CN213019798U - Smoke exhaust ventilator - Google Patents

Abstract

The utility model relates to an oil absorption cigarette equipment field particularly, relates to a range hood. The range hood comprises a fume collecting hood and two fume guide plates; two main smoke inlets are formed in the smoke collection cover and are respectively used for being arranged opposite to the two cookers; two smoke deflector all install on the collection cigarette cover, and two smoke deflector are used for sheltering from two main cigarette inlets respectively, and every smoke deflector homoenergetic is opened to the messenger corresponds main cigarette inlet and opens. The utility model provides a range hood, the difficult emergence escape of oil smoke, oil absorption cigarette effect preferred.

Description

Smoke exhaust ventilator

Technical Field

The utility model relates to an oil absorption cigarette equipment field particularly, relates to a range hood.

Background

At present, range hood is all installed to many culinary art occasions to improve the culinary art environment, promote culinary art person's experience degree.

Two cooking utensils about range hood's below is generally provided with, two oil smoke emergence sources about range hood's below exists promptly, however, current range hood's main mouth of admitting fume all sets up the intermediate position in collection smoke chamber, leads to the marginal area velocity of flow of collection smoke chamber left and right sides lower to, the marginal area negative pressure of collection smoke chamber left and right sides is lower, and suction is less, and then, the marginal area oil smoke escape problem of the left and right sides is more serious.

In summary, it is an urgent technical problem to be solved by those skilled in the art how to overcome the above-mentioned defects of the existing range hood.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a range hood to alleviate the more serious technical problem of oil smoke escape that range hood among the prior art exists.

The utility model provides a range hood, including collection petticoat pipe and two smoke deflector.

Two main smoke inlets are formed in the smoke collection cover and are respectively used for being arranged opposite to the two cookers; two the smoke deflector is all installed on the collection cigarette cover, and two the smoke deflector is used for sheltering from two respectively the main inlet, every the smoke deflector homoenergetic is opened, so that correspond the main inlet is opened.

Preferably, as an embodiment, the smoke guide plate has a connecting side and a swinging side which are oppositely arranged, and the connecting side is rotatably matched with the smoke collecting hood through a rotating shaft.

Preferably, as an implementable mode, the smoke guide plate is provided with a cavity, the part of the smoke guide plate close to the swing side is provided with an auxiliary smoke inlet, the connecting side of the smoke guide plate is provided with a transition smoke inlet, and the auxiliary smoke inlet and the transition smoke inlet are both communicated with the cavity.

When the smoke guide plate is opened in place, the smoke guide plate is vertically arranged, the auxiliary smoke inlet faces towards the corresponding stove, and the transition smoke inlet faces towards the corresponding main smoke inlet.

Preferably, as an implementation mode, a fan is installed in the cavity, and the fan is used for driving the oil smoke to flow from the auxiliary smoke inlet to the transition smoke inlet.

Preferably, as an implementation manner, the rotating shaft extends along a front-rear direction of the range hood.

Preferably, as an embodiment, the axis of the rotating shaft is parallel to the top surface of the fume collecting hood.

Preferably, as an implementation manner, the auxiliary smoke inlet is formed in a plate surface of the smoke guide plate facing the main smoke inlet, and a distance exists between the auxiliary smoke inlet and a cavity wall of the cavity on the swing side.

The rotating shaft is of a cylindrical structure and is communicated with the cavity, and the rotating shaft can guide dirty oil in the cavity into an oil cup of the range hood.

Preferably, as an embodiment, when the smoke deflector is closed, the lower cavity wall of the cavity is inclined downward from the swing side toward the connection side.

Preferably, as an embodiment, the rotating shaft is communicated with the internal cavity of the smoke collecting hood.

Preferably, as an implementation mode, the rotating shaft is fixedly connected with the smoke guide plate, and the rotating shaft is in running fit with the smoke collecting hood.

The smoke collecting cover is fixedly provided with a driving device, the driving device is in transmission connection with the rotating shaft, and the driving device is used for driving the smoke guide plate to rotate.

Preferably, as an implementation mode, the number of the driving devices is two, and the two driving devices respectively drive the two smoke guide plates to rotate.

The utility model provides a range hood's beneficial effect is:

the utility model provides a range hood which comprises a smoke collecting hood and two smoke guide plates, wherein, two main smoke inlets are arranged on the smoke collecting hood, and the two main smoke inlets are respectively used for being arranged opposite to two cooking utensils; two smoke deflector all install on the collection cigarette cover, and two smoke deflector are used for sheltering from two main cigarette inlets respectively to, when smoke deflector closed, the inside structure relative with main cigarette inlet of range hood or the filter screen that covers in main cigarette inlet department can not expose, be convenient for promote range hood's pleasing to the eye degree. In addition, every leads the cigarette board homoenergetic to open, makes the main mouth of cigarette that advances that corresponds open to make the oil smoke can follow the wind channel system that open main mouth of cigarette got into range hood.

