CN217876052U

CN217876052U - Table type smoke purifier

Info

Publication number: CN217876052U
Application number: CN202222199368.8U
Authority: CN
Inventors: 任富佳; 黄禄英; 颜朝寿; 刘建保; 刘林; 王嘉明; 余国成; 周海昕
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-22
Anticipated expiration: 2032-08-19

Abstract

The utility model provides a desk-top clean cigarette machine relates to kitchen equipment technical field. The utility model provides a desk-top clean cigarette machine, include: the power supply comprises a shell, a power supply accommodating cavity, a power supply board and a volute component; the volute component is fixedly arranged in the shell, the power supply accommodating cavity is formed in the outer wall of the volute component or the inner wall of the shell, and the power supply board is arranged in the power supply accommodating cavity. The utility model provides a desk-top clean cigarette machine has solved along with desk-top clean cigarette machine's use, and the oil smoke gathers in the cigarette machine and piles up, probably can make the electric leakage appear in the power strip of cigarette machine, has the problem of potential safety hazard.

Description

Table type smoke purifier

Technical Field

The utility model belongs to the technical field of the kitchen equipment technique and specifically relates to a desk-top clean cigarette machine is related to.

Background

Along with the improvement of living standard and the appearance of various novel cooking utensils, the scene that family's culinary art carries out the secondary cooking operation in visitor, dining room increases gradually, and the inevitable meeting of secondary cooking can produce oil smoke, peculiar smell, especially when barbecue and chafing dish are cooked, can produce a large amount of oil smoke and peculiar smell, harm people's health, adheres to furniture and people's clothes, hair, inconvenient clearance. Under the condition, the oil smoke and the peculiar smell can be removed by means of the table type smoke purifying machine, along with the use of the table type smoke purifying machine, the oil smoke is gathered and accumulated in the smoke purifying machine, the electric leakage of a power panel of the smoke purifying machine can occur, and the potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desk-top clean cigarette machine to alleviate the use along with desk-top clean cigarette machine that exists among the prior art, the oil smoke gathers in the cigarette machine and piles up, probably can make the power strip of cigarette machine electric leakage appear, have the problem of potential safety hazard.

In order to solve the technical problem, the utility model provides a technical scheme lies in:

the utility model provides a desk-top clean cigarette machine, include: the power supply comprises a shell, a power supply accommodating cavity, a power supply board and a volute component;

the volute component is fixedly arranged in the shell, the power supply accommodating cavity is formed in the outer wall of the volute component or the inner wall of the shell, and the power supply board is arranged in the power supply accommodating cavity.

As a further technical scheme, the power supply accommodating cavity is fixedly arranged on the outer wall of the volute component, and the open end of the power supply accommodating cavity is abutted to the inner wall of the shell.

As a further technical scheme, the table type smoke purifier further comprises a coaming assembly, the volute assembly comprises a bottom plate and a vertical plate, and the coaming assembly is connected with the bottom plate and the vertical plate respectively to form a power supply accommodating cavity in an enclosing mode.

As a further technical scheme, the enclosing plate assembly comprises a first enclosing plate, a second enclosing plate and a third enclosing plate;

the first end of the first enclosing plate and the first end of the second enclosing plate are respectively fixedly connected to two ends of the third enclosing plate, the second end of the first enclosing plate and the second end of the first enclosing plate are both fixedly connected to the bottom plate, the vertical plate is connected to the bottom plate, and the first enclosing plate, the first enclosing plate and the third enclosing plate are all connected to the same side of the third enclosing plate;

first bounding wall, first bounding wall and third bounding wall and bottom plate and riser enclose to establish and form the power and hold the chamber.

As further technical scheme, the bottom plate is located immediately to the riser, and the riser encloses with the bottom plate to establish and forms the fan and hold the chamber, and the power holds the chamber and sets up in the lateral wall that the fan held the chamber.

