CN215175330U - Fume exhaust fan - Google Patents

Abstract

The utility model discloses a range hood relates to kitchen utensils and appliances technical field, reduces the problem of oil absorption cigarette effect and invents for solving current range hood intake reduction. The range hood comprises a box shell and a fan, wherein the front wall of the box shell is obliquely arranged, the front wall of the box shell is provided with a smoke inlet, and the top surface of the box shell is provided with a smoke outlet; the fan set up in inside the case shell, the fan is two air intake fans, the air outlet of fan with the exhaust port intercommunication, the fan with form the wind channel between the back wall of case shell, the side direction of going up of fan is close to the direction slope of inlet port. The utility model is used for remove the oil smoke.

Description

Fume exhaust fan

Technical Field

The utility model relates to a kitchen utensils and appliances technical field especially relates to a range hood.

Background

The range hood is the kitchen equipment that modern family is essential, and the range hood is of many kinds, and wherein, the side-draught range hood is because of possessing the oil smoke separation, can not bump the head and inhale advantages such as clean effect, always welcome by the consumer.

In order to further improve the air quantity of the side-draft range hood, a range hood adopting a double air intake fan appears in the prior art, and the range hood comprises a shell, wherein the shell is internally provided with the double air intake fan with front and rear air inlets, a front air inlet of the fan corresponds to the air inlet on the front wall of the shell, and a gap is arranged between the rear air inlet of the fan and the rear wall of the shell to form a flue, so that the front and the rear of the fan can suck oil smoke, and the effect of sucking the oil smoke can be improved.

However, the axis of the fan of the above-mentioned scheme is arranged along the horizontal direction, that is, the air inlet direction of the fan is along the horizontal direction, and the front wall of the side-suction range hood is obliquely arranged, so that the oil smoke can enter the front air inlet of the fan only by bending at a certain angle when entering the air inlet on the front wall of the housing, and a certain energy loss occurs during the bending process, thereby reducing the air inlet amount and affecting the oil smoke suction effect of the range hood.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a range hood can reduce the loss of intake, improves range hood's oil absorption cigarette effect.

In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:

the embodiment of the utility model provides a range hood, include:

the front wall of the box shell is obliquely arranged, a smoke inlet is formed in the front wall of the box shell, and a smoke outlet is formed in the top surface of the box shell;

the fan, set up in inside the case shell, the fan is two air intake fans, the air outlet of fan with the exhaust port intercommunication, the fan with form the wind channel between the back wall of case shell, the side direction of going up of fan is close to the direction slope of inlet port.

The embodiment of the utility model provides a range hood, through the fan slope mode with in the case shell, and the antetheca of fan goes up the lateral direction and is close to the direction slope of inlet flue, the antetheca of fan and case shell all inclines to set up promptly, therefore, contained angle between the axis of inlet flue on the axis of fan and the antetheca of case shell reduces, contained angle between the axis of the air intake on the air inlet direction of fan and the case shell antetheca reduces promptly, thereby make the oil smoke get into behind the inlet flue, when reentrant fan, the angle of buckling reduces, and then can reduce the energy loss when the oil smoke flows, compare in prior art, can increase range hood's air inlet volume, improve range hood's oil absorption cigarette effect.

In some embodiments of the utility model, range hood still includes:

the adapter cylinder is arranged in the case shell, one end of the adapter cylinder is communicated with the smoke exhaust port, and the other end of the adapter cylinder is communicated with the air outlet of the fan.

In some embodiments of the present invention, an included angle between the front wall of the fan and the horizontal direction is 60 ° to 80 °.

In some embodiments of the present invention, the front wall of the fan is parallel to the front wall of the case housing.

In some embodiments of the utility model, the case shell includes:

the smoke exhaust port is arranged on the top surface of the shell;

the collection petticoat pipe, the collection petticoat pipe set up in the front side of casing to the slope sets up, advance the mouth set up in on the collection petticoat pipe.

In some embodiments of the utility model, the wind gap has been seted up to collection petticoat pipe downside.

In some embodiments of the utility model, the smoke inlet is provided with a safety net.

In some embodiments of the utility model, range hood still includes:

and the smoke guide plate is arranged on one side of the shell, which is far away from the smoke collecting hood, and corresponds to the smoke inlet.

In some embodiments of the utility model, the smoke guide plate with the connection can be dismantled to collection petticoat pipe.

In some embodiments of the utility model, range hood still includes:

and the smoke exhaust tube is arranged on the top surface of the shell, one end of the smoke exhaust tube is communicated with the smoke exhaust port, and the other end of the smoke exhaust tube extends out of the room.

