CN212252748U - Integrated kitchen with center air curtain and side air curtain - Google Patents

Abstract

The utility model discloses an integrated kitchen with central air curtain and side air curtain, including cabinet somatic part with set up in locomotive portion in cabinet somatic part, locomotive portion has into cigarette portion and is located advance the cigarette portion of leading of cigarette portion below, still include air supply arrangement lead the positive cigarette face of cigarette portion protruding be equipped with lead the vertical central air flue that the cigarette face divides into two, and be located lead the vertical side air flue of cigarette face left and right sides, the relative both sides wall of central air flue is the whirl face that is used for making the rotatory air current that flows through it, central air flue is equipped with the first exhaust hole that at least one row of vertical arrangement and give vent to anger forward and/or each side air flue is equipped with one row of vertical arrangement and give vent to anger forward or towards the second exhaust hole that the whirl face gives vent to anger; the air supply outlet of the air supply device is respectively communicated with the central air passage and/or the two side air passages, so that the oil smoke can be prevented from diffusing and escaping, and the high-efficiency smoke gathering and smoking effect is achieved.

Description

Integrated kitchen with center air curtain and side air curtain

Technical Field

The utility model relates to an integrated kitchen technical field especially relates to a rotatory smoking technique of integrated kitchen.

Background

The integrated cooker is a main tool for collecting oil smoke in a kitchen, and how to improve the suction efficiency of the integrated cooker is always important for the design and research of the integrated cooker. When the traditional integrated cooker inhales, the air-sucking range is a hemispherical area, and air in all directions is inhaled indiscriminately. In this air suction mode, the air flow rate is larger at a position close to the air suction port, and the air flow rate is rapidly reduced at a position far away from the air suction port as the distance from the air suction port increases. Therefore, the air speed at the lowest part of the air inlet is reduced, so that the upward suction force is insufficient, and the air inlet is easily interfered by external factors, such as people walking, a fan or cold air running and other factors disturbing the airflow, so that oil smoke or pollutants are dissipated along with the flowing of the disturbed airflow, and the integrated stove is poor in smoke collecting and smoking effects.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides an integrated kitchen with center gas curtain and side gas curtain, it can form unique spiral air current that makes progress, prevents that the oil smoke diffusion from escaping, reaches the high efficiency and holds together cigarette smoking effect.

According to the integrated kitchen with the central air curtain and the side air curtains, the integrated kitchen is realized through the following technical scheme:

an integrated stove with a central air curtain and side air curtains comprises a cabinet body part and a machine head part arranged on the cabinet body part, wherein an air box device is arranged in the cabinet body part, the machine head part is provided with a smoke inlet part and a smoke guide part positioned below the smoke inlet part, a smoke inlet area is arranged at the bottom of the smoke inlet part, the integrated stove also comprises an air supply device, a vertical central air passage for dividing the smoke guide surface into two parts and vertical side air passages positioned at the left side and the right side of the smoke guide surface are convexly arranged on the smoke guide surface at the front side of the smoke guide part, two opposite side walls of the central air passage are rotational flow surfaces for enabling air flow flowing through the central air passage to rotate, at least one row of first air exhaust holes which are vertically arranged and emit air forwards are arranged, and/or one row of second air exhaust holes which are vertically arranged and emit air forwards or towards the rotational flow surfaces are arranged on each side air; and an air supply outlet of the air supply device is respectively communicated with the central air passage and/or the two side air passages.

In some embodiments, the central air passage extends from the bottom of the smoke guide portion to the bottom surface of the smoke inlet portion and divides the smoke inlet area into two parts, the side wall of the central air passage or the rotational flow surface is an inclined surface or an arc surface extending from the front surface of the smoke guide portion to the front surface of the central air passage, and the cross sectional area of the inclined surface or the arc surface in the horizontal direction is linearly increased from bottom to top.

In some embodiments, the arc surface is curved toward the inside of the central air passage or the outside of the side wall of the central air passage, and the arc length of the arc surface in any horizontal section is a quarter of an arc.

