CN216691529U - Fan with cooling device - Google Patents

Abstract

The utility model provides a fan, comprising: a body comprising an air inlet, a filter, an air outlet and a fan-motor assembly for generating an air flow; and the nozzle is connected with the air outlet and used for receiving the air flow passing through the filter from the body and outputting the air flow, and the nozzle comprises a first air outlet, a second air outlet and a shielding component which can shield the second air outlet which are arranged in an opposite direction. The utility model can change the air channel state in the fan, so that the fan can be switched between a pure air purifier state and a fan state with the air purifier, the use scene is enlarged, and the user experience is improved.

Description

Fan with cooling device

Technical Field

The present invention relates to the field of air conditioning equipment, and in particular, to fans.

Background

With the continuous improvement of the living and scientific and technological levels, the requirements of people on living quality are increasingly improved, and the indoor air quality becomes an important concern of people. Particularly, the haze and PM2.5 problems in recent years have increased, and people are increasingly demanding air purifiers.

An air purifier is a small household appliance for purifying indoor air, and mainly solves the problem of indoor air pollution caused by decoration or other reasons. Because of the persistent and uncertain nature of the release of pollutants in indoor air, the use of air purifiers to purify indoor air is an internationally recognized method of improving indoor air quality. There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. Common air purification techniques are: low-temperature asymmetric plasma air purification technology, adsorption technology, negative ion technology, negative oxygen ion technology, molecular complexation technology, nano TiO2 technology, HEPA high-efficiency filtration technology, electrostatic dust collection technology, active oxygen technology and the like; the material technology mainly comprises the following steps: the cost of high-quality filter screen can account for 20% to 30% of the total cost of the air purifier, such as photocatalyst, active carbon, synthetic fiber, HEPA high-efficiency material, etc.

The existing fan with the air purifier usually has only one air channel state, and as long as the air purifier is started, the fan needs to be started to form high-speed indoor air flow and certain noise can be generated.

Accordingly, the present invention provides a fan.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fan, which overcomes the problems in the prior art, can change the air channel state in the fan so that the fan can be switched between a pure air purifier state and a fan state with an air purifier, enlarges the use scene and improves the user experience.

An embodiment of the present invention provides a fan including:

a body comprising an air inlet, a filter, an air outlet and a fan-motor assembly for generating an air flow; and

and the nozzle is connected with the air outlet and is used for receiving the air flow from the body part and passing through the filter and outputting the air flow, and the nozzle comprises a first air outlet, a second air outlet and a shielding component which can shield the second air outlet, wherein the first air outlet and the second air outlet are arranged in opposite directions.

Preferably, the first air outlet and the second air outlet are respectively arranged at two opposite sides of the nozzle.

Preferably, the shielding assembly has a fan state for shielding the second outlet, the air flow is emitted only from the first outlet, and an air purifier state for keeping the second outlet clear, the air flow is discharged from the nozzle through the first outlet and the second outlet, respectively.

Preferably, the total area of the flow cross-sectional areas of the first air outlet and the second air outlet is greater than or equal to the flow cross-sectional area of the air inlet.

Preferably, the shutter assembly comprises: and the moving stroke of the baffle at least has a fan state for shielding the second air outlet and an air purifier state for exposing the second air outlet.

Preferably, the first air outlets of the nozzle are arranged along a vertical direction, and the second air outlets of the nozzle are arranged along a vertical direction;

the shading component further comprises:

the support is arranged in the nozzle, the motor is connected to the support, an output shaft of the motor is connected with a first gear, and the output shaft of the motor is perpendicular to the opening direction of the first air outlet or the second air outlet;

the baffle is a bar baffle, follows the vertical direction extends, the tip of bar baffle is equipped with a second gear, the second gear with the meshing linkage of first gear, along with the rotation of motor, the baffle shelters from simultaneously or exposes simultaneously the second air outlet.

Preferably, the air flow passes through the body in a first direction and is emitted out of the nozzle as it enters the nozzle based at least on movement in a second direction opposite to the first direction.

Preferably, the nozzle has two outlet air passages, the extension direction of the outlet air passages is parallel to the first direction, the air flow passes through the outlet air passages along the second direction, and the nozzle has a semi-frame type nozzle body which is bridged on two sides of the body part.

