CN112984582A

CN112984582A - Smokeless stove

Info

Publication number: CN112984582A
Application number: CN202110231500.6A
Authority: CN
Inventors: 施立伟
Original assignee: Shenzhen Kanglingdun Intelligent Kitchen Equipment Co Ltd
Current assignee: Shenzhen Kanglingdun Intelligent Kitchen Equipment Co Ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-06-18

Abstract

The embodiment of the invention provides a smokeless stove, which comprises: the upper part of the shell is arranged in an open manner; a middle space for radiating heat of the heating module is further arranged in the shell, the middle space penetrates through the shell to be communicated with the outside, and the middle space divides the shell to form an upper space and a lower space; the connecting air channel penetrates through the middle space to communicate the upper space with the lower space so as to form a smoking channel; the heating module is characterized by further comprising a lifting support piece, and the lifting support piece is used for driving the heating module to lift. In the scheme, the lifting support piece can drive the heating module to lift, so that the lifting of the lifting support piece can be adjusted for pots with different depths, and the heating surface of the heating module is attached to the bottom of the pot, so that heating is smoothly completed; therefore, the pot is suitable for more pots, and better generalization is realized.

Description

Smokeless stove

Technical Field

The invention relates to the field of smokeless stove structures, in particular to a smokeless stove.

Background

The hot pot is one of the food which is originally created in China, and is also a catering mode which is suitable for people of all ages and is popular with people, but the hot pot needs a large amount of oil and needs to be heated, so that a large amount of oil smoke can be adhered to a client after the hot pot is eaten, the client has a thick oil smoke smell, and the dining experience of the client is greatly influenced.

In order to reduce the oil smoke smell on the body of a client, a smokeless stove is provided, the oil smoke smell on the body of the client can be reduced by absorbing the oil smoke emitted when the hot pot boils in advance, and the use experience of the client is improved.

However, the existing smokeless stoves are customized according to the requirements of customers, and the customized smokeless stoves can only meet the requirements of the customers who put forward the requirements; in practice, however, the requirements and equipment of different customers may be different, for example, the depth of the pot used by different customers may be different. The customized smokeless stove adopts a customized fixed structure, cannot be flexibly adjusted, cannot meet the requirements of other customers, and brings inconvenience to the manufacture and use of products.

Therefore, at present, a more universal smokeless stove is urgently needed, and the stove can meet the needs and requirements of more clients.

Disclosure of Invention

In view of the above, the present invention aims to overcome the defects in the prior art and provide a smokeless stove.

The invention provides the following technical scheme:

the embodiment of the invention provides a smokeless stove, which comprises: the device comprises a shell, an upper part space, a middle part space and a lower part space are sequentially arranged in the shell from top to bottom; the middle space is used for radiating heat for the heating module, and the middle space penetrates through the shell to be communicated with the outside; a connecting air channel is further arranged in the shell and penetrates through the middle space to communicate the upper space with the lower space so as to form a smoking channel; the heating module is characterized by further comprising a lifting support piece, and the lifting support piece is used for driving the heating module to lift.

In a specific embodiment, the smokeless kitchen range further comprises a pot ring, wherein the pot ring comprises an outer ring and an inner ring, the outer ring is used for being placed on a table top matched with the smokeless kitchen range, the inner ring is provided with a gas suction hole, and the bottom of the pot ring is arranged in an open manner; the connecting air duct is communicated with the bottom of the pan ring to form a smoking channel.

In a specific embodiment, the table plate is placed on the shell, a pot placing hole for placing a pot body is formed in the position, opposite to the heating module, of the table plate, the outer ring of the pot ring is placed on the edge of the pot placing hole, and the bottom of the table plate is used for forming the smoking channel.

In a specific embodiment, the sidewall of the pan-holding hole is used to form a smoking channel.

In a specific embodiment, the opening of the connecting air duct above the middle space is opposite to the opening of the shell.

In a specific embodiment, the lifting support comprises an upper support plate, a lower support plate and a connecting cylinder arranged in a hollow manner; the upper support plate, the lower support plate and the inner wall of the shell are used for forming the middle space, the heating module is positioned between the upper support plate and the lower support plate, an upper through hole and a lower through hole which are connected with the connecting cylinder are respectively arranged on the upper support plate and the lower support plate, and the connecting cylinder is connected with the upper through hole and the lower through hole to form the connecting air duct; and heat dissipation holes are formed in the inner wall of the shell corresponding to the middle space.