Drawings

Fig. 1 is an internal structure diagram of a range hood provided by an embodiment of the present invention;

fig. 2 is a first view structural diagram of a fan according to an embodiment of the present invention;

fig. 3 is a second view structural diagram of the fan according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fan tilt arrangement provided in the embodiment of the present invention;

FIG. 5 is a schematic structural view of the blower fan provided in the embodiment of the present invention in parallel with the front wall of the cabinet;

fig. 6 is a perspective view of a range hood provided by an embodiment of the present invention;

fig. 7 is an exploded view of a range hood according to an embodiment of the present invention;

fig. 8 is a schematic structural view of the fan abutting against the smoke collecting hood according to the embodiment of the present invention;

fig. 9 is a schematic structural view of the fan and the smoke collecting hood provided by the embodiment of the present invention with a gap therebetween;

fig. 10 is a front view of the range hood provided by the embodiment of the present invention.

And (3) appendage marking: 100. a cabinet housing; 110. a housing; 111. a smoke outlet; 120. a smoke collecting hood; 121. a smoke inlet; 122. a lower tuyere; 123. an air inlet net; 124. a safety net; 200. a fan; 210. an air outlet; 220. a forward air inlet; 230. a rear air inlet; 300. a transfer cylinder; 400. a smoke guide plate; 500. a smoke exhaust tube.

Detailed Description

The following describes a range hood according to an embodiment of the present invention in detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

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

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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 embodiment of the utility model provides a range hood, as shown in fig. 1, comprising a box shell 100 and a fan 200, wherein the front wall of the box shell 100 is obliquely arranged, the front wall of the box shell 100 is provided with a smoke inlet 121, and the top surface of the box shell 100 is provided with a smoke outlet 111; the fan 200 is disposed inside the case 100, as shown in fig. 2 and 3, the fan 200 is a double-intake fan 200, an air outlet 210 of the fan 200 is communicated with the smoke outlet 111, and an air duct is formed between the fan 200 and the rear wall of the case 100. For making range hood's oil absorption cigarette effect better, the air inlet is more smooth and easy, the side direction of going up of the fan 200 that this application provided is close to the direction slope of inlet flue 121.

The embodiment of the utility model provides a range hood, through the fan 200 slope mode with in the case shell 100, and the direction slope that the side direction is close to into smoke mouth 121 on the antetheca of fan 200, fan 200 all inclines to set up with the antetheca of case shell 100 promptly, therefore, contained angle between the axis of the inlet smoke mouth 121 on the axis of fan 200 and the antetheca of case shell 100 reduces, contained angle between the axis of the air intake on the air inlet direction of fan 200 and the antetheca of case shell 100 reduces promptly, thereby make the oil smoke get into behind the inlet smoke mouth 121, when reentrant fan 200's the preceding air inlet 220, the angle of buckling reduces, and then can reduce the energy loss when the oil smoke flows, compare in prior art, can increase range hood's air inlet, improve range hood's oil absorption cigarette effect.

On this basis, as shown in fig. 4, for further improvement of the oil fume absorption effect of the range hood, the embodiment of the utility model provides a range hood still includes a transition section of thick bamboo 300, and a transition section of thick bamboo 300 sets up in case shell 100, and the one end and the exhaust port 111 of a transition section of thick bamboo 300 communicate, and the other end of a transition section of thick bamboo 300 communicates with the air outlet 210 of fan 200. Through setting up an adapter 300 between fan 200 and exhaust port 111, can make fan 200 along the reduction of height of vertical direction, the distance of fan 200 apart from the top of a kitchen range of below reduces promptly to make range hood can be better inhales the oil smoke, further promote range hood's oil absorption cigarette effect.

In some embodiments, as shown in fig. 4, the inclination angle of the fan 200 provided by the present application is a, and the angle a is 60 ° to 80 °, that is, the included angle between the front wall of the fan 200 and the horizontal direction is 60 ° to 80 °. The inclination angle of fan 200 needs the inclination angle of the antetheca that adapts to case shell 100 to the angular difference between the antetheca that makes fan 200 and the antetheca of case shell 100 is less, consequently, according to the inclination angle of box antetheca and can confirm through repeated experiments, when the inclination angle of fan 200 was at 60 ~ 80, the air inlet effect of fan 200 was better.

In some embodiments, in order to make the oil smoke enter the front air inlet 220 of the fan 200 after entering the smoke inlet 121 of the box 100, the front wall of the fan 200 provided by the present application is parallel to the front wall of the box 100, as shown in fig. 5. That is, the axis of the fan 200 and the axis of the smoke inlet 121 coincide with each other, so that the oil smoke can be directly sucked into the front air inlet 220 along the axis of the fan 200 without bending, thereby avoiding energy loss in the flowing process, and further improving the oil smoke suction effect of the range hood.

