CN215523413U - Range hood for soil stove - Google Patents

Abstract

The utility model relates to a range hood for a soil stove, which comprises a range hood device with a smoke inlet and a smoke outlet, and is characterized in that: the oil fume suction device is provided with a fume inlet cavity which extends basically vertically, the fume inlet is positioned at the lower part of the fume inlet cavity, and the fume outlet is arranged on the side wall of the upper part of the oil fume suction device and communicated with the fume inlet cavity. The oil fume suction device is embedded in a wall body vertically arranged on the soil stove, so that oil fume generated in a kitchen can be sucked and exhausted, the air in the kitchen can be purified, and the healthy and clean kitchen environment can be improved for a user; in addition, the smoke outlet is arranged at the upper side part of the oil smoke suction device, so that the distance between the smoke outlet and the flue can be greatly shortened, the construction difficulty is low, the integral structure is reasonable, the oil smoke discharge path is short, and the improvement of the smoke discharge effect is facilitated.

Description

Range hood for soil stove

Technical Field

The utility model relates to an oil fume suction structure, in particular to a range hood for a soil stove, which can be suitable for burning firewood and getting fire in rural areas.

Background

At present, a large amount of soil stoves are still used in rural areas for cooking, so that the indoor pollution is serious, the ventilation condition is great, users are full of oil smoke, and a clean and healthy cooking mode is urgently needed. The existing range hood is mainly used in a kitchen of a town suite, is arranged on a wall above a table top of a cabinet or is directly packaged in the cabinet, and is matched with an oil smoke channel to realize smoke exhaust. And because the range hood has a large volume, the range hood is difficult to be applied to kitchens still using soil stoves in rural areas.

Chinese invention patent application No. CN109780609A (application No. CN201910196519.4) discloses a structure, which comprises a smoke suction box body arranged indoors, a smoke exhaust fan fixedly arranged on an outdoor wall body through a bolt, and a connecting pipeline, wherein the connecting pipeline connects the smoke suction box body and the smoke exhaust fan which are mutually separated; the smoking box includes the base frame, set up the opening on the base frame back, be located opening connecting plate on one side, be located two inboard fixed columns on the side of base frame, be located two inboard magnet pieces on the side of base frame, and rotate the panel of bridging on the fixed column and adsorbing on the magnet piece on one side.

The range hood is 6cm in thickness, occupies a small space, is suitable for rural kitchens, is limited by an exhaust structure and an installation position, is only suitable for corner cookers, and cannot be suitable for cooking ranges which are independent of kitchen walls and located in the kitchen and soil cookers. In addition, the air outlet of the existing range hood is generally positioned at the top of the shell, the air outlet and the flue are connected through a corrugated pipe bent by 90 degrees, the corrugated pipe needs to occupy a very large installation space, and the corrugated pipe is difficult to be suitable for installing rural range hood equipment on the premise of keeping attractive appearance.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the utility model is to provide a range hood for a soil stove, which has a function of absorbing oil smoke so as to improve the healthy and clean kitchen environment for users, aiming at the current situation of the prior art.

The second technical problem to be solved by the utility model is to provide a range hood for a soil stove, which can greatly shorten the distance between a smoke outlet and a flue so as to facilitate installation, aiming at the current situation of the prior art.

The technical scheme adopted by the utility model for solving at least one technical problem is as follows: the utility model provides a range hood for soil kitchen, is including having the range hood device of advancing smoke mouth and exhaust port, its characterized in that: the range hood is provided with a smoke inlet cavity extending basically vertically, the smoke inlet is positioned at the lower part of the smoke inlet cavity, and the smoke outlet is arranged at the upper part of the range hood and communicated with the smoke inlet cavity.

Preferably, the smoke exhaust port is arranged on the side wall of the upper part of the oil fume suction device.

In the existing range hood, the smoke exhaust port is generally arranged at the top, and in the range hood, as the smoke exhaust device is embedded in a wall body, if the smoke exhaust port is still arranged at the top, the oil smoke needs to be led out through the corrugated pipe, and the corrugated pipe occupies a large space after being bent, so that the construction difficulty is high; the smoke exhaust port is arranged at the side part of the oil smoke suction device, oil smoke can be directly led out through the oil smoke channel (which can be a part of a chimney), the construction difficulty is low, the integral structure is reasonable, the oil smoke exhaust path is short, and the improvement of the smoke exhaust effect is facilitated.

Preferably, the range hood device is provided with a vertically extending smoke inlet, the smoke inlet is positioned at the lower part of the smoke inlet, and the smoke outlet is positioned at the top or upper part of the smoke inlet. The smoke inlet cavity extending vertically can be thinner, so that the smoke inlet cavity can be embedded in a wall body for installation.