In some embodiments, a transition surface is arranged between two opposite side walls of the central air passage, the transition surface is arranged from bottom to top and inclines forwards, and at least one row of first exhaust holes which are vertically arranged and emit air forwards are arranged on the transition surface.

In some embodiments, the transition surface is a forward-facing and outward-curved arc surface, and a row of the first exhaust holes which are vertically arranged and are exhausted forward are arranged on the arc surface; or the transition surface is a plane, and the left side and the right side of the plane are respectively provided with a row of first exhaust holes which are vertically arranged and give out air forwards.

In some embodiments, the distance L1 between the side air duct and the front face of the smoke guide part is smaller than the minimum distance L2 between the central air duct and the front face of the smoke guide part, and a row of second exhaust holes which are vertically arranged and face the cyclone surface are arranged on the side wall of the side air duct.

In some embodiments, the air duct further comprises a ventilation duct, the top or the side wall of the nose part is provided with a mounting hole, the ventilation duct is arranged in the nose part, an air inlet of the ventilation duct is communicated with the mounting hole, and the central air duct and the two side air ducts are respectively communicated with the ventilation duct; the air supply device comprises an air supply fan, the air supply fan is installed in the installation hole, and an air supply outlet of the air supply fan faces towards the air inlet of the ventilation pipeline.

In some embodiments, the air supply device further includes an air inlet cover, the air inlet cover is provided with a plurality of air inlets through which outside air passes, and the air inlet cover is disposed at the air inlet end of the mounting hole and is flush with the outer end face of the mounting hole.

In other embodiments, the aircraft further comprises a ventilation duct arranged inside the aircraft nose, mounting holes are respectively arranged on the left side and the right side of the top of the aircraft nose or on the two opposite side walls of the top of the aircraft nose, the air outlet end of one of the mounting holes is respectively communicated with the central air duct and the side air duct close to the left through the ventilation duct, and the air outlet end of the other mounting hole is respectively communicated with the central air duct and the side air duct close to the right through the ventilation duct; air supply arrangement's quantity is two, every air supply arrangement includes air supply fan, air supply fan installs in corresponding in the mounting hole and its air supply export orientation correspond air pipe's air intake.

In some embodiments, the center air flue has left air feed way and right air feed way independent each other, left side air feed way with the front of right air feed way is equipped with one row of vertical arrangement respectively and gives vent to anger forward first exhaust hole, just left side air feed way with lean on a left side ventilation pipe intercommunication, right side air feed way with lean on a right side ventilation pipe intercommunication.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the integrated kitchen range of the utility model can form a central air curtain from the gas sprayed out of the central air passage, and form unique spiral upward airflow under the combined cooperation action of the air box device, the central air curtain and the rotational flow surface of the central air passage, thereby preventing the oil smoke from diffusing and escaping and achieving the effect of high-efficiency smoke collection and smoking;

2. the gas sprayed out through the side air channel can form a side air curtain which is discharged towards the rotational flow surface, and the rotary smoke suction effect can be further enhanced.

Drawings

Fig. 1 is a schematic perspective view of an integrated cooker in embodiment 1 of the present invention;

fig. 2 is an exploded view of the integrated cooker in embodiment 1 of the present invention;

fig. 3 is a bottom view of the head unit according to embodiment 1 of the present invention;

fig. 4 is an exploded view of the head unit according to embodiment 1 of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