On this basis, in order to facilitate cleaning the inside of the range hood, as shown in fig. 6, the enclosure 100 provided by the present application includes a housing 110 and a smoke collecting hood 120, wherein the smoke exhaust port 111 is disposed on the top surface of the housing 110, the smoke collecting hood 120 is disposed on the front side of the housing 110, and is disposed in an inclined manner, and the smoke inlet 121 is disposed on the smoke collecting hood 120. Through dividing case shell 100 into front side open-ended casing 110 and setting up in the collection petticoat pipe 120 two parts of casing 110 front side to when need wash inside the range hood, can dismantle collection petticoat pipe 120, thereby wash the inner wall of casing 110 and other parts inside, be favorable to reducing the washing degree of difficulty, improve user experience.

In some embodiments, the connection manner between the housing 110 and the smoke collecting hood 120 provided by the present application is not unique, and the housing 110 and the smoke collecting hood 120 may be clamped by a clamping structure or may be connected by a bolt, that is, the housing 110 and the smoke collecting hood 120 may be connected by a detachable connection manner, and therefore, the connection manner between the housing 110 and the smoke collecting hood 120 is not particularly limited.

In some embodiments, in order to enable oil smoke to enter the fan 200 more smoothly from the rear air inlet 230 of the fan 200, as shown in fig. 6 and 7, the lower air inlet 122 is opened at the lower side of the smoke collecting cover 120 provided by the present application. By arranging the lower air inlet 122 at the lower side of the smoke collecting cover 120, part of the oil smoke enters the housing 110 through the lower air inlet 122, at this time, the oil smoke is located below the fan 200, then the oil smoke can flow to the rear side of the fan 200 through the air duct between the fan 200 and the rear wall of the housing 110, and finally the oil smoke is sucked into the fan 200 from the rear air inlet 230 at the rear side of the fan 200, so that the oil smoke suction effect of the fan 200 can be improved.

In some embodiments, as shown in fig. 6, the lower air opening 122 provided by the present application may be directly opened on the lower side of the smoke collecting hood 120, as shown in fig. 7, or an air inlet net 123 may be provided on the lower side of the smoke collecting hood 120, the air inlet net 123 forms the lower air opening 122, and the air inlet net 123 is connected with the smoke collecting hood 120. Therefore, the position where the lower tuyere 122 is disposed is not particularly limited.

In addition, the connection mode between the air inlet net 123 and the fume collecting hood 120 provided by the application is not unique, the air inlet net 123 and the fume collecting hood 120 can be connected through a buckle, also can be connected through a bolt, and also can be directly welded and fixed, so that the connection mode between the air inlet net 123 and the fume collecting hood 120 is not specifically limited.

In some embodiments, as shown in fig. 6 and 7, a safety net 124 is disposed at the smoke inlet 121 provided by the present application. Through set up safety net 124 in smoke inlet 121 department, can play the oil strain effect to can prevent that the user from stretching into smoke inlet 121 with the hand mistake, it is safer to use.

In addition, the connection mode between the safety net 124 and the smoke collecting hood 120 provided by the application is not unique, and the safety net 124 can be directly fixed on the smoke collecting hood 120, for example, the safety net 124 is fixedly connected in a welding mode, so that the integral connection strength is improved; the safety net 124 and the smoke collecting hood 120 can be detachably connected, for example, fastened or bolted, so that the safety net is convenient to detach and more convenient to clean; therefore, the connection manner between the safety net 124 and the smoke collecting hood 120 is not particularly limited.

In some embodiments, the embodiment of the present invention provides a fan 200, which has a gap between the edge and the smoke collecting cover 120, and can also abut against each other, as shown in fig. 8, when the edge of the fan 200 abuts against the smoke collecting cover 120, two mutually independent air ducts are formed inside the housing 110, one air duct is used for allowing oil smoke to enter from the front of the fan 200, i.e. enter through the smoke inlet 121 on the smoke collecting cover 120, and then is sucked into the fan 200 through the front air inlet 220, and the other air duct is used for allowing oil smoke to enter from the rear of the fan 200, i.e. enter into the housing 110 (the lower side of the fan 200) through the lower air inlet 122 on the lower side of the smoke collecting cover 120, and then flows to the rear of the fan 200, and then is sucked into the fan 200 through the rear air inlet 230, i.e. two air ducts formed in the housing 110 are mutually independent, so that the air flows in the two air ducts do not affect each other.

In addition, as shown in fig. 9, when there is a gap between the edge of the fan 200 and the smoke collecting cover 120, that is, the oil smoke entering through the smoke inlet 121 can also flow to the rear side of the fan 200, and is sucked into the fan 200 from the rear air inlet 230 of the fan 200, and the oil smoke entering through the lower air inlet 122 can also enter the fan 200 through the front air inlet 220 of the fan 200, so that the flow space of the oil smoke can be increased, which is beneficial to providing the oil smoke flow speed, and further, the oil smoke absorption effect can be improved.