Preferably, the nozzle and the fan motor assembly are arranged in parallel along the first direction, and projections of the nozzle and the fan motor assembly based on the same vertical plane at least partially overlap.

Preferably, the first direction is a gravity direction, the second direction is an antigravity direction, the air inlet is located at an upper portion of the body portion in the gravity direction, the air outlet is located at a lower portion of the body portion in the gravity direction, and the fan motor assembly is located at a region between the air inlet and the air outlet.

The fan can change the air channel state in the fan, so that the fan can be switched between a pure air purifier state and a fan state with the air purifier, the use scene is enlarged, and the user experience is improved.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

Fig. 1 is a perspective view of a first viewing angle of the fan of the present invention.

Fig. 2 is a perspective view of a second viewing angle of the fan of the present invention.

Fig. 3 is a sectional view of a fan of the present invention.

Fig. 4 is an exploded view of a nozzle of the fan of the present invention.

Fig. 5 is a schematic view of a second half-shell of a nozzle of the fan of the present invention.

Fig. 6 is a schematic view of the second half-shell of the fan in a fan state according to the present invention.

Fig. 7 is a sectional view of the nozzle of the fan according to the present invention in a fan state.

Fig. 8 is a schematic view of the second half case of the fan of the present invention in a state of air cleaner.

Fig. 9 is a sectional view of the nozzle of the fan of the present invention in a state of an air cleaner.

Reference numerals

1 body part

2 Filter

3 air inlet hood

5 Fan Motor Assembly

7 nozzle

71 first air outlet

72 second air outlet

73 first half shell

74 second half-shell

75 shelter from subassembly

751 support

752 electric machine

753 first gear

754 second gear

755 baffle

8 outer cover

81 air intake

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present application. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Embodiments of the present application will be described in detail below with reference to the accompanying drawings so that those skilled in the art to which the present application pertains can easily carry out the present application. The present application may be embodied in many different forms and is not limited to the embodiments described herein.

Reference throughout this specification to "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," or the like, means 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 application. Furthermore, the particular features, structures, materials, or characteristics shown may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of different embodiments or examples presented in this application can be combined and combined by those skilled in the art without contradiction.

Furthermore, the terms "first", "second" 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 at least one such feature. In the expressions of the present application, "plurality" means two or more unless specifically defined otherwise.

In order to clearly explain the present application, components that are not related to the description are omitted, and the same reference numerals are given to the same or similar components throughout the specification.

Throughout the specification, when a device is referred to as being "connected" to another device, this includes not only the case of being "directly connected" but also the case of being "indirectly connected" with another element interposed therebetween. In addition, when a device "includes" a certain component, unless otherwise stated, the device does not exclude other components, but may include other components.

When a device is said to be "on" another device, this may be directly on the other device, but may also be accompanied by other devices in between. When a device is said to be "directly on" another device, there are no other devices in between.

Although the terms first, second, etc. may be used herein to describe various elements in some instances, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, the first interface and the second interface are represented. Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used in this specification, specify the presence of stated features, steps, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, steps, operations, elements, components, items, species, and/or groups thereof. The terms "or" and/or "as used herein are to be construed as inclusive or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" include plural forms as long as the words do not expressly indicate a contrary meaning. The term "comprises/comprising" when used in this specification is taken to specify the presence of stated features, regions, integers, steps, operations, elements, and/or components, but does not exclude the presence or addition of other features, regions, integers, steps, operations, elements, and/or components.

Although not defined differently, including technical and scientific terms used herein, all terms have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Terms defined in commonly used dictionaries are to be additionally interpreted as having meanings consistent with those of related art documents and the contents of the present prompts, and must not be excessively interpreted as having ideal or very formulaic meanings unless defined.