An exposure hole is also formed in the upper supporting plate; the heating surface of the heating module is exposed out of the exposure hole.

In a specific embodiment, at least one of the upper support plate and the lower support plate is slidable relative to the housing to lift and lower the heating module.

In a specific embodiment, the lower support plate is fixed on the shell, the connecting cylinder is arranged in a telescopic manner, and the heating module is connected to the upper support plate, so that the upper support plate can drive the heating module to move up and down.

In a particular embodiment, the connecting cylinder is provided with stabilizing structure for stabilizing the relative position between the upper support plate and the lower support plate.

In a particular embodiment, the connector barrel comprises: a lower barrel and an upper barrel; the bottom of the lower cylinder is connected with the lower through hole, and the stabilizing structure comprises an external thread arranged on the outer side of the lower cylinder; the inner side of the upper cylinder is provided with internal threads, and the top of the upper cylinder is connected with the upper through hole; the upper cylinder is connected with the lower cylinder through the threaded connection of the internal thread and the external thread.

In a specific embodiment, the portable electronic device further comprises two vertical partition plates which are arranged oppositely and located above the lower support plate, the vertical partition plates are fixed on two opposite sides of the shell, the upper support plate is located between the two vertical partition plates, the edge of the upper support plate is attached to the two vertical partition plates, and the upper support plate, the lower support plate, the vertical partition plates and the shell jointly form the middle space.

In a specific embodiment, a table plate is arranged above the shell, a pot placing hole is formed in the table plate, the vertical partition plate is located on the outer side of the pot placing hole in the vertical direction in the orthographic projection mode, and the bottom of the inward side, opposite to the vertical partition plate, of the table plate is used for forming the smoking channel.

In a specific embodiment, the heat dissipation holes are located on the casing opposite to the vertical partition.

In a particular embodiment, the upper portion of the housing is flush with the upper portion of the vertical partition.

The embodiment of the invention has the following advantages:

the oil smoke passageway that the smokeless kitchen in this scheme is used for adsorbing the oil smoke is open setting, and when specifically using, is independent separately between table and the casing, places the table on the casing when needs, and the table lid is located the opening of casing and is used. The middle space in the shell is isolated from other spaces, and the middle space is penetrated by the connecting air duct, so that the upper part and the lower part which are separated by the middle space are communicated, and the oil smoke of the chafing dish can flow downwards through the middle space. It will be appreciated that the connecting duct is part of the smoking passage. Because the casing top is open setting, and the table lid is located the table top, like this table, conch wall and middle part space three enclose and synthesize a relative confined space for form the smoking passageway. It should be understood that the table plate is provided with a pot placing hole, and oil smoke enters the table plate, the shell wall and the middle space from the pot placing hole to form a relatively closed space. Therefore, a smoking channel with a specific structure is not required to be arranged on the smokeless stove, and the table plate becomes a part of the smoking channel. Through setting up like this, can be so that smokeless kitchen's structure is simpler, when changing the pot body and table simultaneously, because the part at casing and table contact does not have the smoking passageway of specific structure, directly with change just can, need not to adjust the smoking access structure that corresponds of smokeless kitchen basically for the smokeless kitchen just can be suitable for the pot body of more specifications, and need not to change whole smokeless kitchen.

Meanwhile, in the scheme, the lifting support piece can drive the heating module to lift, so that the lifting of the lifting support piece can be adjusted for pots with different depths, and the heating surface of the heating module is attached to the bottom of the pot, so that heating is finished smoothly; therefore, the pot is suitable for more pots, and better generalization is realized.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible and comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 shows a schematic half-section of a partial structure of a smokeless stove;

FIG. 2 is a half-sectional view showing a partial structure of a smokeless range from another view;

FIG. 3 shows a schematic structural view of a smokeless range;

FIG. 4 shows a half-section schematic view of a middle rim of a smokeless stove;

FIG. 5 shows a schematic structural view of a smokeless range in a specific application state;

FIG. 6 shows a schematic half-section of a smokeless stove in a specific application state;

fig. 7 shows a schematic half-section of a smokeless stove in another specific application state.