In some embodiments, in order to improve the efficiency of the flowing of the oil smoke, as shown in fig. 10, the range hood provided by the present application further includes an oil smoke guide plate 400, the oil smoke guide plate 400 is disposed on a side of the smoke collection cover 120 away from the housing 110, the oil smoke guide plate 400 corresponds to the position of the smoke inlet 121, and a gap is formed between the oil smoke guide plate 400 and the smoke collection cover 120. The smoke guide plate 400 is arranged on the smoke collecting cover 120, so that the smoke flows along the smoke guide plate 400 and then enters the smoke inlet 121 through the gap between the smoke guide plate 400 and the smoke collecting cover 120, and the flowing efficiency of the smoke is improved.

In some embodiments, the present application provides for a removable connection between the smoke guide 400 and the smoke collection cage 120. The smoke guide plate 400 is detachably arranged on the smoke collecting cover 120, so that a user can conveniently detach the smoke guide plate 400 and then clean the smoke collecting cover 120 and other components at any time, and the use is more convenient.

In addition, the connection mode between the smoke guide plate 400 and the smoke collecting hood 120 is not unique, and the smoke guide plate 400 and the smoke collecting hood 120 can be clamped with each other through a clamping structure, so that the smoke guide plate 400 can be conveniently taken down at any time for cleaning, and the integral attractiveness is facilitated; the smoke guide plate 400 and the smoke collecting hood 120 can be connected through fasteners such as screws, so that disassembly can be realized, and the connection strength between the smoke guide plate 400 and the smoke collecting hood 120 can be improved; therefore, the connection manner between the smoke guide plate 400 and the smoke collecting cover 120 is not particularly limited.

In some embodiments, as shown in fig. 10, in order to facilitate the smoke to be exhausted outdoors, the range hood provided by the present application further includes an exhaust pipe 500, the exhaust pipe 500 is disposed on the top surface of the casing 110, one end of the exhaust pipe 500 is communicated with the smoke outlet 111 on the top surface of the casing 110, and the other end of the exhaust pipe 500 extends outdoors. One end of the smoke exhaust tube 500 extends out of the room, so that smoke is exhausted out of the room along the smoke exhaust tube 500, and indoor air is cleaner.

In addition, the connection mode between the smoke exhaust tube 500 and the shell 110 is not unique, the smoke exhaust tube 500 and the shell 110 can be connected through a buckle or fixed through screws, so that the smoke exhaust tube 500 is convenient to detach, the operation difficulty of cleaning, maintaining and replacing the smoke exhaust tube 500 is reduced, and therefore the connection mode between the smoke exhaust tube 500 and the shell 110 is not limited specifically.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A range hood, comprising:

the front wall of the box shell is obliquely arranged, a smoke inlet is formed in the front wall of the box shell, and a smoke outlet is formed in the top surface of the box shell;

the fan, set up in inside the case shell, the fan is two air intake fans, the air outlet of fan with the exhaust port intercommunication, the fan with form the wind channel between the back wall of case shell, the side direction of going up of fan is close to the direction slope of inlet port.

2. The range hood of claim 1, further comprising:

the adapter cylinder is arranged in the case shell, one end of the adapter cylinder is communicated with the smoke exhaust port, and the other end of the adapter cylinder is communicated with the air outlet of the fan.

3. The range hood of claim 1, wherein an included angle between the front wall of the fan and the horizontal direction is 60-80 °.

4. The range hood of claim 3, wherein the front wall of the fan and the front wall of the housing are parallel to each other.

5. The range hood of any one of claims 1 to 4, wherein the housing comprises:

the smoke exhaust port is arranged on the top surface of the shell;

the collection petticoat pipe, the collection petticoat pipe set up in the front side of casing to the slope sets up, advance the mouth set up in on the collection petticoat pipe.

6. The range hood of claim 5, wherein the lower side of the fume collecting hood is provided with a lower air opening.

7. The range hood of claim 5, wherein a safety net is arranged at the smoke inlet.

8. The range hood of claim 5, further comprising:

and the smoke guide plate is arranged on one side of the shell, which is far away from the smoke collecting hood, and corresponds to the smoke inlet.

9. The range hood of claim 8, wherein the smoke guide plate is detachably connected with the smoke collection hood.

10. The range hood of claim 5, further comprising:

and the smoke exhaust tube is arranged on the top surface of the shell, one end of the smoke exhaust tube is communicated with the smoke exhaust port, and the other end of the smoke exhaust tube extends out of the room.

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