, wherein the mounting plate body is arranged on one side of the box cover body, which is away from the box base body, and the second cover plate body extends towards the box base body and is overlapped with the first cover plate body at least in part. Thus, the overlapped part between the first cover plate body and the second cover plate body can form a sealing structure to play a role in oil proofing.

The first cover plate body is disposed obliquely downward in a direction away from the cartridge holder body, and the second cover plate body and the first cover plate body satisfy a parallel relationship. Like this, the greasy dirt on the first shielding plate body and the shielding plate can flow downwards along the first shielding plate body and the second shielding plate body, plays the effect of water conservancy diversion, avoids piling up of greasy dirt.

The angle between the first cover plate body and the connecting plate body is between 40 ° and 50 °. The setting like this, the water conservancy diversion effect of first shielding plate body is better. Moreover, under the condition that the dimension of the box cover body in the horizontal direction is unchanged, the space occupied by the oil baffle assembly is more moderate.

The first cover plate body is preferably arranged in the housing space, and the second cover plate body is preferably arranged in the housing space. The overlapping parts of the first cover plate body and the second cover plate are attached to form a sealing surface. Thus, oil stains are better prevented from flowing in through the gap between the first cover plate body and the second cover plate body, and the oil-proof effect is further ensured.

The connection plate body is connected with the oil baffle at one end far away from the first cover plate body, and the oil baffle extends towards the direction far away from the box base body, and the projection of the oil baffle towards the horizontal plane covers the projection of the connection position between the box cover body and the connection plate body towards the horizontal plane. The oil baffle plate can play a certain role in blocking oil smoke, and can better prevent the oil smoke from entering the accommodating cavity.

Illustratively, the oil baffle is in parallel relationship to the horizontal plane. Therefore, the oil blocking effect of the oil blocking plate can be ensured, and the accumulation of oil stains on the oil blocking plate is reduced.

Illustratively, the opposite sides of the second cover plate body are connected with a first plate body and a second plate body, the first plate body and the second plate body extend downwards along the second cover plate body, and at least one of the first plate body and the second plate body is provided with a second wire passing port communicated with the wire passing space. Like this, the line mouth is located the side to the second, and the greasy dirt flows down along the plate body, further avoids fluid to get into through the line mouth is crossed to the second, and grease proofing effect is better.

Illustratively, a connecting rib is disposed on a side of the connecting plate body facing the accommodating cavity, a mounting hole is disposed on the mounting plate body, and a fastener penetrates through the mounting hole and the box cover body to be connected to the connecting rib. The structure setting is simpler like this, is connected more firm between mounting panel body and the lid, and grease proofing effect is more stable.

Illustratively, a sealing ring is further arranged at the joint between the box cover body and the connecting plate body, and the edge of the box cover body is inserted into the groove of the sealing ring. Like this, lid is connected to the connecting plate body, and the sealing washer receives the extrusion and takes place deformation, further guarantees the sealed effect between the two.

According to another aspect of the utility model, there is also provided a smoke machine. The cigarette machine comprises a cigarette machine main body and any switch component, wherein the box seat body is arranged on the cigarette machine main body or is a part of the cigarette machine main body.

In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description section. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

Advantages and features of the utility model are described in detail below with reference to the accompanying drawings.

Drawings

The following drawings are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification. Embodiments of the present utility model and their description are shown in the drawings to explain the principles of the utility model. In the drawings of which there are shown,

FIG. 1 is a front view of a range hood according to an exemplary embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a portion of the structure of a range hood according to an exemplary embodiment of the present utility model;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is an enlarged view of a portion B of FIG. 2;

fig. 5 is a perspective view of a switch assembly according to an exemplary embodiment of the present utility model;

FIGS. 6-7 are exploded views of a switch assembly according to an exemplary embodiment of the present utility model; and

fig. 8 is a perspective view of a second oil deflector according to an exemplary embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

10. a switch assembly; 110. a box base; 120. a box cover body; 1210. a side plate; 1220. a first wire passing port; 130. a switch; 1310. a cable; 140. an oil baffle assembly; 1410. a first oil baffle; 1411. a connecting plate body; 1412. a first cover plate body; 1413. an oil baffle plate; 1414. a mounting opening; 1415. a connecting rib; 1420. the second oil baffle piece; 1421. a mounting plate body; 1422. a second cover plate body; 1423. a first plate body; 1424. a second plate body; 1425. a second wire passing port; 1426. a mounting hole; 150. a seal ring; 160. a wire passing space; 20. a tobacco machine main body; 210. a smoke inlet.