Description of the main element symbols:

1-a shell; 11-heat dissipation holes;

2-a lifting support; 21-a connecting cylinder; 22-an upper support plate; 221-exposure hole; 23-lower support plate;

3-a pot ring; 31-an inner ring; 311-suction holes; 32-outer ring;

4-a table board; 5-heating the module; 6-vertical partition.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the templates herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Embodiment 1 of the present invention discloses a smokeless range, as shown in fig. 1, 2, and 3, including: the device comprises a shell 1, wherein an opening is formed above the shell 1; an upper space, a middle space and a lower space are sequentially arranged in the shell 1 from top to bottom; the middle space is used for radiating heat for the heating module 5, penetrates through the shell 1 and is communicated with the outside, and the middle space divides the shell 1 to form an upper space and a lower space; the connecting air duct penetrates through the middle space to communicate the upper space with the lower space; the heating device further comprises a lifting support part 2, and the lifting support part 2 is used for driving the heating module 5 to lift.

Specifically, including the functional module of present general smokeless kitchen in the smokeless kitchen main part, if be used for absorbing the pump drainage subassembly of flue gas, specific can set up in the lower part of smokeless kitchen main part etc. and pump drainage subassembly is specific can include a fan etc. and the fan provides the negative pressure for the wind channel to inhale gas. The smokeless stove is also provided with a shell 1, the upper part of the shell 1 is open, a middle space and a connecting air channel are arranged in the shell 1, the specific middle space is used for radiating heat for the heating module 5, the specific heating module 5 can be an induction cooker, for example, and the middle space is isolated in the shell 1, but the middle space penetrates through the shell 1 and can be communicated with the outside, so that independent heat radiation of the heating module 5 can be realized; the space in the housing 1 is divided into upper and lower spaces based on the presence of the middle space and based on the position above or below the middle space. And the connecting air duct penetrates through the middle space to communicate the upper space and the lower space.

The smoke suction channel is used for passing through the oil smoke of the hot pot, the connecting air channel belongs to one part of the smoke suction channel, and the oil smoke of the hot pot is absorbed from the opening and flows through the connecting air channel to reach the lower part of the shell 1. The smoking passage and the intermediate space are two separate spaces.

The oil smoke channel that the smokeless stove in this scheme is used for adsorbing the oil smoke is open setting, and when specifically using, is independent separately between table 4 and the casing 1, places table 4 on casing 1 when needing, and table 4 lid is located the opening of casing 1 and is used. The middle space in the shell 1 is isolated from other spaces, and the middle space is penetrated by the connecting air duct, so that the upper part and the lower part which are separated by the middle space are communicated, and the oil smoke of the chafing dish can flow downwards through the middle space. It will be appreciated that the connecting duct is part of the smoking passage. Because the upper part of the shell 1 is open, and the table plate 4 is covered on the table plate 4, the shell wall and the middle space enclose a relatively closed space for forming a smoking channel. It should be understood that the table plate 4 is provided with a pot placing hole, and oil smoke enters the table plate 4, the shell wall and the middle space from the pot placing hole to form a relatively closed space. Therefore, a smoking channel with a specific structure is not required to be arranged on the smokeless stove, and the table plate 4 becomes a part of the smoking channel. Through setting up like this, can be so that smokeless kitchen's structure is simpler, when changing the pot body and table 4 simultaneously, because there is not the smoking passageway of specific structure in the part of casing 1 and table 4 contact, directly with trade just can, need not to adjust the smoking access structure that corresponds of smokeless kitchen basically for the smokeless kitchen just can be suitable for the pot body of more specifications, and need not to change whole smokeless kitchen.

In addition, consider the depth of pot not to be uniform, in order to be suitable for more different pots, still be provided with lift support piece 2 in this scheme, drive heating module 5 through lift support piece 2 and go up and down to this, under specific application environment, through heating module 5's lift, can control the heating surface of heating module 5 and the bottom laminating of the pot body, with this realization heat smoothly.

The smokeless stove in this scheme can be suitable for different customers' the pot body and table 4, and the suitability is wider, and the cost of manufacture is lower, and it is more convenient to use. Further, as shown in fig. 4 and 5, the smokeless kitchen range further comprises a pot ring 3, wherein the pot ring 3 comprises an outer ring 32 and an inner ring 31, the outer ring 32 is used for being placed on a table plate 4 used with the smokeless kitchen range in a matching manner, the inner ring 31 is provided with a gas suction hole 311, and the bottom of the pot ring 3 is open; the connecting air duct is communicated with the bottom of the pan ring 3 to form a smoking channel.