After the range hood is installed, the two main smoke inlets on the smoke collecting hood are respectively arranged opposite to the left and right cookers, namely the left main smoke inlet is arranged opposite to the left cooker, and the right main smoke inlet is arranged opposite to the right cooker.

When oil smoke is absorbed, which smoke guide plate is opened can be selected according to the using condition of the cooker, for example: when the left cooker is used, the smoke guide plate on the left side can be opened, and the smoke guide plate on the right side is kept closed, so that a negative pressure area can be concentrated above the left cooker which is being used, and a negative pressure range is reduced, therefore, under the condition that the power of the range hood is unchanged, the suction force of oil smoke on the left cooker can be improved, and the problem of oil smoke escape can be further relieved; similarly, when the cooker on the right side is used, the smoke guide plate on the right side can be opened, and the smoke guide plate on the left side is kept closed, so that the negative pressure area can be concentrated above the cooker on the right side in use, and therefore, under the condition that the power of the range hood is unchanged, the suction force of oil smoke on the cooker on the right side can be improved, and the problem of oil smoke escape can be relieved.

Therefore, the utility model provides a range hood, the difficult emergence of oil smoke is escaped, inhales oil smoke effect preferred.

Drawings

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

Fig. 1 is a schematic view of a three-dimensional structure of a range hood according to an embodiment of the present invention when two smoke guide plates are closed;

fig. 2 is a schematic view of a three-dimensional structure of the range hood implemented and provided by the present invention when the left smoke guide plate is closed and the right smoke guide plate is opened;

fig. 3 is an exploded view of a part of the structure of the range hood provided by the embodiment of the present invention;

fig. 4 is a sectional view of the range hood provided by the embodiment of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

fig. 6 is a cross-sectional view of another viewing angle of the range hood provided in the embodiment of the present invention;

fig. 7 is an enlarged view of a portion B in fig. 6.

Icon:

100-a smoke collecting hood; 110-main smoke inlet;

200-a smoke guide plate; 210-a cavity; 220-auxiliary smoke inlet; 230-transition mouthpiece;

300-a rotating shaft;

400-a fan;

500-oil cup;

600-filter screen.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Referring to fig. 1 and fig. 2, the present embodiment provides a range hood, which includes a smoke collecting hood 100 and two smoke guide plates 200, wherein the smoke collecting hood 100 is provided with two main smoke inlets 110, and the two main smoke inlets 110 are respectively used for being arranged opposite to two ranges; the two smoke guide plates 200 are both installed on the smoke collecting hood 100, and the two smoke guide plates 200 are respectively used for shielding the two main smoke inlet 110, so that when the smoke guide plates 200 are closed, the structure inside the range hood opposite to the main smoke inlet 110 or the filter screen 600 covering the main smoke inlet 110 cannot be exposed, and the attractiveness of the range hood is improved conveniently. In addition, each smoke guide plate 200 can be opened to open the corresponding main smoke inlet 110, so that the oil smoke can enter the air duct system of the range hood from the opened main smoke inlet 110.

After the range hood is installed, the two main smoke inlets 110 on the smoke collecting hood 100 are respectively arranged opposite to the left and right cookers, that is, the left main smoke inlet 110 is arranged opposite to the left cooker, and the right main smoke inlet 110 is arranged opposite to the right cooker.

When oil smoke is absorbed, which smoke guide plate 200 is opened can be selected according to the using condition of the cooker, for example: when the left cooker is used, the smoke guide plate 200 on the left side can be opened, and the smoke guide plate 200 on the right side is kept closed, so that a negative pressure area can be concentrated above the left cooker which is being used, the negative pressure range is reduced, the suction force of oil smoke on the left cooker can be improved under the condition that the power of the range hood is not changed, and the problem of oil smoke escape can be further relieved; similarly, when the cooker on the right side is used, the smoke guide plate 200 on the right side can be opened, and the smoke guide plate 200 on the left side is kept closed, so that the negative pressure area can be concentrated above the cooker on the right side in use, and therefore, under the condition that the power of the range hood is unchanged, the suction force of the oil smoke on the cooker on the right side can be improved, and the problem of oil smoke escape can be relieved.

Therefore, the range hood provided by the embodiment has the advantages that the oil smoke is not easy to escape, and the oil smoke absorption effect is better.

Specifically, referring to fig. 1 to 3, the smoke guide plate 200 has a connecting side and a swinging side which are oppositely arranged, the connecting side is rotatably engaged with the smoke collecting hood 100 through the rotating shaft 300, when the smoke guide plate 200 needs to be opened, the smoke guide plate 200 can be driven to rotate around the rotating shaft 300 until the smoke guide plate 200 rotates to a target position, and in the process, the swinging side can swing up and down along with the smoke guide plate 200.