Example 1

As shown in fig. 1-2, an integrated oven with a central air curtain and a side air curtain of the present embodiment includes a cabinet 100 and a hood 200 disposed on the cabinet 100, wherein a wind box device 2 is disposed in the cabinet 100, the hood 200 has a smoke inlet 11 and a smoke guide 12 located below the smoke inlet 11, a smoke inlet region 111 is disposed at the bottom of the smoke inlet 11, a vertical central air duct 4 dividing the smoke guide 121 into two parts is convexly disposed on the smoke guide 121 on the front surface of the smoke guide 12, and vertical side air ducts 5 located on the left and right sides of the smoke guide 121, two opposite side walls of the central air duct 4 are rotational flow surfaces 41 for rotating airflow passing through the central air duct 4, the central air duct 4 is provided with at least one row of first air vents 401 vertically disposed and emitting air forward, and/or each side air duct 5 is provided with one row of second air vents 501 vertically disposed and emitting air toward the rotational flow surfaces 41, in this embodiment, the central air passage 4 is provided with at least one row of first exhaust holes 401 that are vertically arranged and give vent to anger forward and each side air passage 5 is provided with one row of second exhaust holes 501 that are vertically arranged and give vent to anger towards the whirl face 41, wherein the air current from first exhaust hole 401 spun forms the central air curtain that can drive peripheral air current flow, the air current from second exhaust hole 501 spun forms the side air curtain that can drive peripheral air current flow, turn the rotation after the air current flows to whirl face 41 along leading smoke surface 121 when giving vent to anger towards whirl face 41, strengthen rotatory air current intensity. The bellows device 2 is disposed in the cabinet portion 100 and communicates with the smoke inlet portion 11 of the nose portion 200 for sucking the smoke and forming an upward axial suction force to the swirling gas. The air supply outlet of the air supply device 3 is respectively communicated with the central air passage 4 and the two side air passages 5, and is used for providing outside air to the first exhaust hole 401 and the second exhaust hole 501, wherein the air supply device 3 can be arranged in the cabinet body part 100 and connected with the air box device 2, and is used for supplying air generated by the air box device 2 to the central air passage 4 and the two side air passages 5, or the air supply device 3 and the air box device 2 are coaxially arranged, so that the air supply device 3 and the air box device 2 are simultaneously driven by a motor, the air generated by the work of the air supply device 3 is supplied to the central air passage 4 and the two side air passages 5, or the air supply device 3 is arranged on the cabinet body part 100 or the nose part 200, and the air generated by the air supply device 3 is supplied to the central air passage 4 and.

When the integrated stove works, the air box device 2 and the air supply device 3 are started, the upward axial suction force generated by the air box device 2 drives external air flow and oil smoke to flow into the smoke inlet part 11 of the machine head part 200 from the smoke inlet area 111, then the external air flow and the oil smoke enter the air box device 2, and finally the external air flow and the oil smoke are discharged out of a room from a smoke exhaust pipeline of the integrated stove. The air supply device 3 brings external air into the central air passage 4 and the two side air passages 5, and the external air is sprayed out from the first exhaust holes 401 and the second exhaust holes 501, and due to the air viscosity effect, the air sprayed out from the first exhaust holes 401 forms a central air curtain, so that the oil smoke can be cut into different areas, peripheral air flows can be driven to flow together and generate radial force, the air flows form rotational flow air under the matching action of the rotational flow surface 41, and spiral upward air flows are formed under the matching action of upward axial suction force generated by the air box device 2, so that the oil smoke is upwards and spirally sucked and gathered before diffusion, the oil smoke is prevented from being diffused and escaping, and the rotary smoking effect is improved; the gas ejected from the second exhaust hole 501 can form a side air curtain which is discharged towards the cyclone surface 41, and the gas flows along the smoke guide surface 121 to the cyclone surface 41 and then turns and rotates to form cyclone, so that the strength of the rotating gas flow is further enhanced, and the high-efficiency smoke gathering and smoking effect is enhanced.

The integrated kitchen with center air curtain and side air curtain of this embodiment, its gas that can form center air curtain from first exhaust hole 401 blowout of center air flue 4 to under the cooperation effect jointly of whirl face 41 of bellows device 2, center air curtain and center air flue 4, form unique spiral air current that makes progress, prevent that the oil smoke diffusion from escaping, reach high-efficient cigarette smoking effect of holding together. In addition, the gas ejected from the second gas outlet 501 of the side gas channel 5 can form a side wind curtain which is discharged towards the cyclone surface 41, and the rotary smoking effect can be further enhanced.