The specific pot ring 3 is used for placing a pot body, the specific shape can be square or circular, the pot ring consists of an outer ring 32 and an inner ring 31, the top of the outer ring 32 is connected with the top of the inner ring 31, and the inner ring 31 is provided with a suction hole 311 for sucking oil smoke, water vapor and the like of the placed pot body, so that the oil smoke of the hot pot firstly enters the pot ring 3 through the suction hole 311, then downwards enters a space surrounded by the table plate 4, the shell 1 and the middle space along the pot ring 3, and then downwards flows through a connecting air channel.

The outer ring 32 is placed on the table plate 4 and used for placing the whole pot ring 3 on the table plate 4; the bottom of the outer ring 32 and the lower part of the inner ring 31 are arranged in an open manner, so that the connecting air duct is communicated with the bottom of the pot ring 3, and the bottom of the pot ring 3 is communicated with the air suction holes 311 to form a smoking channel together.

Further, as shown in fig. 5 and 6, the table plate 4 is placed on the housing 1, a pot placing hole for placing a pot body is formed at a position opposite to the heating module 5 of the table plate 4, the outer ring 32 of the pot ring 3 is placed on the edge of the pot placing hole, and the bottom of the table plate 4 is used for forming the smoking channel.

Under specific application scenario, as shown in fig. 7, a table plate 4 is placed on a shell 1, a pot placing hole is formed in the table plate 4, an outer ring 32 of a pot ring 3 is placed at the edge of the pot placing hole from top to bottom, and the bottom of the table plate 4 is used for forming a smoking channel together with the shell 1.

Further, put and be used for placing pot circle 3 on the pot hole, and outer lane 32 of pot circle 3 is put on putting the border of pot hole, therefore the oil smoke steam that the pot body produced etc. gets into pot circle 3 via suction hole 311, follow-up from the bottom of pot circle 3 outflow, and this wherein, can be via putting the lateral wall of pot hole, the lateral wall of putting the pot hole from this also is used for constituteing the smoking passageway.

Wherein, the opening of the connecting air duct above the middle space is over against the opening of the shell 1. That is, after the table board 4 is placed on the housing 1, the opening of the connecting air duct above the middle space is directly opposite to the bottom of the table board 4, and the connecting air duct is not shielded before connecting the bottom of the table board 4.

Example 2

Embodiment 2 of the present invention is based on embodiment 1, and as shown in fig. 1, further discloses that the lifting support member 2 includes an upper support plate 22, a lower support plate 23, and a connecting cylinder 21 arranged in a hollow manner.

The upper support plate 22, the lower support plate 23 and the inner wall of the housing 1 are used for forming the middle space, the heating module 5 is located between the upper support plate 22 and the lower support plate 23, the upper support plate 22 and the lower support plate 23 are respectively provided with an upper through hole and a lower through hole which are connected with the connecting cylinder 21, and the connecting cylinder 21 is connected with the upper through hole and the lower through hole to form the connecting air duct; and heat dissipation holes 11 are formed in the inner wall of the shell 1 corresponding to the middle space.

It should be understood herein that the upper through hole is disposed opposite to the table plate 4 when the table plate 4 is placed on the housing 1.

At least one of the upper support plate 22 and the lower support plate 23 is slidable relative to the housing 1 to move the heating module 5 up and down. The upper supporting plate 22 is further provided with an exposing hole 221; the exposure hole 221 is exposed on the heating surface of the heating module 5.

Specifically, the upper support plate 22 is located at the upper portion of the lower support plate 23, and the edges of the upper support plate 22 and the lower support plate 23 can be connected to the inner wall of the housing 1, so that the space surrounded by the upper support plate 22, the lower support plate 23 and the inner wall of the housing 1 forms a middle space. The heating module 5 is positioned between the upper support plate 22 and the lower support plate 23, so that the middle space is facilitated, and the heat dissipation is fully performed; for better heat dissipation, it is necessary to communicate with the external space, and for this reason, heat dissipation holes 11 are formed on the inner wall of the housing 1 corresponding to the middle space, and heat exchange with the external space is performed through the heat dissipation holes 11, thereby dissipating heat.

In addition, an upper through hole is formed in the upper supporting plate 22, a lower through hole is formed in the lower supporting plate 23, the upper through hole and the lower through hole are respectively connected with the connecting cylinder 21, and the connecting cylinder 21, the upper through hole and the lower through hole are used for forming a connecting air duct.

