CN219222551U

CN219222551U - Integrated kitchen range

Info

Publication number: CN219222551U
Application number: CN202223371172.9U
Authority: CN
Inventors: 陈帆; 杨锦文
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-20
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to an integrated kitchen, comprising a kitchen body, a gas inlet and a gas outlet, wherein the kitchen body is provided with an air inlet duct and an air inlet for external flue gas to enter the air inlet duct; the air box assembly is arranged in the machine body and comprises an air box and a fan arranged in the air box, and the air box is communicated with the air inlet duct; the fan comprises an air guide shell and a through-flow impeller arranged in the air guide shell, wherein the air guide shell is provided with a flue gas inlet facing the air inlet duct outlet and a flue gas outlet for discharging air flow entering the air guide shell, and the flue gas inlet and the flue gas outlet are arranged at intervals in the circumferential direction taking the axis of the through-flow impeller as the center. Compared with an integrated cooker adopting a centrifugal fan in the prior art, the integrated cooker has the advantages of uniform air intake, small air intake resistance and low inlet vortex noise.

Description

Integrated kitchen range

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to an integrated kitchen range.

Background

The current integrated kitchen is a kitchen appliance integrating the functions of a smoke absorbing device, a gas kitchen, a sterilizing cabinet, a storage cabinet and the like, and has the advantages of space saving, good smoke exhausting effect, energy saving and environmental protection. The integrated kitchen generally includes organism and locates the bellows device in the organism, and wherein, bellows device includes bellows and locates the fan system in the bellows, and fan system adopts centrifugal fan more.

The fan system of the traditional integrated kitchen is arranged in a way that the air outlet of the fan is downward, and the air outlet of the kitchen cabinet is arranged laterally, for example, the wind box structure is disclosed in a side-suction lower-discharge integrated kitchen with the application number of CN201020589085.9 (the authorized notice number is CN 201875781U). There is also a horizontal straight-line type bellows structure with the air outlet of the fan facing the side directly, such as the chinese patent application No. cn201821091291.X (issued notice No. CN 208720307U) discloses an integrated stove, in which the air outlet of the centrifugal fan and the air flow discharge direction of the bottom air duct are in the same direction, and the straight-line exhaust of the flue gas can be realized without reversing.

The integrated kitchen in above-mentioned patent application, whether centrifugal fan air outlet is down or arrange towards the lateral part, because centrifugal fan axial air inlet, radial air-out's air inlet characteristics's restriction, the air current gets into bellows from the aircraft nose, then bypass fan spiral case reposition of redundant personnel and get into the wind-guiding circle of both sides, reentrant fan, this process is when bypassing fan reposition of redundant personnel and getting into the fan, because the both sides of fan spiral case apart from bellows curb plate is little, the velocity of flow is higher, fan import air current distribution is extremely inhomogeneous, the swirl is more, cause the fan import to flow loss big, eddy noise is big.

Disclosure of Invention

The utility model aims to solve the technical problems of the prior art and provides an integrated kitchen range with uniform air inlet, small air inlet resistance and low inlet vortex noise.

The technical scheme adopted for solving the technical problems is as follows: an integrated stove, comprising a main body and a plurality of cooking chambers,

the machine body is provided with an air inlet channel and an air inlet for external flue gas to enter the air inlet channel;

the air box assembly is arranged in the machine body and comprises an air box and a fan arranged in the air box, and the air box is communicated with the air inlet duct;

the fan comprises an air guide shell and a through-flow impeller arranged in the air guide shell, wherein the air guide shell is provided with a flue gas inlet facing the air inlet duct outlet and a flue gas outlet for discharging air flow entering the air guide shell, and the flue gas inlet and the flue gas outlet are arranged at intervals in the circumferential direction taking the axis of the through-flow impeller as the center.

In order to form the flue gas inlet and the flue gas outlet and simplify the structural consideration of the air guide shell, the air guide shell comprises an air guide annular wall, a first side plate and a second side plate which are oppositely arranged, wherein the air guide annular wall is connected between the first side plate and the second side plate and is of a non-closed annular wall structure, so that an air guide cavity with an opening is formed by surrounding the air guide annular wall together with the first side plate and the second side edge, a volute tongue is further arranged between the first side plate and the second side plate, and the volute tongue is arranged at the opening of the air guide cavity and divides the opening into the flue gas inlet and the flue gas outlet.