Specifically, the smoke guide portion 12 of the nose portion 200 is located at the rear side of the bottom surface of the smoke inlet portion 11 and the back surfaces of the smoke inlet portion and the smoke guide portion are located on the same plane, so that the smoke inlet portion 11 and the smoke guide portion 12 form a 7 shape, and the front side of the bottom surface of the smoke inlet portion 11 is used for preventing smoke from escaping upwards. The smoke intake area 111 is provided on the front side of the bottom surface of the smoke intake portion 11 so that the airflow spirally upward flows into the smoke intake portion 11 through the smoke intake area 111. Preferably, the smoke inlet area 111 is formed by a plurality of smoke inlet holes, so that the smoke inlet area 111 can serve as an oil screen, on one hand, the oil-smoke separation effect can be achieved, on the other hand, the oil screen can be omitted, the assembly process is simplified, and the manufacturing cost is reduced.

Specifically, the wind box device 2 includes a box body 21 and a fan assembly 22, the box body 21 is disposed in the cabinet portion 100 and is communicated with the smoke inlet portion 11 of the nose portion 200, and the fan assembly 22 is installed inside the box body 21 and the air outlet thereof is communicated with the integrated stove smoke exhaust duct. In the present embodiment, the fan assembly 22 is a volute fan assembly.

In this embodiment, the central air passage 4 is vertically disposed at the center of the smoke guiding surface 121 on the front side of the smoke guiding portion 12 and divides the smoke guiding surface 121 into the left smoke guiding surface 121 and the right smoke guiding surface 121 which are symmetrical to each other, and the central air passage 4 extends from the bottom of the smoke guiding portion 12 toward the bottom surface of the smoke inlet portion 11 and divides the smoke inlet area 111 into two parts, so that the left smoke guiding surface 121 and the left smoke inlet area 111 correspond to the pot on the left burner of the integrated cooker, and the right smoke guiding surface 121 and the right smoke inlet area 111 correspond to the pot on the right burner of the integrated cooker, so as to control the working states of the first exhaust hole 401 of the central air passage 4 and the second exhaust holes 501 of the two side air passages 5 according to the specific use conditions of the left and right burners of the integrated cooker, thereby saving energy while ensuring the efficient rotary smoke suction effect.

Specifically, the cross-sectional area of the central air passage 4 in the horizontal direction becomes linearly larger from bottom to top. The lateral wall or the whirl face 41 of central air flue 4 is the inclined plane or the arc surface that extend by leading cigarette portion 12 openly towards central air flue 4 front direction, inclined plane or arc surface are the linear grow from bottom to top at the cross-sectional area of horizontal direction to make left side lead cigarette face 121 and right lead cigarette face 121 all be the linear grow from bottom to top, so under the mating reaction of central air flue 4 lateral wall (be whirl face 41), make the air current form the enhancement of tornado effect, do benefit to and strengthen the spin-on and gather together the oil smoke effect.

Preferably, the side wall or swirl surface 41 of the central air passage 4 is a circular arc surface that is curved toward the inside of the central air passage 4 or curved toward the outside of the side wall of the central air passage 4. More preferably, the side wall or the swirling surface 41 of the central air passage 4 of the present embodiment is an arc surface that is curved toward the inside of the central air passage 4, and the arc length of the arc surface at any horizontal section is a quarter of an arc, so that the best effect of the formed swirling airflow can be ensured, and further the efficiency of the swirling smoking of the integrated stove is ensured.

Specifically, be equipped with transition surface 42 between the relative both sides wall of center air flue 4, transition surface 42 is from lower to upper and incline forward and arrange, so is favorable to increasing the arc length of reducing arc surface in the horizontal direction cross-section, and then does benefit to reinforcing gas turning rotation effect. At least one row of first exhaust holes 401 which are vertically arranged and are exhausted towards the front are arranged on the transition surface 42 so as to cut the oil smoke into at least two areas.