Preferably, the range hood device is provided with a front side plate and a rear side plate which are arranged at intervals from front to back, and the part of the rear side plate corresponding to the smoke inlet is gradually inclined forwards from top to bottom to form a smoke guide surface. Because the smoke inlet cavity is a vertically arranged cavity body and the smoke inlet is arranged vertical to the smoke inlet cavity, the airflow enters the smoke inlet cavity through the smoke inlet and needs to turn 90 degrees, vortex is easy to generate, the effect of oil smoke absorption is influenced, and noise is generated.

Preferably, an oil guide gap is formed between a rear side plate part and a front side plate part which vertically extend from the bottom edge of the smoke guide surface, the bottom of the oil guide gap is connected with a frustum pyramid guide sleeve with the width gradually reduced from top to bottom, and the oil cup is located below the guide sleeve. The structure is beneficial to improving the oil collecting effect.

Preferably, the range hood further comprises a first side plate and a second side plate which can be enclosed together with the front side plate and the rear side plate to form a smoke inlet cavity, the first side plate and the second side plate are arranged oppositely, and the upper part of the first side plate is a guide plate which is gradually inclined towards the central part of the range hood from bottom to top. By adopting the structure, after the oil smoke enters the smoke inlet cavity from the smoke inlet, the oil smoke gathers because the width of the smoke inlet cavity is gradually narrowed, so that the oil smoke can smoothly and intensively flow out from the smoke exhaust hole, and a better oil smoke suction effect is achieved; meanwhile, oil drops accumulated on the guide plate can slide down along the inclined plane, so that the problem that the oil drops directly drop is avoided; in addition, the space outside the guide plate can be used for installing the corrugated pipe, so that the space of the installation cavity is fully utilized.

Preferably, the smoke exhaust port is opened on the guide plate. The structure is favorable for stably discharging the flue gas and avoiding the generation of vortex.

Preferably, the upper region of the second side plate is inclined from bottom to top towards the central part of the range hood device, and a push rod assembly for driving the smoke baffle plate to turn is arranged outside the inclined region. Above-mentioned tilt region can play and hold together the cigarette effect to mutually support with the guide plate, further strengthen holding together the cigarette effect, thereby improve the oil extraction cigarette effect.

Preferably, the push rod assembly comprises a motor, a push rod and a rotating arm, the motor is constrained on the inner wall surface of the range hood device, the push rod can be vertically and telescopically connected to the output end of the motor, the first end of the rotating arm is rotatably connected with the lower end of the push rod, the second end of the rotating arm is connected with the rear wall surface of the range hood baffle, and the middle of the rotating arm is rotationally constrained on the inner wall surface of the range hood device close to the smoke inlet.

In each of the above schemes, the range hood further includes a power assembly for providing a smoke exhaust power for the smoke exhaust device, and the power assembly is in fluid communication with the smoke exhaust device.

Preferably, the power assembly and the oil fume suction device are separately arranged, an air suction opening of the power assembly is connected with an exhaust opening of the oil fume suction device through a flow guide pipeline, and the power assembly is provided with an air exhaust opening. Because the power assembly is very big, separately arrange power assembly and oil absorption cigarette device, be convenient for install power assembly in other positions, for example, can install power assembly in the chimney of soil kitchen or on the second floor above the kitchen, not only be convenient for assemble, also can the noise reduction.

Compared with the prior art, the utility model has the advantages that: the oil fume suction device is embedded in a wall body vertically arranged on the soil stove, so that oil fume generated in a kitchen can be sucked and exhausted, the air in the kitchen can be purified, and the healthy and clean kitchen environment can be improved for a user; in addition, the smoke outlet is arranged at the upper side part of the oil smoke suction device, so that the distance between the smoke outlet and the flue can be greatly shortened, the construction difficulty is low, the integral structure is reasonable, the oil smoke discharge path is short, and the improvement of the smoke discharge effect is facilitated.

Drawings

FIG. 1 is a schematic view illustrating an assembled structure of a cooking bench, a ceiling, and a range hood according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

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

fig. 4 is a schematic structural diagram of a range hood device in an embodiment of the utility model;

FIG. 5 is a schematic view of the structure of FIG. 4 from another angle;

FIG. 6 is another cross-sectional view of an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 6, the range hood for the soil kitchen in the embodiment is suitable for rural kitchen, the cooking bench 1 is located at the central part of the kitchen, namely, is not in contact with the wall of the kitchen, the wall body 2 which is vertically arranged is arranged on the cooking bench 1, and when the range hood is used, the front side of the wall body 2 is used for cooking, and firewood is added at the rear side.

The range hood for the soil kitchen of the embodiment comprises a range hood device 3 which can be embedded in a wall body 2, wherein a smoke inlet 301 is formed in the front side wall of the range hood device 3, and an oil cup 8 is installed at the bottom of the range hood device 3.