Detailed Description

In the following description, numerous details are provided to provide a thorough understanding of the utility model. However, it will be understood by those skilled in the art that the following description illustrates preferred embodiments of the utility model by way of example only and that the utility model may be practiced without one or more of these details. Furthermore, some technical features that are known in the art have not been described in detail in order to avoid obscuring the utility model.

In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the present utility model. It will be apparent that embodiments of the utility model may be practiced without limitation to the specific details that are set forth by those skilled in the art. Preferred embodiments of the present utility model are described in detail below, however, the present utility model may have other embodiments in addition to these detailed descriptions.

The embodiment of the utility model provides a switch assembly. The switch assembly may be applied to any type of range hood, such as an L-shaped range hood, a side-draft range hood, and the like. Referring to fig. 2, 5 and 6 in combination, the switch assembly 10 may include a cartridge housing 110, a cartridge cover 120, a switch 130 and an oil blocking assembly 140. The oil baffle assembly 140 may be coupled to the cartridge housing 110. The cartridge housing 110 may have a flat plate-like structure. The oil baffle assembly 140 may be attached to the cartridge housing 110 with glue or other attachment structure. The cap 120 may be coupled to the oil baffle assembly 140. The lid 120 and the base 110 may be connected by a fastener or any other connection. The box cover 120 may surround to form a containing cavity, and the box cover 120 is provided with a first wire passing opening 1220. The switch 130 is disposed in the receiving cavity, and a cable 1310 of the switch 130 may be connected to other electrical components through the first wire passing port 1220. The oil blocking component 140 is enclosed around the first wire passing opening 1220 and covers the first wire passing opening 1220. That is, the oil blocking member 140 may form a seal with the first wire passing port 1220, preventing the receiving chamber from being in contact with the outside through the first wire passing port 1220.

The switch assembly 10 is typically mounted in a smoke collecting chamber of the extractor, and the smoke in the smoke collecting chamber is directly in contact with the switch assembly 10. The cover 120 surrounds the housing to form a receiving chamber, and the cover 120 is connected to the oil blocking member 140, so that the receiving chamber is isolated from external oil smoke to some extent. The oil blocking component 140 surrounds the first wire passing opening 1220 and covers the first wire passing opening 1220. Thus, the oil blocking assembly 140 can effectively prevent the oil smoke from contacting the first wire passing opening 1220, i.e. further isolate the accommodating cavity from the external oil smoke, prevent the oil smoke from entering the accommodating cavity, avoid the pollution to the switch 130, and ensure the normal use of the switch assembly 10.

For example, referring to fig. 3 and 6 in combination, the cover 120 may have a side plate 1210, and the first wire passing opening 1220 is located on the side plate 1210. The oil baffle assembly 140 includes a first oil baffle 1410 and a second oil baffle 1420, the first oil baffle 1410 being coupled to the cartridge housing 110, the second oil baffle 1420 being coupled to the first oil baffle 1410. The side plate 1210, the second oil baffle 1420 and the first oil baffle 1410 enclose a wire passing space 160, and the wire passing space 160 communicates with the accommodating chamber through the first wire passing port 1220. The cable 1310 may be connected to other electrical components via the wire space 160. The wire passing space 160 can further play a role in preventing oil, so that the occurrence of the condition that oil smoke and oil stains enter the accommodating cavity through the first wire passing opening 1220 is reduced, and the oil preventing effect is better.

For example, the first oil blocking member 1410 may include a connection plate 1411 and a first cover plate 1412, where the connection plate 1411 is attached to the box base 110, the box cover 120 is covered on the connection plate 1411, and the first cover plate 1412 is connected to one side of the connection plate 1411 near the box cover 120 and extends in a direction away from the box base 110. The cover 120 is covered on the connecting plate 1411, so that the accommodating cavity is further isolated from external oil smoke, and the oil-proof effect is better. It will be appreciated that the cover 120 and the web 1411 are connected by two structural members, which inevitably have a gap therebetween. The gap is located on the side of the connecting face 1411 facing the lid 120. The first cover 1412 can cover the gap to some extent to prevent oil dirt from dripping to the gap and further ensure oil-proof effect. The first cover body 1412 may be connected to the web body 1411 in any manner. Illustratively, the first cover plate body 1412 and the connecting plate body 1411 may be one piece. The first cover plate body 1412 and the connection plate body 1411 may be formed by bending a plate-like structure.