Preferably, the transition surface 42 of this embodiment is a plane, and the left and right sides of the plane are respectively provided with a row of first exhaust holes 401 that are vertically arranged and give vent to the air forward, and the gas that is spouted from two rows of first exhaust holes 401 forms two left and right central air curtains, can cut the oil smoke into three regions on the one hand, on the other hand drives peripheral gas to flow under the adhesion effect to form rotatory air current with the cooperation of the circular-arc whirl face 41 of reducing diameter, the whirl effect of gas that is spouted from the first exhaust holes 401 can be accelerated on the three hand, the spiral upward air current intensity is strengthened.

In other embodiments, the transition surface 42 may also be an arc surface that is curved forward and outward, and a row of first exhaust holes 401 that are vertically arranged and exit forward are disposed on the arc surface.

Specifically, the distance L1 between the side air duct 5 and the front surface of the smoke guiding portion 12 is smaller than the minimum distance L2 between the center air duct 4 and the front surface of the smoke guiding portion 12, and a row of second exhaust holes 501 which are vertically arranged and face the cyclone surface 41 are arranged on the side wall of the side air duct 5, so that the second exhaust holes 501 of the side air duct 5 blow out air towards the cyclone surface 41, i.e. the side wall of the center air duct 4, and form a wall attachment effect towards the cyclone surface 41 along the smoke guiding surface 121, which is beneficial to further accelerating the cyclone air and enhancing the rotary smoking effect.

As shown in fig. 3-4, further, the air conditioner further comprises air ducts 6 arranged inside the nose portion 200, mounting holes 112 are respectively arranged on the left side and the right side of the top of the nose portion 200 or on the two opposite side walls, an air outlet end of one mounting hole 112 is respectively communicated with the central air duct 4 and the air duct 5 near the left side through the air duct 6, and an air outlet end of the other mounting hole 112 is respectively communicated with the central air duct 4 and the air duct 5 near the right side through the air duct 6; the number of the air supply devices 3 is two, each air supply device 3 comprises an air supply fan 31, the air supply fan 31 is installed in the corresponding installation hole 112, and an air supply outlet of the air supply fan faces to an air inlet of the corresponding ventilation pipeline 6. From this, cooperate through two air pipe 6 and two air supply fan 31, through the operating condition who controls two air supply fan 31 respectively, alright realized controlling the operating condition of controlling the second exhaust hole 501 of two side air flue 5 respectively, and then the user of being convenient for controls two air supply fan 31's behavior according to combustor user state about the integrated kitchen.

In this embodiment, two mounting holes 112 are respectively disposed on the left and right sides of the top of the nose portion 200 and located on the left and right outer sides of the bellows device 2, and the upper end face of each mounting hole 112 extends through the top face and the lower end face of the nose portion 200 to the inside of the nose portion 200 so as to be connected with the air inlet of the ventilation duct 6. The ventilation duct 6 comprises an air inlet section and an air outlet section which mutually form an inverted T shape, wherein the air inlet section is communicated with the lower end of the corresponding mounting hole 112, and the two ends of the air outlet section are respectively communicated with the central air passage 4 and the corresponding side air passages 5.

Specifically, the central air passage 4 has a left air supply passage 43 and a right air supply passage 44 which are independent of each other, the front faces of the left air supply passage 43 and the right air supply passage 44 are respectively provided with a row of first exhaust holes 401 which are vertically arranged and exhaust air forward, and the left air supply passage 43 communicates with the air supply outlet of the left air supply fan 31 through a left ventilation duct 6, and the right air supply passage 44 communicates with the right air supply fan 31 through a right ventilation duct 6. From this, through setting up left air feed way 43 and right air feed way 44, thereby make integrated kitchen have the central air curtain of twice independent each other, and lean on left central air curtain and lean on left side air flue 5 to be controlled by leaning on left air supply fan 31, lean on right central air curtain and lean on right side air flue 5 to control through the air supply fan 31 that leans on the right side, and then be convenient for the user according to integrated kitchen about combustor in service condition control both sides spiral air current that makes progress, it is higher to use the flexibility, do benefit to the high efficiency and hold together the cigarette and avoid the energy extravagant.