In a specific embodiment, the lower support plate 23 is fixed to the housing 1, the connecting cylinder 21 is telescopically arranged, and the heating module 5 is connected to the upper support plate 22, so that the upper support plate 22 can drive the heating module 5 to move up and down.

Specifically, the border of below backup pad 23 and the inner wall fixed connection of casing 1, top backup pad 22 passes through connecting cylinder 21 with below backup pad 23 and is connected, based on connecting cylinder 21, can realize top backup pad 22 oscilaltion, and then drives heating module 5 and reciprocates.

In a particular embodiment, the connecting cylinder 21 is provided with stabilizing structure for stabilizing the relative position between the upper support plate and the lower support plate. Specifically, the relative positions of the upper support plate 22 and the lower support plate 23 can be fixed by the arrangement of the stabilizing structure, and the function of stably supporting the upper support plate 22 is achieved.

In a particular embodiment, the connector barrel 21 comprises: a lower barrel and an upper barrel; the bottom of the lower cylinder is connected with the lower through hole, and the stabilizing structure comprises an external thread arranged on the outer side of the lower cylinder; the inner side of the upper cylinder is provided with internal threads, and the top of the upper cylinder is connected with the upper through hole; the upper cylinder is connected with the lower cylinder through the threaded connection of the internal thread and the external thread. Specifically, the lower cylinder and the upper cylinder are connected through threads, lifting is achieved through rotation based on threaded connection, and fixing of the relative position between the lower cylinder and the upper cylinder can be achieved at any time based on tight fitting of the lower cylinder and the upper cylinder during threaded connection, and the upper supporting plate 22 is started to be fixed and supported.

Example 3

Embodiment 3 of the present invention further discloses, on the basis of embodiment 2, as shown in fig. 2, fig. 3, and fig. 6, that the present invention further includes a vertical partition plate 6 located above the lower support plate 23, the vertical partition plate 6 is fixed to the housing 1, at least a part of the edge of the upper support plate 22 abuts against the inner side of the vertical partition plate 6, and the upper support plate 22, the lower support plate 23, the vertical partition plate 6, and the housing 1 together constitute the middle space.

At least one of the upper support plate 22 and the lower support plate 23 is slidable relative to the housing 1 to drive the heating module to move up and down.

In the present embodiment, the middle space is composed of the outside of the vertical partition 6, the lower side of the upper support plate 22, the lower support plate 23, and the housing 1 together; meanwhile, the inner side of the vertical partition plate 6 and the upper side of the upper supporting plate 22 are also used for forming a smoking channel. By such an arrangement, the space in the middle is relatively increased, and the space of the smoking passage above the housing 1 is reduced. The part with the increased middle space is the part connected with the shell 1, so that the shell 1 is provided with larger heat dissipation holes, and better heat dissipation of the heating module 5 can be realized. Meanwhile, the space of a smoke suction channel above the shell 1 is reduced, so that the oil smoke of the hot pot can be better sucked. In a specific embodiment, a table plate 4 is placed above the shell 1, the table plate 4 is provided with a pot placing hole, the vertical partition plate 6 is located on the outer side of the pot placing hole in the vertical direction orthographic projection, and the bottom of one inward side of the table plate 4 relative to the vertical partition plate 6 is used for forming the smoking channel.

It is specific, because vertical baffle 6 is used for forming the middle part space, and vertical baffle 6 is provided with table 4 with the top of casing 1, be provided with on the table 4 and put the pot hole, and put the pot hole and be used for placing pot circle and pot body, also involve the smoking passageway, because the smoking passageway needs to be spaced apart from the middle part space, consequently vertical baffle 6 need on the vertical direction with put the pot hole and do not have the intersection, consider actual smokeless kitchen environment, establish vertical baffle 6 and place pot hole in the outside of vertical direction orthographic projection, the pot body of the size of difference like this all can be very convenient put into to the pot hole, vertical baffle 6 can not form the interference to the placing of the pot body, just so can the different pot bodies of adaptation, guarantee the commonality of smokeless kitchen.

Specifically, when part of the edge of the upper support plate 22 is attached to the vertical partition plate 6, the heat dissipation space is isolated from the housing 1 by the upper support plate 22, the lower support plate 23 and the vertical partition plate 6 respectively connecting to the housing 1. In other embodiments, the upper supporting plate 22 may not be connected to the housing 1, the vertical partition 6 is disposed in a circular shape and directly surrounds the upper supporting plate 22, and at this time, the edge of the upper supporting plate 22 is completely attached to the vertical partition 6.