As a further technical scheme, the vertical plate comprises two straight line sections and a curve section;

the two straight line sections are respectively connected with the two ends of the curve section in a smooth transition mode, the two straight line sections, the curve section and the bottom plate are arranged in a surrounding mode to form a fan containing cavity, and the power supply containing cavity is arranged on the outer side wall of the curve section.

As a further technical scheme, the fan accommodating cavity is provided with an air outlet, the air outlet is arranged corresponding to the curve section, and the side wall of the shell is provided with an air outlet corresponding to the air outlet.

As a further technical scheme, the bottom plate is provided with a fan connecting port, and the fan connecting port protrudes in the direction away from the fan accommodating cavity and is used for installing a fan.

As a further technical scheme, the bottom plate is further provided with a plurality of ventilation openings, and the ventilation openings are arranged on the bottom wall of the fan accommodating cavity at intervals and are all located around the fan connecting port.

As a further technical scheme, the table type smoke purifying machine is further provided with a plurality of connecting pieces, and the connecting pieces are arranged between the outer shell and the volute component and used for fixedly installing the volute component on the outer shell.

Compared with the prior art, the utility model provides a desk-top clean cigarette machine has the technical advantage to be:

the utility model provides a desk-top clean cigarette machine, include: the power supply comprises a shell, a power supply accommodating cavity, a power supply board and a volute component; the volute component is fixedly arranged in the shell, the power supply accommodating cavity is formed in the outer wall of the volute component or the inner wall of the shell, and the power supply board is arranged in the power supply accommodating cavity. Because the power holds the chamber and sets up in the inner wall of spiral case subassembly outer wall or shell, the power holds the chamber relatively independent, during the equipment, places the power strip in the power from the open end that the power held the chamber and holds the intracavity, can accomplish the equipment. Because the power holds the chamber relatively independent, when the power strip was installed in independent power holds the chamber, the power held the chamber and had the guard action to the power strip, and the lateral wall that can follow spiral case component seepage from the liquid of spiral case component seepage drips the shell bottom, avoids liquid to drip the power strip, reduces liquid and piles up on the power strip, effectively avoids the power strip to appear electrical leakage, factor of safety when promoting desk-top clean cigarette machine and using. Meanwhile, the power supply accommodating cavity can avoid the contact or collision of the power supply board and other parts, and the service life of the power supply board and the service life of the table type smoke purifier are prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the embodiments or related technologies will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a volute component in a table type smoke purifier provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a volute component in a table type smoke purifier provided by the embodiment of the present invention;

fig. 3 is a schematic structural view of a table type smoke purifying machine provided by the embodiment of the present invention.

Icon: 100-a housing; 110-air outlet;

300-a volute assembly; 310-a backplane; 311-blower connection port; 312-a vent; 320-vertical plate; 321-an air outlet;

400-a coaming assembly;

500-connecting piece.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The present embodiment provides a table-top smoke purifier comprising a housing 100, a power receiving chamber, a power board and a volute assembly 300;

the volute component 300 is fixedly installed in the housing 100, the power supply accommodating cavity is arranged on the outer wall of the volute component 300 or the inner wall of the housing 100, and the power supply board is installed in the power supply accommodating cavity.

Specifically, as shown in fig. 1 and fig. 2, the volute component 300 is fixedly installed in the housing 100, the power supply accommodating cavity is configured as a semi-closed cavity with an opening, the power supply accommodating cavity can be fixedly arranged on the outer wall of the volute component 300 and also can be fixedly arranged on the inner wall of the housing 100, and a specific arrangement mode is selected according to specific requirements, so that the technical purpose that the power supply accommodating cavity is relatively independent and is fixed relative to the housing 100 can be achieved. During the equipment, place the power strip in the power holds the intracavity from the open end that the power held the chamber, can accomplish the equipment. Because the power holds the chamber relatively independent, when the power strip was installed in independent power holds the chamber, the power held the chamber and played the guard action to the power strip, and the liquid from spiral case subassembly 300 seepage can be followed the lateral wall drippage of spiral case subassembly 300 and to the shell 100 bottom, avoids the liquid drippage to the power strip, reduces liquid and piles up on the power strip, effectively avoids the power strip to appear electrical leakage, promotes the factor of safety when desk-top smoke cleaner uses. Meanwhile, the power supply accommodating cavity can avoid the contact or collision of the power supply board and other parts, and the service life of the power supply board and the service life of the table type smoke purifier are prolonged.