Fig. 1 is a perspective view of a first viewing angle of the fan of the present invention. Fig. 2 is a perspective view of a second viewing angle of the fan of the present invention. Fig. 3 is a sectional view of a fan of the present invention. Fig. 4 is an exploded view of a nozzle of the fan of the present invention. Fig. 5 is a schematic view of a second half-shell of a nozzle of the fan of the present invention. As shown in fig. 1 to 5, the fan of the present invention includes: a body 1 and a nozzle 7. Wherein the body 1 comprises an air inlet, a filter 2, an air outlet and a fan-motor assembly 5 for generating an air flow. The nozzle 7 is connected to the air outlet for receiving the air flow from the body 1 through the filter 2 and outputting the air flow, and the nozzle 7 comprises a first air outlet 71, a second air outlet 72 and a shielding component 75 capable of shielding the second air outlet 72, which are oppositely arranged. According to the utility model, the shielding component 75 controls the fan motor component 5 to generate air flow which is pressurized and then emitted only through the first air outlet 71 (in a fan state) of the nozzle 7 or is simultaneously discharged out of the body part 1 through the first air outlet 71 and the second air outlet 72 (in an air purifier state), so that the air purifier state is realized, the purified air discharged from the opposite two directions can purify the air in all directions in a room more quickly, and the overall experience of users at different positions in the room is improved.

The nozzle 7 of the present invention outputs an air stream comprising at least two states:

the emission state used as a fan: the nozzle 7 can emit a high-speed air stream to the outside of the nozzle 7 in a state where a "blowing" effect is formed by pressurizing the air stream;

second, the discharge state used as an air cleaner: the nozzle 7 can discharge the purified air to the outside of the nozzle 7 by not pressurizing the air flow. (corresponding to the state of forming the "no wind" effect)

In a preferred embodiment, the first air outlet 71 and the second air outlet 72 are respectively disposed on two opposite sides of the nozzle 7, but not limited thereto.

In a preferred embodiment, the shielding assembly 75 has a fan state for shielding the second air outlet 72, and a fan state for emitting the air flow only from the first air outlet 71 and keeping the second air outlet 72 clear, and an air purifier state for discharging the air flow from the nozzle 7 from the first air outlet 71 and the second air outlet 72, respectively, but not limited thereto.

In a preferred embodiment, the total area of the flow cross-sectional areas of the first outlet 71 and the second outlet 72 is equal to or larger than the flow cross-sectional area of the air inlet, but not limited thereto.

In a preferred embodiment, the shutter assembly 75 includes at least: a baffle 755 driven by the motor 752, wherein the moving stroke of the baffle 755 at least has a fan state of shielding the second air outlet 72 and an air purifier state of exposing the second air outlet 72, but not limited thereto.

In a preferred embodiment, the air flow passes through the body 1 in a first direction and enters the nozzle 7 with the air flow, and the air flow is emitted out of the nozzle 7 after moving in at least a second direction opposite to the first direction, but not limited thereto.

In a preferred embodiment, the nozzle 7 has two outlet air passages extending in a direction parallel to the first direction, and the air flow passes through the outlet air passages in a second direction, and the nozzle 7 has a half-frame-shaped nozzle body bridging both sides of the body 1, but not limited thereto.

In a preferred embodiment, the nozzle 7 and the fan motor assembly 5 are arranged in parallel along a first direction, and the nozzle 7 and the fan motor assembly 5 are at least partially overlapped based on the projection of the same vertical plane, but not limited thereto.

In a preferred embodiment, the first direction is a gravity direction, the second direction is an antigravity direction, the air inlet is located at an upper portion of the body 1 in the gravity direction, the air outlet is located at a lower portion of the body 1 in the gravity direction, and the fan motor assembly 5 is located at a region between the air inlet and the air outlet, but not limited thereto.

Fig. 6 is a schematic view of the second half-shell of the fan according to the present invention in a fan state. Fig. 7 is a sectional view of the nozzle of the fan according to the present invention in a fan state. Fig. 8 is a schematic view of the second half-shell of the fan of the present invention in an air cleaner state. Fig. 9 is a sectional view of the nozzle of the fan of the present invention in a state of an air cleaner. As shown in fig. 6 to 9, the first outlets 71 and the second outlets 72 of the nozzle 7 of the fan of the present invention are arranged in a vertical direction. The shutter assembly 75 mainly includes: a bracket 751, a motor 752, a first gear 753, and a second gear 754. The bracket 751 is arranged in the nozzle 7, the motor 752 is connected to the bracket 751, an output shaft of the motor 752 is connected with a first gear 753, and the output shaft of the motor 752 is perpendicular to the opening direction of the first air outlet 71 or the second air outlet 72. The baffle 755 in this embodiment is a bar-shaped baffle, and extends along the vertical direction, the end of the bar-shaped baffle is provided with a second gear 754, the second gear 754 is meshed and linked with the first gear 753, and the baffle 755 simultaneously covers or simultaneously exposes the second air outlet 72 along with the rotation of the motor, but not limited thereto.

