CN111750445A

CN111750445A - New fan

Info

Publication number: CN111750445A
Application number: CN202010435325.8A
Authority: CN
Inventors: 叶海璟
Original assignee: Guangzhou Lang Siwei Environmental Science And Technology Co ltd
Current assignee: Guangzhou Lang Siwei Environmental Science And Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-10-09

Abstract

The invention discloses a fresh air fan which comprises a shell, wherein the shell comprises a first space, a second space, a third space and a fourth space; the air valve module controls air to flow into the second space from the indoor air return opening and/or the outdoor air inlet; the second space is sequentially provided with a first filter screen, an electrostatic ion box, a photocatalytic structure and a second filter screen along an air inflow path, and the photocatalytic structure comprises a first photocatalytic plate, an ultraviolet lamp tube and a second photocatalytic plate which are sequentially arranged; and a power fan is arranged in the third space and used for driving air to flow indoors from indoor and/or outdoor, an indoor fresh air port is formed in the side wall of the fourth space, and the indoor fresh air port is communicated with the fourth space and indoors. The invention can achieve good filtering effect and good sterilization effect.

Description

New fan

Technical Field

The invention relates to the field of air purification equipment, in particular to a new fan.

Background

The fresh air machine is an effective air purification device, can circulate indoor air, on one hand, exhausts indoor dirty air outdoors, on the other hand, filters outdoor fresh air, and then inputs the filtered air indoors, so that fresh and clean air is in a room every moment.

In the prior art, the fresh air machine has a single function, and is usually only provided with a filtering device for filtering, so that a good sterilization effect cannot be achieved.

Disclosure of Invention

The invention aims to provide a fresh air machine which can achieve good sterilization and disinfection effects.

Aiming at the purposes, the invention adopts the following technical scheme:

a new fan comprises a shell, wherein the shell comprises a first space, a second space, a third space and a fourth space which are sequentially arranged along the length direction and are mutually communicated; wherein the content of the first and second substances,

an air valve module is arranged in the first space, an outdoor air inlet and an indoor air return inlet are arranged on the side wall of the first space side by side, the outdoor air inlet is communicated with the first space and the outdoor space, the indoor air return inlet is communicated with the first space and the indoor space, and the air valve module controls air to flow into the second space from the indoor air return inlet and/or the outdoor air inlet;

the second space is sequentially provided with a first filter screen, an electrostatic ion box, a photocatalytic structure and a second filter screen along an air inflow path, the filtering efficiency of the first filter screen is lower than that of the second filter screen, the photocatalytic structure comprises a first photocatalytic plate, an ultraviolet lamp tube and a second photocatalytic plate which are sequentially arranged, and the ultraviolet lamp tube extends along a direction perpendicular to the air inflow path and is parallel to the first photocatalytic plate and the second photocatalytic plate;

a power fan is arranged in the third space and used for driving air to flow into the room from the room and/or the outside;

and an indoor fresh air opening is formed in the side wall of the fourth space and is communicated with the fourth space and the indoor space.

As a preferred technical scheme, the air valve module comprises an air valve main body, a blocking piece capable of rotating relative to the air valve main body, a rotating shaft fixedly connected with the blocking piece, and a driving piece connected with the rotating shaft and capable of driving the rotating shaft to rotate, wherein the air valve main body comprises a first plate body and a second plate body which form a predetermined angle, the first plate body and the second plate body are respectively provided with a first through hole and a second through hole, and the driving piece can drive the blocking piece to move between the first through hole and the second through hole.

As a preferred technical solution, an integrally formed directional member corresponding to the outdoor air inlet and the indoor air return opening is disposed in the first space, a first channel corresponding to the outdoor air inlet and a second channel corresponding to the indoor air return opening are formed between the directional member and the casing, the first channel corresponds to the first through hole, and the second channel corresponds to the second through hole.

As a preferred technical solution, the directional component includes a first directional portion corresponding to the outdoor air inlet and a second directional portion corresponding to the indoor air return inlet, the air valve main body further includes a middle connection plate connecting the first plate body and the second plate body, the first directional portion has a first main plate disposed obliquely, one end of the first main plate is bent to extend to form a first positioning plate, and the first positioning plate is in close contact with the middle connection plate.