In an optional technical solution of this embodiment, the power supply accommodating chamber is fixedly disposed on an outer wall of the volute assembly 300, and an open end of the power supply accommodating chamber abuts against an inner wall of the casing 100.

Specifically, as shown in fig. 1 and fig. 2, when the power supply accommodating chamber is fixedly disposed on the outer wall of the volute assembly 300, the opening of the power supply accommodating chamber is disposed toward the inner wall of the housing 100, and when the volute assembly 300 is fixedly disposed in the housing 100, the opening end of the power supply accommodating chamber abuts against the inner wall of the housing 100; when the power supply accommodating cavity is fixedly arranged on the inner wall of the casing 100, the opening of the power supply accommodating cavity is arranged towards the outer wall of the volute component 300, and when the volute component 300 is fixedly arranged in the casing 100, the opening end of the power supply accommodating cavity is abutted against the outer wall of the volute component 300; the specific arrangement mode is selected according to specific requirements, and the technical purpose that when the volute component 300 is fixedly installed in the housing 100, the power supply accommodating cavity is matched with other components to form a completely closed cavity can be achieved. In this embodiment, the power supply accommodating cavity is fixedly arranged on the outer wall of the volute component 300, during assembly, the power supply board is placed in the power supply accommodating cavity, and then the volute component 300 is fixedly arranged in the shell 100, so that the power supply accommodating cavity and the inner wall of the shell 100 are matched to form a completely closed cavity, the protection effect of the power supply accommodating cavity on the power supply board is improved, liquid accumulation on the power supply board is reduced, and the probability of electric leakage of the power supply board is further reduced.

In an optional technical solution of this embodiment, the desktop smoke purifier further includes a surrounding plate assembly 400, the volute component 300 includes a bottom plate 310 and a vertical plate 320, and the surrounding plate assembly 400 is connected to the bottom plate 310 and the vertical plate 320 respectively to form a power supply accommodating cavity in a surrounding manner.

As shown in fig. 1 and 2, the power supply accommodating chamber may be a chamber on a separate component, and then the separate component is fixedly disposed on the outer wall of the volute assembly 300; may also be configured to couple with the bottom plate 310 and the riser 320 using the enclosure assembly 400 to enclose the power supply receiving cavity. The specific setting mode is selected according to specific requirements, and the technical purpose that the power supply accommodating cavities are relatively independent can be achieved. In this embodiment, adopt bounding wall subassembly 400 to be connected with bottom plate 310 and riser 320 respectively to enclose and establish the mode that sets up that forms the power and hold the chamber, when guaranteeing power strip protecting effect, reduce spare part, thereby reduce cost and reduce desk-top lampblack absorber's space volume, promote the aesthetic property.

In an optional technical solution of this embodiment, the enclosing plate assembly 400 includes a first enclosing plate, a second enclosing plate, and a third enclosing plate;

the first end of the first enclosing plate and the first end of the second enclosing plate are respectively fixedly connected to two ends of the third enclosing plate, the second end of the first enclosing plate and the second end of the first enclosing plate are both fixedly connected to the bottom plate 310, the vertical plate 320 is connected to the bottom plate 310, and the first enclosing plate, the first enclosing plate and the third enclosing plate are all connected to the same side of the third enclosing plate;

the first enclosing plate, the third enclosing plate, the bottom plate 310 and the upright plate 320 are arranged in an enclosing manner to form a power supply accommodating cavity.