Illustratively, the second oil baffle 1420 includes a mounting plate body 1421 and a second cover plate body 1422 coupled to the mounting plate body 1421, the mounting plate body 1421 being mounted to a side of the lid 120 facing away from the box base 110, the second cover plate body 1422 extending toward the box base 110 and having at least a partial structural overlap with the first cover plate body 1412. The second cover plate body 1422 and the mounting plate body 1421 may be one piece. The second cover plate body and the mounting plate body 1421 may be formed by bending a plate-like structure. In this way, the overlapping portion between the first cover body 1412 and the second cover body 1422 may form a sealing structure, and play a role in oil resistance.

Illustratively, referring to fig. 3, the first cover plate body 1412 may be disposed obliquely downward in a direction away from the cartridge base 110, and the second cover plate body 1422 may satisfy a parallel relationship with the first cover plate body 1412. In this way, the oil stains on the first cover plate body 1412 and the second cover plate body 1422 can flow downwards along the first cover plate body 1412 and the second cover plate body 1422, so as to play a role in diversion and avoid accumulation of the oil stains. In an embodiment not shown, the first cover plate body and the second cover plate body may be arranged otherwise according to the use requirements. For example, the first cover plate body and the second cover plate body may be disposed in parallel with a horizontal plane.

Illustratively, referring to fig. 3, the angle α between the first cover plate body 1412 and the web body 1411 may be between 40 ° and 50 °. For example, α is 40 °, 45 °, 50 °, or the like. Thus, the flow guiding effect of the first cover plate body 1412 is better. Also, in the case that the size of the box cover 120 in the horizontal direction is not changed, the space occupied by the oil blocking assembly 140 thus provided is more moderate. Of course, in some embodiments, the included angle between the first cover plate body and the connecting plate body may be set in any other manner according to the use requirement.

Illustratively, with continued reference to fig. 3, the second cover plate body 1422 may be further from the receiving cavity and may conform to the second cover plate body 1422 than the portion of the first cover plate body 1412 that overlaps the second cover plate body 1422. That is, at the overlapping portion of the first cover body 1412 and the second cover body 1422, the first cover body 1412 is located outside the second cover body 1422. The overlapping portions of the first cover body 1412 and the second cover body 1422 may be joined to form a sealing surface. In this way, the inflow of oil dirt through the gap between the first cover plate body 1412 and the second cover plate body 1422 is better avoided, and the oil-repellent effect is further ensured.

In the above embodiment, the first oil baffle 1410 and the second oil baffle 1420 are provided separately. In some embodiments, not shown, the oil baffle assembly may be integrally provided. Specifically, the oil baffle assembly may include a connection portion, a shielding portion, and a mounting portion. The connecting portion is connected with the box base body, the shielding portion extends from the connecting portion, the mounting portion extends downwards from one side, away from the connecting portion, of the shielding portion, and the mounting portion is mounted to one side, away from the box base body, of the box cover body. The connecting portion, the shielding portion and the mounting portion may be formed by bending a plate body structure. Like this, do not have the clearance between connecting portion, shielding portion and the installation department, the structure sets up simpler, and oil proofing effect is better. Illustratively, the shielding portion may be disposed obliquely downward relative to the mounting portion.

For example, referring to fig. 2 and 4 in combination, an oil baffle 1413 may be attached to an end of the web body 1411 remote from the first cover plate body 1412. The oil baffle 1413 may extend away from the cartridge housing 110 and a projection of the oil baffle 1413 toward the horizontal may cover a projection of the junction between the cartridge cover 120 and the web 1411 toward the horizontal. It will be appreciated that during operation of the range hood, some of the smoke in the smoke collecting hood will blow to the junction between the lid 120 and the web 1411. By the arrangement, the oil baffle 1413 can play a certain role in blocking oil smoke, and the oil smoke can be prevented from entering the accommodating cavity better.