In this embodiment, as shown in fig. 3 and 4, the side of the range hood 3 is provided with an exhaust port 31, and the wall 2 is provided with a smoke channel 41 connected to the exhaust port 31 for exhausting the smoke to the outside. In the existing range hood, the smoke exhaust port 31 is generally arranged at the top, but in the embodiment, as the smoke exhaust device 3 is embedded in the wall body 2, if the smoke exhaust port 31 is still arranged at the top, the oil smoke needs to be led out through the corrugated pipe, and the corrugated pipe occupies a large space after being bent, so that the construction difficulty is high; in this embodiment, the smoke exhaust port 31 is provided at a side portion of the oil smoke exhaust device 3, and can be connected to the oil smoke passage 41 (a portion isolated from the chimney 4) through the short bellows 5 to exhaust the oil smoke, so that the construction difficulty is low, the overall structure is reasonable, the oil smoke exhaust path is short, and the improvement of the smoke exhaust effect is facilitated.

The range hood 3 has a vertically extending smoke inlet chamber 30, a smoke inlet 301 communicated with the smoke inlet chamber 30 is opened on the front side wall of the range hood 3, and a smoke outlet 31 is opened on the side wall of the upper part of the range hood 3. The vertically extending smoke inlet chamber 30 may be made thinner to fit within the wall 2 for installation.

The range hood 3 has a front side plate 32 and a rear side plate 33 which are arranged at a distance from each other, and the portion of the rear side plate 33 corresponding to the smoke inlet 301 is inclined forward gradually from top to bottom to form a smoke guide surface 331. Because the smoke inlet cavity 30 of this embodiment is vertical arrangement's cavity and smoke inlet 301 advances the smoke inlet cavity 30 perpendicularly and arranges, the air current gets into smoke inlet cavity 30 through smoke inlet 301 and need carry out 90 degrees turns, produces the vortex easily, influences the oil absorption cigarette effect, produces the noise, sets up above-mentioned flue gas water conservancy diversion face 331, can guide the oil smoke trend, avoids or reduces the vortex and produces, improves oil absorption cigarette effect, noise reduction. An oil guide gap 34 is formed between the rear side plate 33 and the front side plate 32 which vertically extend from the bottom edge of the flue gas guide surface 331, the bottom of the oil guide gap 34 is connected with a frustum pyramid-shaped guide sleeve 35 with the width gradually decreasing from top to bottom, and the oil cup 8 is located below the guide sleeve 35.

The range hood 3 of this embodiment further includes a first side plate 36a and a second side plate 36b that can be enclosed together with the front side plate 32 and the rear side plate 33 to form the smoke inlet chamber 30, the first side plate 36a and the second side plate 36b are disposed opposite to each other, the first side plate 36a is disposed close to the smoke passage 41, and the upper portion of the first side plate 36a is a guide plate 361 that is inclined gradually from bottom to top toward the central portion of the range hood 3.

By adopting the structure, after the oil smoke enters the smoke inlet cavity 30 from the smoke inlet 301, the oil smoke gathers due to the whole gradually narrowed width of the smoke inlet cavity 30, so that the oil smoke can smoothly and intensively flow out from the smoke exhaust port 31, and a better oil smoke suction effect is achieved; meanwhile, oil drops accumulated on the guide plate 361 can slide down along the inclined plane, so that the problem that the oil drops directly drop is solved; in addition, the space outside the guide plate 361 can be used for installing the corrugated pipe 5, so that the space of the installation cavity is fully utilized, and the corrugated pipe 5 is used for connecting the smoke exhaust port 31 with the oil smoke channel 41, so that the oil smoke is exhausted.

In this embodiment, the smoke discharge port 31 is opened in the flow guide plate 361. The upper part of the guide plate 361 extends from front to back, so that the thickness of the top of the smoke inlet cavity 30 in the front-back direction is larger than the width of the lower part of the smoke inlet cavity, and the smoke outlet 31 is arranged at the upper part of the guide plate 361.

The upper region of the second side plate 36b is gradually inclined from bottom to top toward the center of the range hood 3, and a push rod assembly 91 for driving the smoke barrier 9 to turn is provided outside the inclined region 362. The push rod assembly 91 comprises a motor 911, a push rod 912 and a rotating arm 913, the motor 911 is constrained on the inner wall surface of the range hood device 3, the push rod 912 can be vertically and telescopically connected to the output end of the motor 911, the first end of the rotating arm 913 is rotatably connected with the lower end of the push rod 912, the second end of the rotating arm 913 is connected with the rear wall surface of the smoke baffle 9, and the middle of the rotating arm 913 is rotationally constrained on the inner wall surface of the range hood device 3 close to the smoke inlet 301. The inclined area 362 can play a role in gathering smoke and is matched with the guide plate 361 to further strengthen the smoke gathering effect, so that the smoke exhaust effect is improved; meanwhile, the outer side of the inclined region 362 may also be used to mount the push rod assembly 91, thereby improving space utilization.