Specifically, as shown in fig. 1 and fig. 2, a first end of a first enclosing plate and a first end of a second enclosing plate are respectively and fixedly connected to two ends of a third enclosing plate in a sealing manner, the first enclosing plate, the second enclosing plate and the third enclosing plate are mutually matched to form an enclosing plate assembly 400 with a U-shaped cross section, a second end of the first enclosing plate and a second end of the first enclosing plate are both fixedly connected to the bottom plate 310 in a sealing manner, side walls on the same side of the first enclosing plate, the second enclosing plate and the third enclosing plate are all fixedly connected to the vertical plate 320 in a sealing manner, and the first enclosing plate, the third enclosing plate, the bottom plate 310 and the vertical plate 320 are enclosed to form a power supply accommodating cavity; the power holds the chamber and sets up as the open end from the one end of riser 320, and when spiral case subassembly 300 fixed mounting in shell 100, the open end of power holds the chamber butt in the inner wall of shell 100, makes the power hold the chamber and forms an independent sealed cavity, further promotes the guard action, promotes the safety in utilization.

In the optional technical scheme of this embodiment, bottom plate 310 is located immediately to riser 320, and riser 320 encloses with bottom plate 310 to establish and forms the fan and hold the chamber, and the power holds the chamber and sets up in the lateral wall that the fan held the chamber.

Specifically, as shown in fig. 1 and fig. 2, the vertical plate 320 is a bent plate, the vertical plate 320 is fixed and vertically arranged on the bottom plate 310, and encloses with the bottom plate 310 to form a fan accommodating cavity, a fan of the desktop smoke purifier is installed in the fan accommodating cavity, and an included angle is formed between an open end of the fan accommodating cavity and an open end of the power supply accommodating cavity. Because the power holds the chamber and sets up in the lateral wall that the chamber was held to the fan, the power holds the chamber and holds the chamber with the fan and share partly riser 320, when guaranteeing that the power holds the chamber and holds the chamber in effect separately with the fan, the input of raw and other materials when reducing production, reduction in production cost. In addition, an included angle is formed between the opening end of the fan accommodating cavity and the opening end of the power supply accommodating cavity, and the fan is arranged in the fan accommodating cavity; when spiral case subassembly 300 fixed mounting in shell 100, the power holds the open end in chamber and an inner wall butt of shell 100, and the fan holds the opening in chamber towards other inner walls of shell 100, when guaranteeing that the power holds the chamber leakproofness, guarantees that the oil smoke that gets into in the shell 100 enters into the cigarette machine from the opening that the fan held the chamber smoothly to guarantee that fan, power hold the chamber and the use effect of desk-top clean cigarette machine.

In an optional technical solution of this embodiment, the vertical plate 320 includes two straight line segments and a curved line segment;

the two straight line sections are respectively connected with two ends of the curve section in a smooth transition mode, the two straight line sections, the curve section and the bottom plate 310 are arranged in an enclosing mode to form a fan accommodating cavity, and the power supply accommodating cavity is arranged on the outer side wall of the curve section.

Specifically, as shown in fig. 1 and fig. 2, in this embodiment, the fan is a backward centrifugal fan, and when the backward centrifugal fan works, the oil smoke axially enters the blade space from the fan, and then rotates with the impeller under the driving of the impeller; on the other hand, the energy is improved under the action of inertia, and the impeller leaves the impeller along the radial direction; because the two straight line sections are respectively positioned at the two ends of the curved section and are both connected with the curved section in a smooth transition way, when the oil smoke leaves the impeller along the radius direction, the two straight line sections play a role in guiding the oil smoke and guide the oil smoke to leave the fan accommodating cavity along the extension direction of the two straight line sections; and two straightways are all connected with the curve section in smooth transition, avoid the oil smoke to linger in fan holds the intracavity, further promote the result of use of fan. In addition, the power supply accommodating cavity is arranged on the outer side wall of the curve section, so that the power supply accommodating cavity is prevented from interfering with the fan accommodating cavity, and the using effect is ensured.

In the optional technical scheme of this embodiment, the fan accommodating cavity is provided with an air outlet 321, the air outlet 321 corresponds to the curve section, and the sidewall of the housing 100 is provided with an air outlet 110 corresponding to the air outlet 321.