For example, the oil baffle 1413 may satisfy a parallel relationship with a horizontal plane. Thus, the oil blocking effect of the oil baffle 1413 can be ensured, and accumulation of oil stains on the oil baffle 1413 can be reduced.

For example, referring to fig. 2, 6 and 8 in combination, first and second plates 1423 and 1424 may be attached to opposite sides of the second cover plate 1422, the first and second plates 1423 and 1424 extending downward along the second cover plate 1422. At least one of the first plate 1423 and the second plate 1424 is provided with a second wire passing port 1425 which communicates with the wire passing space 160. The cable 1310 passes through the first wire passing opening 1220, passes through the wire passing space 160, and protrudes through the second wire passing opening 1425. One end of the cable 1310 may be connected to the switch 130 and the other end may be connected to a control board or any electrical element of the range hood. Thus, the second wire passing port 1425 is located at the side surface, oil stains flow downwards along the plate body, oil is further prevented from entering through the second wire passing port 1425, and the oil-proof effect is better. Illustratively, the side panel 1210 is a top side panel of the lid 120. The distance between the second wire passing port 1425 and the first wire passing port 1220 is longer, and thus, the oil resistance can be further improved. In some embodiments, the second wire opening may be located on the second cover plate body or the mounting plate body.

For example, referring to fig. 5 and 6 in combination, a connection rib 1415 may be provided on a side of the connection plate body 1411 facing the receiving chamber, a mounting hole 1426 may be provided on the mounting plate body 1421, and a fastener may be connected to the connection rib 1415 through the mounting hole 1426 and the cover body 120. The mounting plate body 1421 may cover only a part of the structure of the cartridge cover 120. Illustratively, the number of through holes on the connection bar 1415 may be the same as the number of through holes on the cover 120. The number of mounting holes 1426 on the mounting plate body 1421 may be smaller than the number of through holes of the cover 120. For example, the number of the through holes in the connecting rib 1415 and the cover 120 may be four, and the number of the mounting holes 1426 may be two. The fasteners are four and correspond to the through holes one by one. Wherein the two fasteners sequentially pass through the mounting holes 1426, the through holes of the box cover 120, and the through holes of the connection bars 1415. The other two fasteners pass through only the through holes of the cover 120 and the through holes of the connecting ribs 1415. In this way, the structure is simpler, the connection between the mounting plate body 1421 and the box cover body 120 is more stable, and the oil-proof effect is more stable. Illustratively, the connecting plate body 1411 may be provided with a mounting opening 1414, and the switch 130 may be exposed to the mounting opening 1414. The connection ribs 1415 may be provided at the outer circumference of the mounting opening 1414.

For example, referring to fig. 2, 6 and 7, a sealing ring 150 may also be provided at the junction between the lid 120 and the web 1411. The rim of the cap body 120 may be inserted into the groove of the sealing ring 150. In this way, the cover 120 is connected to the connecting plate 1411, and the sealing ring 150 is extruded and deformed, so as to further ensure the sealing effect between the two.

According to another aspect of the utility model, there is also provided a smoke machine. Referring to fig. 1, the range may include a range body 20 and any of the switch assemblies 10 described above. The cartridge holder 110 may be mounted to the cigarette machine body 20. The switch assembly 10 may be mounted to the user facing side of the range hood body 20. Alternatively, the cartridge housing 110 may be part of the cigarette holder body 20. For example, the side of the main body of the cigarette machine facing the user is provided with a liner plate, which may be the box base 110 described above. Illustratively, the backing plate may be a plate-like structure of glass material. Because the switch assembly 10 adopts the technical scheme of any one of the embodiments, the smoke machine has at least the beneficial effects brought by the technical scheme of the embodiment, and will not be described in detail herein. The smoke inlet 210 may be disposed on the smoke machine main body 20, and the switch assembly 10 may be disposed above the smoke inlet 210. In embodiments where an oil baffle 1413 is provided, the oil baffle 1413 may be located between the smoke inlet 210 and the lid 120. In addition, the smoke machine can further comprise a fan, a power supply component and the like. The fan and power supply assembly may have various configurations, existing or future, which do not limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front", "rear", "upper", "lower", "left", "right", "transverse", "vertical", "horizontal", and "top", "bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, without limiting the scope of protection of the present utility model; the orientation terms "inner" and "outer" refer to the inner and outer relative to the outline of the components themselves.