The range hood of this embodiment further comprises a power assembly 7 for providing a smoke exhaust power for the smoke exhaust device 3, and the power assembly 7 is in fluid communication with the smoke exhaust device 3. The power assembly 7 of the present embodiment is disposed separately from the range hood 3, and the power assembly 7 is disposed above the ceiling 100 of the kitchen, so that the noise generated by the power assembly 7 can be prevented from affecting users in the kitchen. The power assembly 7 is accommodated in the chimney 4 of the cooking bench 1, and the arrangement mode not only can reasonably utilize the assembly space, but also can further reduce the noise.

Specifically, the power assembly 7 is accommodated in the flue gas passage 41, and the periphery of the power assembly 7 is provided with a heat insulation film. The flue gas flowing through the chimney 4 has a high temperature, which may adversely affect the power module 7, and the arrangement of the flue gas channel 41 and the heat insulation film is beneficial to improving the operation stability of the power module 7. The air suction opening 71 of the power assembly 7 is arranged downwards, and the air exhaust opening 72 is arranged upwards, so that the smoke flowing direction in the power assembly 7 is consistent with the air flowing direction in the chimney 4, the oil smoke formation is favorably shortened, and the oil smoke exhaust effect is improved.

Directional terms such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion and/or be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

Claims (10)

1. A range hood for a soil stove, includes a range hood device (3) having a smoke inlet (301) and a smoke outlet (31), characterized in that: the range hood device (3) is provided with a smoke inlet cavity (30) which extends basically vertically, the smoke inlet (301) is positioned at the lower part of the smoke inlet cavity (30), and the smoke outlet (31) is arranged at the upper part of the range hood device (3) and communicated with the smoke inlet cavity (30).

2. The range hood for the earth stove according to claim 1, wherein: the smoke exhaust port (31) is arranged on the side wall of the upper part of the oil fume suction device (3).

3. The range hood for the earth stove according to claim 1, wherein: the range hood (3) is provided with a front side plate (32) and a rear side plate (33) which are arranged at intervals from front to back, and the part of the rear side plate (33) corresponding to the smoke inlet (301) is gradually inclined forwards from top to bottom to form a smoke guide surface (331).

4. The range hood for the earth stove according to claim 3, wherein: an oil guide gap (34) is formed between the rear side plate (33) and the front side plate (32) which vertically extend from the bottom edge of the smoke guide surface (331), the bottom of the oil guide gap (34) is connected with a frustum-shaped guide sleeve (35) with the width gradually reduced from top to bottom, and an oil cup (8) is arranged below the guide sleeve (35).

5. The range hood for the earth stove according to claim 3, wherein: the range hood device (3) is further provided with a first side plate (36a) and a second side plate (36b) which can be enclosed together with the front side plate (32) and the rear side plate (33) to form a smoke inlet cavity (30), the first side plate (36a) and the second side plate (36b) are arranged oppositely, and the upper portion of the first side plate (36a) is a guide plate (361) which is gradually inclined towards the central portion of the range hood device (3) from bottom to top.

6. The range hood for the earth stove according to claim 5, wherein: the smoke exhaust port (31) is arranged on the guide plate (361).

7. The range hood for the earth stove according to claim 5, wherein: a smoke baffle plate (9) for opening or closing the smoke inlet (301) is arranged at the smoke inlet (301) in a turnable manner, an inclined area (362) is formed by gradually inclining the upper area of the second side plate (36b) from bottom to top to the central part of the oil smoke suction device (3), and a push rod assembly (91) for driving the smoke baffle plate (9) to turn is arranged outside the inclined area (362).

8. The range hood for the earth stove according to claim 7, wherein: the push rod assembly (91) comprises a motor (911), a push rod (912) and a rotating arm (913), the motor (911) is constrained on the inner wall surface of the oil fume suction device (3), the push rod (912) can be vertically and telescopically connected to the output end of the motor (911), the first end of the rotating arm (913) is rotationally connected with the lower end of the push rod (912), the second end of the rotating arm is connected with the rear wall surface of the fume baffle plate (9), and the middle of the rotating arm (913) is rotationally constrained on the inner wall surface of the oil fume suction device (3) close to the fume inlet (301).

9. The range hood for the earth stove according to any one of claims 1 to 8, wherein: and the power assembly (7) is used for providing smoke exhaust power for the smoke exhaust device (3), and the power assembly (7) is communicated with the smoke exhaust device (3) in a fluid mode.

10. The range hood for the earth stove according to claim 9, wherein: the power assembly (7) and the oil fume suction device (3) are separately arranged, an air suction opening (71) of the power assembly (7) is connected with an exhaust opening (31) of the oil fume suction device (3) through a flow guide pipeline, and the power assembly (7) is provided with an air exhaust opening (72).

Images