The shielding component 75 of the present invention has a shielding second air outlet 72 in the rotation process, so that the air flow generated by the fan motor component 5 is pressurized and emitted only through the first air outlet 71 (fan state) of the nozzle 7. Or, the second air outlet 72 is completely exposed, so that the air flow generated by the fan motor assembly 5 can be discharged out of the body 1 through the first air outlet 71 and the second air outlet 72 (air purifier state), and the total area of the flow cross-sectional area of the first air outlet 71 and the flow cross-sectional area of the second air outlet 72 is greater than or equal to the flow cross-sectional area of the air inlet, so that the air purifier state is simple, the purified air discharged from two opposite directions can purify the air in each indoor direction more quickly, and the overall experience of users at different indoor positions is improved. The fan structure of the utility model is more suitable for the state of the standard fan.

The specific embodiment of the utility model is as follows:

referring to fig. 1, 2, 6, 7, 8, 9, the fan of the present invention includes a body 1 for generating an air flow and a nozzle 7 for spraying the air flow. Wherein the body 1 comprises at least a top cover, a filter 2, an inlet hood 3 providing an air inlet, a fan-motor assembly 5 for generating an air flow, a housing 8 providing an air outlet, and a nozzle 7. The first side of the housing 8 is provided with an air inlet 81 and the filter 2 is arranged in the housing 8 at a position corresponding to the inside of the air inlet 81. The filter 2 is arranged upstream of the inlet hood 3, the filter 2 surrounding the inlet hood 3. The air inlet cover 3 is arranged at an air inlet of the fan motor component 5. The fan motor assembly 5 causes an air flow through the body 1 in a first direction, which is the direction of gravity. The nozzle 7 is connected to the air outlet for receiving the air flow from the body 1 and outputting the air flow, which enters the nozzle 7 with the air flow, which is emitted out of the nozzle 7 after moving at least in a second direction opposite to the first direction, which is the anti-gravity direction. The air inlet is provided in an inlet hood 3, which inlet hood 3 is located in the upper part of the body 1 in the direction of gravity. The air outlet is located in the lower part of the second side of the casing 8 of the body 1 in the direction of gravity and the fan-motor assembly 5 is located in the region between the air inlet and the air outlet. The nozzle 7 has at least one outlet duct, the extension direction of which is parallel to the first direction, and the air flow passes through the outlet duct in the second direction. The fan of the utility model adopts an air duct design completely different from the prior art, the air suction direction of the fan motor component 5 is reversed, high air suction is carried out from the upper part of the body part 1, air flow passes through the fan motor component 5 from top to bottom and enters the nozzle 7, and the air flow flows from bottom to top through the nozzle 7.

The baffle 755 driven by the motor 752 rotates, so that when the baffle 755 shields the second air outlet 72, the fan-motor assembly 5 generates air flow, and the air flow is pressurized and emitted only through the first air outlet 71 (in the fan state) of the nozzle 7.

Or the baffle 755 driven by the motor 752 rotates, so that the baffle 755 does not shield the second air outlet 72, and both the first air outlet 71 and the second air outlet 72 can be exposed from the nozzle 7. Make fan motor assembly 5 produce the air current and can be passed through first air outlet 71 and second air outlet 72 (air purifier state) simultaneously by discharge body 1, the total area of the flow cross-sectional area of first air outlet 71 and the flow cross-sectional area of second air outlet 72 is more than or equal to air inlet's flow cross-sectional area to real pure air purifier state, the air that purifies from two opposite direction exhaust can purify indoor each direction's air more fast, promote indoor different position user's whole experience.