As an improvement, in order to adapt to the mode that the integrated kitchen is carrying out the air-out in one of the left and right sides, the axis of through-flow impeller extends along fore-and-aft direction, first curb plate and second curb plate set up in the fore-and-aft direction relatively, the flue gas import of wind-guiding casing up, the flue gas export of wind-guiding casing is towards left side or towards right side arrangement. It is conceivable that when the air outlet of the integrated cooker body is provided at the rear side (i.e., the smoke exhaust flue in the external installation environment is located at the rear side of the integrated cooker body), the axis of the through-flow impeller may also extend in the left-right direction, and correspondingly, the first side plate and the second side plate are oppositely provided in the left-right direction.

In order to better realize the flow guide of the flue gas inlet of the air guide shell and ensure the air inlet quantity, the volute tongue is connected with an upwardly extending guide plate on the side corresponding to the flue gas inlet, and the distance between the part, adjacent to the flue gas inlet, of the annular wall and the guide plate is gradually increased from bottom to top.

In order to ensure the negative pressure of the air guide shell at the smoke inlet and improve the oil smoke absorbing effect, the through-flow impeller is arranged adjacent to the smoke inlet.

As an improvement, the air guide device also comprises a motor arranged on the air guide annular wall, and an output shaft of the motor is connected with the through-flow impeller.

As an improvement, the through-flow impeller comprises a front disk and a rear disk which are arranged oppositely, and blades which are arranged between the front disk and the rear disk at intervals along the circumferential direction.

In order to adapt to the left cooking range and the right cooking range on the machine body, the cooking fume sucking effect of the cooking areas on the left side and the right side is guaranteed, the machine body comprises a cabinet body and a machine head which is arranged on the rear side of the top of the cabinet body and extends upwards, and an air inlet channel and an air inlet are arranged on the machine head.

In order to ensure the smoothness of air supply of the air inlet channel, the problem of increasing flow resistance caused by turning is reduced, and the air inlet channel extends vertically and is arranged along the left-right direction of the machine body.

In order to smoothly guide the air flow in the air inlet duct to the flue gas inlet of the fan, the air box is provided with an air inlet section connected with the outlet of the air inlet duct, and the size of the air inlet section in the left-right direction is gradually reduced from top to bottom.

Compared with the prior art, the utility model has the advantages that: the fan structure with the through-flow impeller is adopted in the integrated kitchen, wherein the flue gas inlet of the air guide shell of the fan is directly towards the outlet of the air inlet duct of the integrated kitchen, namely, is opposite to the incoming flow direction, and when the fan operates, the air flow of the integrated kitchen can directly enter the air guide shell of the fan without turning after entering the bellows, so that the air inlet is more uniform, and compared with the integrated kitchen adopting the centrifugal fan in the prior art, the integrated kitchen has the advantages of uniform air inlet, small air inlet resistance and low inlet vortex noise.

Drawings

Fig. 1 is a schematic perspective view of an integrated kitchen range according to an embodiment of the present utility model;

fig. 2 is a schematic perspective view of a rear side plate of a body of an integrated kitchen range according to an embodiment of the present utility model;

fig. 3 is a vertical sectional view of an integrated cooker of an embodiment of the utility model, taken along the front-rear direction;

FIG. 4 is a schematic perspective view of a bellows assembly according to an embodiment of the present utility model;

FIG. 5 is a vertical cross-sectional perspective view of a bellows assembly of an embodiment of the present utility model taken in a front-to-rear direction;

FIG. 6 is a vertical cross-sectional perspective view of a bellows assembly of an embodiment of the present utility model taken in a left-right direction;

FIG. 7 is a schematic perspective view of a fan according to an embodiment of the present utility model;

FIG. 8 is an exploded view of a blower of an embodiment of the utility model;

FIG. 9 is a cross-sectional view of a fan according to an embodiment of the present utility model taken perpendicular to the axis of the impeller.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

In the description and claims of the present utility model, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Referring to fig. 1-9, an integrated cooking range includes a body 1 and a bellows assembly 2 disposed within the body 1. The machine body 1 comprises a cabinet body 10 and a cooking bench 11 arranged at the top of the cabinet body 10. The top of the cabinet body 10 is a cooking bench 11, and two burner heads 110 which are arranged at left and right intervals are arranged on the cooking bench 11. The cabinet body 10 is provided with a functional box body, wherein the functional box body can be a steam box, an oven, a steaming and baking integrated machine or a sterilizing cabinet, and the like, and can be a conventional storage box body. The bellows assembly 2 is arranged in the machine body 1, in particular at the rear side of the functional box. The cabinet 10 has a top rear side provided with an upwardly extending head 12, the head 12 having a vertically extending air inlet duct 121, the air inlet duct 121 being in communication with the bellows assembly 2.