In the present embodiment, the left air supply passage 43 is formed by enclosing an air supply chamber (not shown) having an opening on one side thereof and the planar transition surface 42 at the left side of the vertical center line provided in the head unit 200, and the right air supply passage 44 is formed by enclosing an air supply chamber (not shown) having an opening on one side thereof and the planar transition surface 42 at the right side of the vertical center line provided in the head unit 200.

Further, every air supply arrangement 3 still includes air inlet cover 32, is equipped with a plurality of inlet ports that supply the external air to pass through on air inlet cover 32, and air inlet cover 32 lid is located the air inlet end of mounting hole 112 and is mutually parallel and level with the outer terminal surface of mounting hole 112, so through addding air inlet cover 32, can prevent that external impurity from entering into mounting hole 112 and air supply fan 31 the inside, and then avoid external impurity to block up first exhaust hole 401 and second exhaust hole 501, guarantee the performance of integrated kitchen. In the present embodiment, the outer end surface of the mounting hole 112 specifically refers to the end of the mounting hole 112 away from the inside of the nose portion 200.

Furthermore, each air supply device 3 further comprises a filter 33, and the filter 33 is installed in the installation hole 112 and located between the air supply fan 31 and the air inlet cover 32, and is used for filtering external impurities, so as to prevent the external impurities from polluting the air supply fan 31, the central air passage 4 and the two side air passages 5 after the integrated kitchen works for a long time, and further prevent the first exhaust hole 401 and the second exhaust hole 501 from being blocked. Preferably, the filter 33 is rectangular, and a plurality of filter holes are formed in the top surface and the bottom surface of the filter 33, so that double filtration can be formed, the filtering effect is improved, the air supply fan 31, the ventilation duct 6, the central air duct 4 and the side air duct 5 are prevented from being polluted, and the usability of the integrated stove is further improved.

Example 2

The present embodiment is different from embodiment 1 in the number of air blowing devices 3 and the structure of the ventilation duct 6. Specifically, the number of the air supply device 3 and the number of the ventilation duct 6 are both one, and a mounting hole 112 is provided at the top or the side wall of the nose portion 200, and the air supply device 3 is mounted at the mounting hole 112. The ventilation duct 6 is arranged inside the nose part 200, the air inlet of the ventilation duct is communicated with the mounting hole 112, the central air duct 4 and the two side air ducts 5 are respectively communicated with the ventilation duct 6, and therefore the situation that the second exhaust holes 501 of the two side air ducts 5 and the first exhaust holes 401 of the central air duct 4 are sprayed out can be achieved only by matching one air supply device 3 and one ventilation duct 6, and manufacturing cost reduction is facilitated.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (10)

1. The integrated stove with the central air curtain and the side air curtains comprises a cabinet body part (100) and a machine head part (200) arranged on the cabinet body part (100), wherein a fan box device (2) is arranged in the cabinet body part (100), the machine head part (200) is provided with a smoke inlet part (11) and a smoke guide part (12) positioned below the smoke inlet part (11), a smoke inlet area (111) is arranged at the bottom of the smoke inlet part (11), the integrated stove is characterized by further comprising an air supply device (3), a vertical central air passage (4) dividing the smoke guide surface (121) into two parts and vertical side air passages (5) positioned at the left side and the right side of the smoke guide surface (121) are convexly arranged on the smoke guide surface (121) at the front side of the smoke guide part (12), a rotary flow surface (41) for enabling air flow flowing through the central air passage (4) to rotate is arranged relatively, at least one row of first air exhaust holes (401) which are vertically arranged and exhaust air forwards and/or each air outlet is arranged on two side walls of the central air passage (4) The side air channel (5) is provided with a row of second exhaust holes (501) which are vertically arranged and exhaust air towards the rotational flow surface (41); and an air supply outlet of the air supply device (3) is respectively communicated with the central air passage (4) and/or the two side air passages (5).