In a specific embodiment, to facilitate heat dissipation, the heat dissipation holes 11 are located on the housing 1 opposite to the vertical partition 6.

Further, the edge of the upper supporting plate 22 is attached to the inner wall of the housing 1, so that the sealing performance of the middle space and the isolation between the middle space and the smoking channel are better ensured, and mutual influence is avoided.

The upper part of the shell is flush with the upper part of the vertical clapboard. This automatically separates the central space from the smoking path when the table 4 is placed on the housing 1.

In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.

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.

The above examples are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. A smokeless range, comprising: the device comprises a shell, an upper part space, a middle part space and a lower part space are sequentially arranged in the shell from top to bottom; the middle space is used for radiating heat for the heating module, and the middle space penetrates through the shell to be communicated with the outside; a connecting air channel is further arranged in the shell and penetrates through the middle space to communicate the upper space with the lower space so as to form a smoking channel; the heating module is characterized by further comprising a lifting support piece, and the lifting support piece is used for driving the heating module to lift.

2. The smokeless stove according to claim 1, further comprising a pot ring, wherein the pot ring comprises an outer ring and an inner ring, the outer ring is used for being placed on a table top used with the smokeless stove, the inner ring is provided with a suction hole, and the bottom of the pot ring is open; the connecting air duct is communicated with the bottom of the pot ring.

3. The smokeless stove of claim 2 wherein the table is placed on the housing, a pot placing hole for placing a pot body is formed at the position of the table, which is opposite to the heating module, the outer ring of the pot ring is placed at the edge of the pot placing hole, and the bottom of the table is used for forming the smoking channel.

4. The smokeless range of claim 3 wherein the sidewall of the pot-holding hole is used to form a smoking passage.

5. The smokeless range of claim 1 wherein an opening of said connecting duct above said intermediate space is directly opposite to an opening of said housing.

6. The smokeless stove of one of claims 1-2 wherein the lifting support comprises an upper support plate, a lower support plate, and a connecting cylinder arranged in a hollow manner,

the upper support plate, the lower support plate and the inner wall of the shell are used for forming the middle space, the heating module is positioned between the upper support plate and the lower support plate, an upper through hole and a lower through hole which are connected with the connecting cylinder are respectively arranged on the upper support plate and the lower support plate, and the connecting cylinder is connected with the upper through hole and the lower through hole to form the connecting air duct; and heat dissipation holes are formed in the inner wall of the shell corresponding to the middle space.

7. The smokeless range of claim 6 wherein said upper support plate is further provided with an exposure hole; the heating surface of the heating module is exposed out of the exposure hole.

8. The smokeless range of claim 6 wherein at least one of said upper support plate and said lower support plate is slidable relative to said housing to move said heating module up and down.

9. The smokeless range of claim 8 wherein said lower support plate is fixed to said housing, said connecting cylinder is telescopically arranged, and said heating module is connected to said upper support plate so that said upper support plate can move said heating module up and down.

10. The smokeless stove of claim 9 wherein the connecting cylinder is provided with stabilizing structure for stabilizing the relative position between the upper support plate and the lower support plate.

11. The smokeless stove of claim 10 wherein the connecting cylinder comprises: a lower barrel and an upper barrel; the bottom of the lower cylinder is connected with the lower through hole, and the stabilizing structure comprises an external thread arranged on the outer side of the lower cylinder; the inner side of the upper cylinder is provided with internal threads, and the top of the upper cylinder is connected with the upper through hole; the upper cylinder is connected with the lower cylinder through the threaded connection of the internal thread and the external thread.

12. The smokeless stove according to any one of claims 9-11 further comprising a vertical partition above the lower support plate, wherein the vertical partition is fixed to the housing, at least a portion of the edge of the upper support plate abuts against the inner side of the vertical partition, and the upper support plate, the lower support plate, the vertical partition and the housing together form the middle space.

13. The smokeless stove according to claim 12, wherein a table is disposed above the housing, the table is provided with a pot hole, the vertical partition is located outside the pot hole in the vertical orthographic projection, and the bottom of the inward side of the table relative to the vertical partition is used for forming a smoking channel.

14. The smokeless range of claim 12 wherein said louvers are located on said housing directly opposite said vertical partition.

15. The smokeless stove of claim 12 wherein an upper portion of said housing is flush with an upper portion of said vertical partition.