The air inlet duct 121 on the machine head 12 of this embodiment extends vertically, and is disposed along the left-right direction of the cabinet 10. Specifically, the machine head 12 includes two vertical plates arranged at intervals in front and back, and the air inlet duct 121 is defined between the two vertical plates. The top of the air inlet duct 121 has an air inlet 122, and the bottom has an air outlet. Wherein, the top of the rear side vertical plate is provided with a smoke blocking part 123 extending forwards above the air inlet 122 of the air inlet duct 121, thereby achieving the effect of gathering smoke.

Referring to fig. 4-6, the bellows assembly 2 includes a bellows 20 and a fan 21 disposed within the bellows 20.

The bellows 20 is a square box structure, the top of the bellows 20 is provided with an air inlet section 200 connected with the outlet of the air inlet duct 121, the left and right side walls are provided with openings for discharging flue gas, and in the actual use process, the left and right openings of the bellows 20 are used alternatively, wherein the opening at one side which is not used is blocked.

As can be seen from fig. 6, the dimension of the wind inlet section 200 of the wind box 20 in the left-right direction gradually decreases from top to bottom (i.e., in the direction of the airflow passage), specifically, the interval between the upper portions of the left and right side walls of the wind box 20 gradually decreases from top to bottom. Referring again to fig. 5, the size of the lower portion of the bellows 20 in the front-rear direction is larger than the size of the upper portion in the front-rear direction, specifically, the upper portion of the front side wall of the bellows 20 is inclined forward from top to bottom. The larger size of the lower part of the air box 20 is to meet the space requirement for installing the fan 21, and the smaller size of the upper part of the air box 20 is to be matched and connected with the outlet of the air inlet channel 121 of the machine head 12 (the front-back size of the air inlet channel 121 of the machine head 12 is relatively smaller).

The fan 21 includes a wind guiding housing 22, a through-flow impeller 23 provided in the wind guiding housing 22, and a motor 24 for driving the through-flow impeller 23 to rotate.

The air guiding housing 22 of the present embodiment includes an air guiding annular wall 221, a volute tongue 224, and a first side plate 222 and a second side plate 223 disposed opposite to each other.

The first side plate 222 and the second side plate 223 are arranged at an opposite interval in the front-rear direction. The air guiding annular wall 221 is connected between the first side plate 222 and the second side plate 223, and is of a non-closed annular wall structure, so that the air guiding annular wall 221, the first side plate 222 and the second side edge jointly enclose to form an air guiding chamber with an opening. The through-flow impeller 23 is provided in the air guide chamber.

The volute tongue 224 is an arc-shaped plate structure with a V-shaped cross section, and the front side edge and the rear side edge of the volute tongue are respectively connected with the first side plate 222 and the second side plate 223. Specifically, the volute tongue 224 is disposed at an opening of the air guiding chamber of the air guiding annular wall 221, and divides the opening into a flue gas inlet 226 and a flue gas outlet 227. More specifically, the flue gas inlet 226 of the air guiding annular wall 221 is disposed upward, that is, toward the inlet of the air inlet duct 121, and the flue gas outlet 227 of the air guiding annular wall 221 is disposed toward the left or right, in this embodiment, toward the left. The flue gas inlets 226 and flue gas outlets 227, which are separated by the volute tongue 224, form a circumferentially spaced arrangement centered on the axis of the flow-through impeller 23.

The through-flow impeller 23 of the present embodiment is disposed adjacent to the smoke inlet 226, so that the negative pressure of the air guiding housing 22 at the smoke inlet 226 can be ensured, and the smoke absorbing effect can be improved. In order to better achieve the diversion of the flue gas inlet 226 of the air guiding housing 22 and improve the air intake, the volute tongue 224 of this embodiment is connected with an upwardly extending baffle 225 on the side corresponding to the flue gas inlet 226, wherein the distance between the part of the annular wall adjacent to the flue gas inlet 226 and the baffle 225 gradually increases from bottom to top, specifically, the baffle 225 connected to the volute tongue 224 is inclined from bottom to top, and the part of the annular wall adjacent to the flue gas inlet 226 is inclined from bottom to top to right.