Specifically, as shown in fig. 1 to fig. 3, the position of the fan accommodating cavity opposite to the curved section is set as an air outlet 321, and an air outlet 110 is disposed on the side wall of the casing 100 corresponding to the air outlet 321. The air current that the fan held the intracavity leaves the fan from air outlet 321 and holds the chamber under the guide effect of two straightways, avoids the oil smoke to linger in the fan holds the intracavity. When the volute component 300 is fixedly installed in the housing 100, the air outlet 321 is opposite to the air outlet 110, and when the oil smoke leaves the impeller along the radius direction, the oil smoke leaves the fan accommodating cavity from the air outlet 321 along two straight line segments; and the oil smoke is discharged out of the shell 100 from the air outlet 110, so that the oil smoke is prevented from staying in the shell 100, and the using effect of the table type range hood is further improved.

In an optional technical solution of this embodiment, the bottom plate 310 is provided with a fan connection port 311, and the fan connection port 311 protrudes in a direction away from the fan accommodating cavity, and is used for mounting a fan.

Specifically, as shown in fig. 1 and 2, the fan connection port 311 is a connection groove, the connection groove protrudes outward from the inside of the fan accommodating cavity, a threaded hole is formed in the bottom wall of the connection groove, and the fan is connected to the connection groove through a threaded connection member, so that the fan is fixedly connected to the fan connection port 311. Because with fan fixed connection in fan connector 311, in the fan motion process, fan connector 311 plays spacing and fixed action to the fan, avoids taking place vibrations or scurry position etc. between fan and the fan connector 311, when reducing the noise, promotes connection stability and safety in utilization. In addition, when the fan is fixedly connected to the fan connecting port 311, a clamping component can be adopted to realize the connection, specifically: a buckle is fixedly arranged on the bottom wall of the fan or the connecting groove, a clamping groove is correspondingly arranged on the bottom wall of the connecting groove or the fan, the clamping groove is clamped with the bayonet, and the fan is fixedly connected to the fan connecting port 311; above two kinds of connected modes can select a setting, also can both mutually support the setting, and concrete set mode is selected according to particular case, can reach fan fixed connection in fan connector 311's technical purpose can.

In an optional technical solution of this embodiment, the bottom plate 310 is further provided with a plurality of ventilation openings 312, and the plurality of ventilation openings 312 are arranged at intervals on the bottom wall of the fan accommodating cavity and are all located around the fan connection port 311.

Specifically, as shown in fig. 1 and fig. 2, a plurality of ventilation openings 312 are arranged on the bottom wall of the fan accommodating cavity, and the ventilation openings 312 are arranged at intervals; when oil smoke enters the fan accommodating cavity, in the process of fan treatment, the fan rotates to drive the volute component 300 to move along with the operation of the fan, so that the volute component 300 generates noise. Because the fan is installed in the diapire that the chamber was held to the fan, the diapire that the chamber was held to the fan setting up a plurality of vents 312 fan at intervals on the diapire that the chamber was held to the fan, the effort that the chamber diapire was held to the fan is used to the fan to a plurality of vents 312 dispersion fans in the operation in-process, reduces the fan and holds the linkage nature between each department on the diapire in chamber, further reduces complete machine noise to promote user experience and feel.

In an optional technical solution of this embodiment, the table type smoke purifier is further provided with a plurality of connectors 500, and the plurality of connectors 500 are disposed between the outer shell 100 and the volute component 300, and are used for fixedly mounting the volute component 300 on the outer shell 100.