Referring to fig. 2, 4 and 5, the smoke guide plate 200 may be configured to have a cavity 210, an auxiliary smoke inlet 220 is formed at a position of the smoke guide plate 200 close to the swing side, a transition smoke inlet 230 is formed at the connecting side of the smoke guide plate 200, and both the auxiliary smoke inlet 220 and the transition smoke inlet 230 are communicated with the cavity 210, so that the airflow can flow between the auxiliary smoke inlet 220 and the transition smoke inlet 230 through the cavity 210 (the flow direction of the smoke is indicated by an arrow in fig. 4); when the smoke guide plate 200 is opened in place, the smoke guide plate 200 is vertically arranged, the auxiliary smoke inlet 220 faces the corresponding kitchen range, and the transition smoke inlet 230 faces the corresponding main smoke inlet 110, so that a certain negative pressure is formed at the auxiliary smoke inlet 220 under the action of the negative pressure at the main smoke inlet 110, and part of the oil smoke generated by the kitchen range can flow towards the auxiliary smoke inlet 220 of the smoke guide plate 200 under the action of the negative pressure at the auxiliary smoke inlet 220, enters the cavity 210 of the smoke guide plate 200 through the auxiliary smoke inlet 220, and then sequentially passes through the transition smoke inlet 230 and the main smoke inlet 110 and enters the air duct system of the range hood; meanwhile, other part of the oil smoke generated by the kitchen range can directly flow towards the main smoke inlet 110 under the negative pressure action of the main smoke inlet 110, and enters the air duct system of the range hood through the main smoke inlet 110.

It should be noted that when the smoke guide plate 200 is opened in place, not only a certain blocking effect can be achieved on the oil smoke, but also the auxiliary smoke inlet 220 which is submerged can enable negative pressure to be submerged, so that the problem that the oil smoke escapes in the rising process can be solved, and the oil smoke absorption effect is improved.

Further, referring to fig. 4 and 5, a fan 400 may be installed in the cavity 210 of the smoke guide plate 200 to drive the oil smoke in the cavity 210 to flow from the auxiliary smoke inlet 220 to the transition smoke inlet 230 by using the fan 400, so that the negative pressure at the auxiliary smoke inlet 220 is higher, the suction force is higher, and the absorption effect on the oil smoke may be improved, and meanwhile, the air pressure at the transition smoke inlet 230 is higher, so that the oil smoke in the cavity 210 may flow to the main smoke inlet 110 more smoothly, thereby reducing the escape of the oil smoke and improving the oil smoke absorption effect.

Referring to fig. 1 to 3, the rotating shaft 300 may be extended along a front-back direction of the range hood (wherein the front side of the range hood is an operation side of a user, and the back side of the range hood is a back side of the range hood), that is, after the smoke guide plate 200 is opened in place, the smoke guide plate is located on the left side or the right side of the corresponding main smoke suction port, and does not interfere with the oil receiving cup 500 at the lower end of the back side of the range hood, and does not shield the user in front of the range hood.

Referring to fig. 6 and 7, the axis of the rotating shaft 300 may be parallel to the top surface of the smoke collecting cover 100, so as to improve the shielding effect of the smoke guide plate 200 on the main smoke inlet 110. It should be noted that, since the top surface of the smoke collecting cover 100 is inclined downward from front to back, the rotating shaft 300 is also inclined downward from front to back.

Specifically, referring to fig. 2 and 4, the auxiliary smoke inlet 220 is formed on the surface of the smoke guide plate 200 facing the main smoke inlet 110, and the auxiliary smoke inlet 220 is spaced from the cavity wall of the cavity 210 on the swing side, so that when the flow guide plate is in the open state, the dirty oil in the cavity does not flow out from the auxiliary smoke inlet 220; on this basis, the rotating shaft 300 is set to be a cylindrical structure, and the rotating shaft 300 is communicated with the cavity 210, so that when the guide plate is in a closed state, dirty oil in the cavity can flow into the rotating shaft 300 and fall into the oil cup 500 through the rotating shaft 300, and the discharge of the dirty oil in the cavity is realized.

Alternatively, referring to fig. 6 and 7, the rotating shaft 300 is communicated with the internal cavity 210 of the fume collecting hood 100, so that the dirty oil in the rotating shaft 300 can be discharged into the internal cavity 210 of the fume collecting hood 100 and fall into the oil cup 500 of the range hood together with the dirty oil in the fume collecting hood 100 (the flow direction of the dirty oil is indicated by an arrow in fig. 7), and thus the dirty oil flowing out of the rotating shaft 300 is not easily splashed, which is convenient for keeping the surrounding environment clean.