The axis of the through-flow impeller 23 of the present embodiment extends in the front-rear direction. Specifically, the through-flow impeller 23 includes a front disk 231, a rear disk 232, a wheel disk 233, and a plurality of blades 234, wherein the front disk 231 and the rear disk 232 are disposed opposite to each other in the front-rear direction, and the plurality of blades 234 are disposed between the front disk 231 and the rear disk 232 at intervals in the circumferential direction. The motor 24 is arranged on the air guide annular wall 221, and an output shaft of the motor 24 is connected to the front plate 231 through a wheel plate 233.

In this embodiment, a fan structure (similar to a cross-flow fan) with a cross-flow impeller 23 is adopted inside the machine body 1 of the integrated stove, wherein the flue gas inlet 226 of the air guiding shell 22 of the fan 21 is directly towards the outlet of the air inlet duct 121 of the machine body 1, that is, opposite to the incoming flow direction, when the fan 21 operates, the air flow of the integrated stove enters the air box 20 and can directly enter the air guiding shell 22 of the fan 21 without turning, so that the air inlet is more uniform, and compared with the integrated stove adopting the centrifugal fan 21 in the prior art, the integrated stove has the advantages of uniform air inlet, small air inlet resistance and low inlet vortex noise.

Claims

1. An integrated stove, comprising a main body and a plurality of cooking chambers,

the machine body (1) is provided with an air inlet duct (121) and an air inlet (122) for external flue gas to enter the air inlet duct (121);

the air box assembly (2) is arranged in the machine body (1) and comprises an air box (20) and a fan (21) arranged in the air box (20), and the air box (20) is communicated with the air inlet duct (121);

the method is characterized in that: the fan (21) comprises an air guide shell (22) and a through-flow impeller (23) arranged in the air guide shell (22), wherein the air guide shell (22) is provided with a flue gas inlet (226) facing to an outlet of the air inlet duct (121) and a flue gas outlet (227) for discharging air flow entering the air guide shell (22), and the flue gas inlet (226) and the flue gas outlet (227) are arranged at intervals in the circumferential direction taking the axis of the through-flow impeller (23) as the center.

2. The integrated stove of claim 1 wherein: the air guide shell (22) comprises an air guide annular wall (221) and a first side plate (222) and a second side plate (223) which are oppositely arranged, the air guide annular wall (221) is connected between the first side plate (222) and the second side plate (223) and is of a non-closed annular wall structure, so that the air guide annular wall and the first side plate (222) and the second side edge are enclosed together to form an air guide cavity (220) with an opening, a volute tongue (224) is further arranged between the first side plate (222) and the second side plate (223), and the volute tongue (224) is arranged at the opening of the air guide cavity and divides the opening into the flue gas inlet (226) and the flue gas outlet (227).

3. The integrated cooktop of claim 2, wherein: the axis of the through-flow impeller (23) extends along the front-back direction, the first side plate (222) and the second side plate (223) are oppositely arranged in the front-back direction, a flue gas inlet (226) of the air guide shell (22) faces upwards, and a flue gas outlet (227) of the air guide shell (22) faces left or right.

4. The integrated cooktop of claim 3, wherein: the volute tongue (224) is connected with a guide plate (225) extending upwards on the side corresponding to the flue gas inlet (226), and the distance between the part of the annular wall adjacent to the flue gas inlet (226) and the guide plate (225) is gradually increased from bottom to top.

5. The integrated cooktop of claim 3, wherein: the through-flow impeller (23) is arranged adjacent to the flue gas inlet (226).

6. The integrated cooktop of claim 2, wherein: the air guide device further comprises a motor (24) arranged on the air guide annular wall (221), and an output shaft of the motor (24) is connected with the through-flow impeller (23).

7. The integrated cooktop of claim 6, wherein: the through-flow impeller (23) comprises a front disk (231) and a rear disk (232) which are arranged oppositely, and blades (234) which are arranged between the front disk (231) and the rear disk (232) at intervals along the circumferential direction.

8. The integrated cooktop according to any of claims 1-7, wherein: the machine body (1) comprises a cabinet body (10) and a machine head (12) which is arranged at the rear side of the top of the cabinet body (10) and extends upwards, and an air inlet duct (121) and an air inlet (122) are arranged on the machine head (12).

9. The integrated cooktop of claim 8, wherein: the air inlet duct (121) extends vertically and is arranged along the left-right direction of the machine body (1).

10. The integrated cooktop of claim 8, wherein: the bellows (20) is provided with an air inlet section (200) connected with the outlet of the air inlet duct (121), and the size of the air inlet section (200) in the left-right direction is gradually reduced from top to bottom.