For ease of description, regional relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein to describe regional positional relationships of one or more components or features to other components or features illustrated in the figures. It will be understood that the relative terms of regions include not only the orientation of the components illustrated in the figures, but also different orientations in use or operation. For example, if the element in the figures is turned over entirely, elements "over" or "on" other elements or features would then be included in cases where the element is "under" or "beneath" the other elements or features. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". Moreover, these components or features may also be positioned at other different angles (e.g., rotated 90 degrees or other angles), and all such cases are intended to be encompassed herein.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, components, assemblies, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The present utility model has been illustrated by the above-described embodiments, but it should be understood that the above-described embodiments are for purposes of illustration and description only and are not intended to limit the utility model to the embodiments described. In addition, it will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that many variations and modifications are possible in light of the teachings of the utility model, which variations and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (13)

1. A switch assembly, comprising:

a box base;

the oil blocking assembly is connected with the box seat body;

the box cover body is connected with the oil baffle component, a containing cavity is formed by surrounding the box cover body, and a first wire passing opening is formed in the box cover body; and

a switch arranged in the accommodating cavity,

the oil blocking assembly surrounds the first wire passing opening and covers the first wire passing opening.

2. The switch assembly of claim 1, wherein the cover has a side plate, the first wire passing opening is located on the side plate, the oil blocking assembly includes a first oil blocking member and a second oil blocking member, the first oil blocking member is connected to the cover base, the second oil blocking member is connected to the first oil blocking member, and the side plate, the second oil blocking member and the first oil blocking member enclose a wire passing space, and the wire passing space is communicated with the accommodating cavity through the first wire passing opening.

3. The switch assembly of claim 2, wherein the first oil blocking member comprises a connecting plate body and a first cover plate body, the connecting plate body is attached to the box base body, the box cover body is covered on the connecting plate body, and the first cover plate body is connected to one side of the connecting plate body, which is close to the box cover body, and extends in a direction away from the box base body.

4. A switch assembly as claimed in claim 3, wherein the second oil deflector comprises a mounting plate body and a second cover plate body connected to the mounting plate body, the mounting plate body being mounted to a side of the cover body facing away from the cover body, the second cover plate body extending towards the cover body and having an at least partial structural overlap with the first cover plate body.

5. The switch assembly of claim 4, wherein said first cover plate body is disposed obliquely downward in a direction away from said cartridge housing, said second cover plate body being in parallel relation to said first cover plate body.

6. The switch assembly of claim 5, wherein the first cover plate body is angled between 40 ° and 50 ° from the connecting plate body.

7. The switch assembly of claim 4, wherein a portion of the first cover plate body overlapping the second cover plate body is further from the receiving cavity than the second cover plate body and conforms to the second cover plate body.

8. A switch assembly as claimed in claim 3, wherein an end of the connecting plate body remote from the first cover plate body is connected with an oil deflector, the oil deflector extending in a direction away from the box base body, the projection of the oil deflector onto a horizontal plane covering the projection of the junction between the box cover body and the connecting plate body onto a horizontal plane.

9. The switch assembly of claim 8, wherein said oil baffle is in parallel relationship to a horizontal plane.

10. The switch assembly of claim 4, wherein first and second plates are connected to opposite sides of the second cover plate, the first and second plates extending downwardly along the second cover plate, at least one of the first and second plates being provided with a second wire passing port in communication with the wire passing space.

11. The switch assembly of claim 4, wherein a side of the connecting plate body facing the receiving cavity is provided with a connecting rib, the mounting plate body is provided with a mounting hole, and a fastener passes through the mounting hole and the box cover body to be connected to the connecting rib.

12. A switch assembly as claimed in claim 3, wherein a sealing ring is also provided at the junction between the cover and the web, the rim of the cover being inserted into a recess in the sealing ring.

13. A cigarette machine comprising a machine body and a switch assembly as claimed in any one of claims 1 to 12, wherein the cartridge housing is mounted to or part of the machine body.