Referring to fig. 4, when the smoke guide plate 200 is in the closed state, the lower chamber wall of the cavity 210 (i.e., the chamber wall facing away from the main smoke inlet 110) is inclined downward from the swing side of the smoke guide plate 200 toward the connection side, so that the dirty oil in the cavity 210 can flow more smoothly toward the rotary shaft 300.

Specifically, the rotating shaft 300 may be fixedly connected to the smoke guide plate 200, and the rotating shaft 300 may be rotatably engaged with the smoke collecting hood 100, and meanwhile, a driving device may be fixed to the smoke collecting hood 100, and the driving device may be drivingly connected to the rotating shaft 300, so as to drive the rotating shaft 300 to rotate by the driving device, and drive the smoke guide plate 200 to rotate by the rotating shaft 300.

The two driving devices respectively drive the two smoke guide plates 200 to rotate, so that the two smoke guide plates 200 can be independently controlled by the two driving devices, and therefore the purposes that one of the two smoke guide plates 200 is opened and the other is closed can be achieved.

Specifically, a motor may be used as the driving device.

Referring to fig. 3, two rotating shafts 300 may be provided, and the two rotating shafts 300 are respectively fixed to the front and rear ends of the smoke guide plate 200, such that the two rotating shafts 300 are respectively rotatably engaged with the front and rear sidewalls of the smoke collecting cover 100.

To sum up, the utility model discloses a range hood, it has overcome a great deal of technical defect of traditional range hood. The range hood provided by the embodiment has the advantages that the oil smoke is not easy to escape, and the oil smoke suction effect is better.

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

Claims (11)

1. A range hood is characterized by comprising a fume collecting hood (100) and two fume guide plates (200);

two main smoke inlets (110) are formed in the smoke collecting cover (100), and the two main smoke inlets (110) are respectively used for being arranged opposite to the two cookers; two smoke deflector (200) all install on collection petticoat pipe (100), and two smoke deflector (200) are used for sheltering from two respectively main inlet (110), every smoke deflector (200) homoenergetic is opened, so that correspond main inlet (110) are opened.

2. The range hood according to claim 1, wherein the smoke guide plate (200) has a connecting side and a swinging side which are oppositely arranged, and the connecting side is rotatably matched with the smoke collecting hood (100) through a rotating shaft (300).

3. The range hood according to claim 2, wherein the smoke guide plate (200) has a cavity (210), an auxiliary smoke inlet (220) is formed at a position of the smoke guide plate (200) close to the swing side, a transition smoke inlet (230) is formed at a connecting side of the smoke guide plate (200), and the auxiliary smoke inlet (220) and the transition smoke inlet (230) are both communicated with the cavity (210);

when the smoke guide plate (200) is opened to the right position, the smoke guide plate (200) is vertically arranged, the auxiliary smoke inlet (220) faces towards the corresponding kitchen range, and the transition smoke inlet (230) faces towards the corresponding main smoke inlet (110).

4. The range hood according to claim 3, wherein a fan (400) is installed in the cavity (210), and the fan (400) is used for driving the oil smoke to flow from the auxiliary smoke inlet (220) to the transition smoke inlet (230).

5. The range hood according to claim 3, wherein the rotating shaft (300) is extended along a front-back direction of the range hood.

6. The range hood according to claim 5, wherein the axis of the rotating shaft (300) is parallel to the top surface of the fume collecting hood (100).

7. The range hood according to claim 6, wherein the auxiliary smoke inlet (220) is opened on the surface of the smoke guide plate (200) facing the main smoke inlet (110), and the auxiliary smoke inlet (220) is spaced from the cavity wall of the cavity (210) on the swing side;

the rotating shaft (300) is of a cylindrical structure, the rotating shaft (300) is communicated with the cavity (210), and the rotating shaft (300) can guide dirty oil in the cavity (210) into an oil cup (500) of the range hood.

8. The range hood according to claim 7, wherein when the smoke guide (200) is closed, the lower cavity wall of the cavity (210) is inclined downward from the swing side toward the connection side.

9. The range hood according to claim 7, wherein the rotary shaft (300) is communicated with the internal cavity (210) of the fume collecting hood (100).

10. The range hood according to any one of claims 2-9, wherein the rotating shaft (300) is fixedly connected with the smoke guide plate (200), and the rotating shaft (300) is rotatably matched with the smoke collecting hood (100);

be fixed with drive arrangement on collection petticoat pipe (100), drive arrangement with pivot (300) transmission is connected, just drive arrangement is used for the drive smoke deflector (200) rotate.

11. The range hood according to claim 10, wherein the number of the driving devices is two, and the two driving devices respectively drive the two smoke guide plates (200) to rotate.

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