Specifically, as shown in fig. 1 and fig. 2, the connection member 500 may be a threaded connection member or a clamping member, specifically, when the connection member 500 is configured as a threaded connection member, threaded holes are provided in the volute component 300 and the housing 100, and corresponding threaded holes are connected by bolts or screws, so as to fixedly connect the volute component 300 in the housing 100; when the connecting piece is arranged as a clamping piece, a buckle is arranged in the volute component 300 or the shell 100, a clamping groove is correspondingly arranged in the shell 100 or the volute component 300, the clamping groove is clamped with the buckle, and the volute component 300 is fixedly connected in the shell 100; the volute assembly 300 may also be fixedly attached within the housing 100 by means of bonding or the like. The specific arrangement is selected according to specific conditions, and the technical purpose of fixedly connecting the volute assembly 300 in the casing 100 can be achieved. In this embodiment, the connecting member 500 is a threaded connecting member, specifically, a plurality of screw posts are uniformly arranged at intervals at one end of the vertical plate 320 away from the bottom plate 310; and a threaded hole corresponding to the screw post is formed in the inner wall of the casing 100, the volute component 300 is fixedly connected in the casing 100, and a screw or a bolt penetrates through the threaded hole and the screw post and is locked, so that the volute component 300 is fixedly installed on the casing 100, and the connection stability and the use safety are further improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A table type smoke purifier, which is characterized by comprising: a housing (100), a power receiving cavity, a power board and a volute assembly (300);

the volute component (300) is fixedly installed in the shell (100), the power supply accommodating cavity is formed in the outer wall of the volute component (300) or the inner wall of the shell (100), and the power supply board is installed in the power supply accommodating cavity.

2. The bench type smoke purifier as recited in claim 1, wherein said power supply accommodating chamber is fixedly arranged on an outer wall of said volute component (300), and an open end of said power supply accommodating chamber abuts against an inner wall of said outer casing (100).

3. The machine of claim 2, further comprising a coaming assembly (400), wherein the volute assembly (300) comprises a bottom plate (310) and a vertical plate (320), and the coaming assembly (400) is connected with the bottom plate (310) and the vertical plate (320) respectively to enclose the power supply accommodating cavity.

4. A bench type range cleaner as claimed in claim 3, wherein said coaming assembly (400) comprises a first coaming, a second coaming and a third coaming;

the first end of the first enclosing plate and the first end of the second enclosing plate are respectively fixedly connected to two ends of the third enclosing plate, the second end of the first enclosing plate and the second end of the first enclosing plate are both fixedly connected to the bottom plate (310), the vertical plate (320) is connected to the bottom plate (310), and the first enclosing plate, the first enclosing plate and the third enclosing plate are all connected to the same side of the third enclosing plate;

the first enclosing plate, the first enclosing plate and the third enclosing plate, and the bottom plate (310) and the upright plate (320) are enclosed to form the power supply accommodating cavity.

5. The bench type cigarette cleaning machine according to claim 3, wherein the vertical plate (320) is erected on the bottom plate (310), the vertical plate (320) and the bottom plate (310) are enclosed to form a fan accommodating cavity, and the power supply accommodating cavity is arranged on the outer side wall of the fan accommodating cavity.

6. The bench type range hood as claimed in claim 5, wherein the riser (320) comprises two straight line segments and one curved line segment;

the two straight line sections are respectively connected with two ends of the curve section in a smooth transition mode, the two straight line sections, the curve section and the bottom plate (310) are arranged in a surrounding mode to form the fan containing cavity, and the power supply containing cavity is arranged on the outer side wall of the curve section.

7. The table type smoke purifier as claimed in claim 6, wherein said fan receiving chamber is provided with an air outlet (321), said air outlet (321) is arranged corresponding to said curved section, and said side wall of said outer casing (100) is provided with an air outlet (110) corresponding to said air outlet (321).

8. The machine as claimed in claim 5, wherein the base plate (310) is provided with a blower attachment port (311), and the blower attachment port (311) protrudes in a direction away from the blower receiving cavity for mounting a blower.

9. The machine as claimed in claim 8, wherein the bottom plate (310) is further provided with a plurality of ventilation openings (312), and the ventilation openings (312) are arranged at intervals on the bottom wall of the fan accommodating cavity and are all positioned around the fan connecting port (311).

10. The bench type range hood according to claim 1, further provided with a plurality of connectors (500), a plurality of said connectors (500) being provided between said outer shell (100) and said volute assembly (300) for fixedly mounting said volute assembly (300) to said outer shell (100).