2. The integrated cooker with the central air curtain and the side air curtains according to claim 1, wherein the central air flue (4) extends from the bottom of the smoke guide part (12) to the bottom surface of the smoke inlet part (11) and divides the smoke inlet area (111) into two parts, and the side wall or the rotational flow surface (41) of the central air flue (4) is a slope or a circular arc surface extending from the front surface of the smoke guide part (12) to the front surface of the central air flue (4), and the cross-sectional area of the slope or the circular arc surface in the horizontal direction is linearly increased from bottom to top.

3. The integrated cooker with central air curtain and side air curtain as claimed in claim 2, characterized in that the arc surface is curved towards the inside of the central air flue (4) or towards the outside of the side wall of the central air flue (4), and the arc length of the arc surface in any horizontal section is a quarter of an arc.

4. Integrated cooker with central and side air curtains according to claim 2, characterized in that between the opposite side walls of the central air duct (4) there is a transition surface (42), said transition surface (42) being arranged from bottom to top and inclined forward, on said transition surface (42) there being at least one row of said first venting holes (401) arranged vertically and venting forward.

5. The integrated cooker with central air curtain and side air curtains according to claim 4, characterized in that the transition surface (42) is a curved surface which is curved forwards and outwards, on which a row of the first exhaust holes (401) which are vertically arranged and exit forwards is arranged; or the transition surface (42) is a plane, and a row of first exhaust holes (401) which are vertically arranged and exhaust forward are respectively arranged on the left side and the right side of the plane.

6. The integrated cooker with central air curtain and side air curtain as claimed in claim 1, wherein the distance L1 between the side air flue (5) and the front face of the smoke guide part (12) is smaller than the minimum distance L2 between the central air flue (4) and the front face of the smoke guide part (12), and a row of second exhaust holes (501) which are vertically arranged and face the cyclone surface (41) are arranged on the side wall of the side air flue (5).

7. The integrated cooker with the central air curtain and the side air curtains as claimed in any one of claims 1 to 6, further comprising a ventilation duct (6), wherein the top or the side wall of the nose portion (200) is provided with a mounting hole (112), the ventilation duct (6) is arranged inside the nose portion (200) and the air inlet of the ventilation duct is communicated with the mounting hole (112), the central air duct (4) and the two side air ducts (5) are respectively communicated with the ventilation duct (6); air supply arrangement (3) are including air supply fan (31), air supply fan (31) install in mounting hole (112) and its air supply export orientation the air intake of air pipe (6).

8. The integrated cooker with the central air curtain and the side air curtains as claimed in claim 7, wherein the air supply device (3) further comprises an air inlet cover (32), a plurality of air inlets for passing the outside air are arranged on the air inlet cover (32), and the air inlet cover (32) is arranged at the air inlet end of the mounting hole (112) and is flush with the outer end surface of the mounting hole (112).

9. The integrated stove with the central air curtain and the side air curtains as claimed in any one of claims 1 to 6, further comprising ventilation ducts (6) arranged inside the head part (200), wherein mounting holes (112) are respectively arranged on the left side and the right side or the two opposite side walls of the top of the head part (200), the air outlet end of one of the mounting holes (112) is respectively communicated with the central air duct (4) and the side air duct (5) close to the left through the ventilation duct (6), and the air outlet end of the other mounting hole (112) is respectively communicated with the central air duct (4) and the side air duct (5) close to the right through the ventilation duct (6); the quantity of air supply arrangement (3) is two, every air supply arrangement (3) are including air supply fan (31), air supply fan (31) install in corresponding in mounting hole (112) and its air supply export orientation correspond the air intake of air pipe (6).

10. An integrated kitchen range with central air curtain and side air curtain according to claim 9, characterized in that, the central air flue (4) has left air feed way (43) and right air feed way (44) independent of each other, the front of left air feed way (43) and right air feed way (44) is equipped with one row of vertical layout respectively and gives vent to the front first exhaust hole (401), just left air feed way (43) and left side ventilation pipe (6) communicate, right air feed way (44) and right side ventilation pipe (6) communicate.

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