CN210889405U - Ventilation fan - Google Patents

Abstract

The embodiment of the utility model discloses a ventilation fan, which comprises a shell, a clapboard, a first wind wheel, a second wind wheel and a driving motor; the partition plate is arranged in the shell to divide the inner space of the shell into a first air channel and a second air channel, a first air inlet and a first air outlet which are communicated with the first air channel are formed in the side wall of the shell, and a second air inlet and a second air outlet which are communicated with the second air channel are formed in the side wall of the shell; the first wind wheel is arranged in the first air channel, the second wind wheel is arranged in the second air channel, the driving motor is arranged in the shell, and an output shaft of the driving motor is in transmission connection with the first wind wheel and the second wind wheel.

Description

Ventilation fan

Technical Field

The utility model relates to a ventilation fan.

Background

The existing ventilation fan is only provided with a single air outlet, and when two rooms need to be ventilated, two fans need to be arranged, so that the cost is high.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the embodiment of the utility model discloses a ventilation fan, which comprises a shell, a clapboard, a first wind wheel, a second wind wheel and a driving motor; the partition plate is arranged in the shell to divide the inner space of the shell into a first air channel and a second air channel, a first air inlet and a first air outlet which are communicated with the first air channel are formed in the side wall of the shell, and a second air inlet and a second air outlet which are communicated with the second air channel are formed in the side wall of the shell; the first wind wheel is arranged in the first air channel, the second wind wheel is arranged in the second air channel, the driving motor is arranged in the shell, and an output shaft of the driving motor is in transmission connection with the first wind wheel and the second wind wheel.

As a further improvement of the embodiment of the utility model, still include door plant mechanism, first air outlet with the second air outlet all is provided with door plant mechanism, door plant mechanism is including round pin axle and baffle, round pin axle fixed with the casing is fixed, the baffle with round pin axle pin joint.

As a further improvement, the first air outlet and the second air outlet are provided with a stopper.

As a further improvement of the embodiment of the present invention, the first wind wheel and the second wind wheel are the same in turning direction.

As a further improvement of the embodiment of the present invention, the wind turbine further includes a first volute and a second volute, the first volute is disposed in the first air duct, and the first wind wheel is disposed in the first volute; the second volute is arranged in the second air duct, and the second wind wheel is arranged in the second volute.

As a further improvement, the utility model discloses still including removing flavor mechanism, first air outlet with second air outlet department all is provided with remove flavor mechanism, remove flavor mechanism and include the support and remove the flavor piece, the support with the casing is fixed, it places to remove the flavor piece on the support.

As a further improvement of the embodiment of the utility model, the odor removal block is of a net structure.

As a further improvement of the embodiment of the utility model, the odor removal block is activated carbon.

The utility model discloses a ventilation fan simple structure, low cost utilizes a motor to drive two wind wheels, realizes two wind channels of independently taking a breath of each other, avoids tainting the flavor.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic view of a ventilation fan according to an embodiment of the present invention.

Fig. 2 is a sectional view of a ventilation fan according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention discloses a ventilation fan, including a housing 100, a partition 200, a first wind wheel 310, a second wind wheel 320 and a driving motor 400; the partition board 200 is disposed in the casing 100 to divide the internal space of the casing 100 into a first air duct 330 and a second air duct 340, a first air inlet 110 and a first air outlet 120 communicated with the first air duct 330 are disposed on a side wall of the casing 100, and a second air inlet 130 and a second air outlet 140 communicated with the second air duct 340 are disposed on a side wall of the casing 100; the first wind wheel 310 is disposed in the first wind channel 330, the second wind wheel 320 is disposed in the second wind channel 340, the driving motor 400 is disposed in the housing 100, and an output shaft 410 of the driving motor 400 is in transmission connection with the first wind wheel 310 and the second wind wheel 320.

In this embodiment, the ventilation fan further includes a door plate mechanism, the first air outlet 120 and the second air outlet 140 are both provided with the door plate mechanism, the door plate mechanism includes a pin 510 and a baffle 520, the pin 510 is fixed to the housing 100, and the baffle 520 is pivotally connected to the pin 510. The first outlet 120 and the second outlet 140 are provided with a limiting block 530. The direction of rotation of the first wind rotor 310 and the second wind rotor 320 is the same.