The utility model overlaps the position layout of the fan motor component 5 and the position layout of the nozzle 7 in the first direction, further reduces the whole height, and fully utilizes the idle space in the center of the nozzle 7. Moreover, on the premise of equal height, the utility model can realize a larger nozzle 7 and enhance the air supply capability. The nozzle 7 and the fan motor assembly 5 in the present invention may be arranged in parallel in the first direction (or the second direction), and the nozzle 7 and the fan motor assembly 5 may at least partially overlap each other based on the projection of the same vertical plane. This allows the outlet 71 of the nozzle 7 to be disposed at the same level as the fan motor assembly 5, even at a level lower than the level of the fan motor assembly 5. According to the utility model, through the improvement of the air channel, the long-distance air flow stroke of the air flow passing through the fan motor assembly and the nozzle in the single direction in the prior art is divided into at least two short-distance air flow strokes in opposite directions, and the two short-distance air flow strokes can be mutually parallel, so that the industrial technical barrier that the fan motor assembly and the nozzle must be sequentially arranged in the height direction is broken through, the overall height of the fan can be greatly reduced, the gravity center of a product is also reduced, and the stability of the standing posture of the product is improved. And the air inlet that is located the top position can not inhale the dust on ground when breathing in, has reduced the use load of filter screen, need not to change the filter screen frequently, has reduced the use cost of bladeless fan filter screen greatly.

In summary, the present invention is directed to a fan, which can change the air channel state in the fan, so that the fan can be switched between a pure air purifier state and a fan state with an air purifier, thereby enlarging the use scene and improving the user experience.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims (10)

1. A fan, comprising:

-an integral body (1) comprising an air inlet, a filter (2), an air outlet and a fan-motor assembly (5) for generating an air flow; and

and the nozzle (7) is connected with the air outlet and is used for receiving the air flow passing through the filter (2) from the body (1) and outputting the air flow, and the nozzle (7) comprises a first air outlet (71), a second air outlet (72) and a shielding component (75) capable of shielding the second air outlet (72) which are arranged in an opposite direction.

2. The fan as claimed in claim 1, wherein the first outlet (71) and the second outlet (72) are respectively disposed at two opposite sides of the nozzle (7).

3. The fan according to claim 1, characterized in that said shutter assembly (75) has a fan condition of shutter said second outlet mouth (72), said air flow being emitted only from said first outlet mouth (71) and an air purifier condition of leaving said second outlet mouth (72) free, said air flow exiting said nozzle (7) from said first outlet mouth (71) and second outlet mouth (72), respectively.

4. The fan according to claim 1, characterized in that the sum of the cross-sectional flow area of the first outlet mouth (71) and the cross-sectional flow area of the second outlet mouth (72) is equal to or greater than the cross-sectional flow area of the air inlet.

5. The fan according to any one of claims 1 to 4, characterized in that said shutter assembly (75) comprises: and the moving stroke of the baffle (755) at least has a fan state of shielding the second air outlet (72) and an air purifier state of exposing the second air outlet (72).

6. The fan according to claim 5, characterized in that said first outlets (71) of said nozzles (7) are arranged in a vertical direction and said second outlets (72) are arranged in a vertical direction;

the shutter assembly (75) further comprises:

the bracket (751) is arranged in the nozzle (7), the motor (752) is connected with the bracket (751), an output shaft of the motor (752) is connected with a first gear (753), and the output shaft of the motor (752) is perpendicular to the opening direction of the first air outlet (71) or the second air outlet (72);

the baffle (755) is a strip baffle, extends along the vertical direction, the end part of the strip baffle is provided with a second gear (754), the second gear (754) is meshed and linked with the first gear (753), and along with the rotation of the motor, the baffle (755) simultaneously shields or simultaneously exposes the second air outlet (72).

7. The fan according to claim 6, characterized in that the air flow passes through the body (1) in a first direction, enters the nozzle (7) with the air flow, and is emitted out of the nozzle (7) at least after moving in a second direction opposite to the first direction.

8. The fan according to claim 7, characterized in that the nozzle (7) has two outlet air ducts, the extension of which is parallel to the first direction, the air flow passing through the outlet air ducts in the second direction, the nozzle (7) having a nozzle body of a half-frame shape, which nozzle body bridges the body (1) on both sides.

9. The fan according to claim 7, characterized in that the nozzle (7) and the fan-motor assembly (5) are arranged in parallel along the first direction, and the nozzle (7) and the fan-motor assembly (5) each overlap at least partially based on the projection of the same vertical plane.

10. The fan according to claim 9, wherein the first direction is a direction of gravity and the second direction is an anti-gravity direction, the air inlet is located at an upper portion of the body (1) in the direction of gravity, the air outlet is located at a lower portion of the body (1) in the direction of gravity, and the fan-motor assembly (5) is located at a region between the air inlet and the air outlet.

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