In this embodiment, the ventilation fan further includes a first volute 610 and a second volute 620, the first volute 610 is disposed in the first air duct 330, and the first wind wheel 310 is disposed in the first volute 610; the second volute 620 is disposed in the second air duct 340, and the second wind wheel 320 is disposed in the second volute 620.

In this embodiment, the ventilation fan further includes a smell removing mechanism, the smell removing mechanism is disposed at both the first air outlet 120 and the second air outlet 140, the smell removing mechanism includes a bracket 710 and a smell removing block 720, the bracket 710 is fixed to the housing 100, and the smell removing block 720 is disposed on the bracket 710. The odor removal block 720 is a mesh structure. The odor removal block 720 is activated carbon.

In this embodiment, the output shaft 410 of the driving motor 400 is fixed to the first wind wheel 310 and the second wind wheel 320, and when the output shaft 410 of the driving motor 400 rotates, the first wind wheel 310 and the second wind wheel 320 are simultaneously driven to rotate. The first outlet 120 and the second outlet 140 of the housing 100 may be respectively communicated with different rooms through ventilation pipes, so as to ventilate the two rooms simultaneously. The first air duct 330 and the second air duct 340 are separated by the partition board 200, so that mutual ventilation and odor tainting of the two air ducts are avoided, and mutual independence of the two air ducts is realized. The first air inlet 110 and the second air inlet 130 may be connected to the room through pipes to realize ventilation internal circulation or externally connected to the room to realize external circulation ventilation, as required.

When the driving motor 400 stops working, the baffle 520 is naturally placed at a swinging angle close to the vertical direction, and the lower end of the baffle 520 is blocked by the limiting block 530, so that the baffle 520 cannot be completely attached to the air outlet where the baffle 520 is located, and the baffle 520 is prevented from being stuck by the inner wall of the air outlet.

The first volute 610 and the second volute 620 are arranged to better converge airflow and enhance ventilation wind power.

The odor elimination block 720 is placed at the air outlet, and the airflow passing through the odor elimination block 720 can be purified. When it is desired to replace odor elimination block 720, a new odor elimination block 720 can be replaced by opening flap 520 and then withdrawing odor elimination block 720 from bracket 710. In this embodiment, odor elimination block 720 is a mesh structure. In other embodiments, the odor elimination block 720 can be activated carbon.

The utility model discloses a ventilation fan simple structure, low cost utilizes a motor to drive two wind wheels, realizes two wind channels of independently taking a breath of each other, avoids tainting the flavor.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting of the present invention. Furthermore, 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; 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.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.

Claims (8)

1. A ventilation fan, its characterized in that: the wind power generator comprises a shell, a partition plate, a first wind wheel, a second wind wheel and a driving motor; the partition plate is arranged in the shell to divide the inner space of the shell into a first air channel and a second air channel, a first air inlet and a first air outlet which are communicated with the first air channel are formed in the side wall of the shell, and a second air inlet and a second air outlet which are communicated with the second air channel are formed in the side wall of the shell; the first wind wheel is arranged in the first air channel, the second wind wheel is arranged in the second air channel, the driving motor is arranged in the shell, and an output shaft of the driving motor is in transmission connection with the first wind wheel and the second wind wheel.

2. A ventilation fan according to claim 1, wherein: the air conditioner further comprises a door plate mechanism, the first air outlet and the second air outlet are both provided with the door plate mechanism, the door plate mechanism comprises a pin shaft and a baffle, the pin shaft is fixed with the shell, and the baffle is pivoted with the pin shaft.

3. A ventilation fan according to claim 2, wherein: and limiting blocks are arranged at the first air outlet and the second air outlet.

4. A ventilation fan according to claim 1, wherein: the first wind wheel and the second wind wheel have the same turning direction.

5. A ventilation fan according to claim 1, wherein: the first volute is arranged in the first air channel, and the first wind wheel is arranged in the first volute; the second volute is arranged in the second air duct, and the second wind wheel is arranged in the second volute.

6. A ventilation fan according to claim 1, wherein: still including removing flavor mechanism, first air outlet with second air outlet department all is provided with remove flavor mechanism, remove flavor mechanism including the support with remove the flavor piece, the support with the casing is fixed, it places to remove the flavor piece on the support.

7. A ventilation fan according to claim 6, wherein: the odor removing block is of a net structure.

8. A ventilation fan according to claim 6, wherein: the odor removing block is activated carbon.

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