As a preferred technical solution, the second orientation portion includes a second main plate and a third main plate connecting the first main plate and the second main plate, one end of the second main plate is bent and extended with a second positioning plate, the second positioning plate is in close contact with the middle connecting plate, and the third main plate is perpendicular to the first main plate and perpendicular to the second main plate.

As a preferable technical solution, the housing further includes a fifth space disposed at one side of the second space, the second space and the fifth space are disposed along a width direction of the housing, and an electronic control module is disposed in the fifth space.

As a preferable technical scheme, the fourth space is an independently arranged noise reduction space, and the air outlet of the power fan and the indoor fresh air inlet are staggered in the width direction of the shell.

As a preferable technical scheme, the projections of the air outlet of the power fan and the indoor fresh air inlet on the cross section of the width of the shell are not overlapped.

The invention has the beneficial effects that: according to the invention, the first filter screen, the electrostatic ion box, the photocatalytic structure and the second filter screen are sequentially arranged along the air inflow path, so that a good filtering effect is achieved, and meanwhile, a good sterilizing and disinfecting effect can be achieved.

Drawings

FIG. 1 is a schematic view of a fresh air machine of the present invention;

FIG. 2 is a perspective view of the fresh air machine of the present invention;

FIG. 3 is a schematic view of the internal structure of the fresh air machine of the present invention;

FIG. 4 is one of the perspective views of the damper module of the fresh air machine of the present invention;

FIG. 5 is a second perspective view of the damper module of the new air blower of the present invention;

FIG. 6 is a third perspective view of the damper module of the new air blower of the present invention;

fig. 7 is a schematic structural view of the fresh air machine of the present invention.

Detailed Description

For a better understanding of the objects, structure, features, and functions of the invention, reference should be made to the drawings and detailed description that follow. It should be noted that the features illustrated in the drawings are not necessarily drawn to scale. Moreover, the described embodiments are a few embodiments of the invention, rather than all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "front", "rear", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1, fig. 2 and fig. 3, a new fan according to a preferred embodiment of the present invention includes a casing 1, where the casing 1 includes a first space 11, a second space 12, a third space 13 and a fourth space 14, which are sequentially arranged along a length direction and are communicated with each other, and a fifth space 15, which is arranged at one side of the second space 12, and the second space 12 and the fifth space 15 are arranged along a width direction of the casing 1. The boundaries of the second space 12 and the fifth space 15 in the longitudinal direction of the housing 1 are located on the same line so that the housing 1 has a good space layout.

As shown in fig. 3 to 6, the air valve module 2 is disposed in the first space 11, and the outdoor air inlet 16 and the indoor air return 17 are disposed side by side on the side wall of the first space 11. The outdoor air inlet 16 is communicated with the first space 11 and the outdoor space, that is, the first space 11 and the outdoor space are communicated through the outdoor air inlet 16. The indoor air return opening 17 is communicated with the first space 11 and the indoor, namely, the first space 11 and the indoor are communicated through the indoor air return opening 17. The air valve module 2 controls air to flow into the second space 12 from the indoor air return opening 17 and/or the outdoor air inlet opening 16, so that only indoor air return or only outdoor air inlet can be realized, and indoor air return and outdoor air inlet can also be realized simultaneously.

The air valve module 2 includes an air valve main body 21, a stopper 22 capable of rotating relative to the air valve main body 21, a rotating shaft 23 fixedly connected to the stopper 22, and a driving member 24 connected to the rotating shaft 23 and capable of driving the rotating shaft 23 to rotate, the air valve main body 21 includes a first plate body 211 and a second plate body 212 forming a predetermined angle, the angle arrangement of the first plate body 211 and the second plate body 212 may be determined according to specific situations, for example, a 90 degree or other reasonable angle may be formed between the first plate body 211 and the second plate body 212. The first plate 211 and the second plate 212 are respectively provided with a first through hole 213 and a second through hole 214, and the driving member 24 can drive the stopper 22 to move between the first through hole 213 and the second through hole 214. The drive member 24 may be an electric motor.

When the stopper 22 moves to and closes the first through hole 213, the outdoor air cannot flow in, and the indoor air can flow in from the indoor return air opening 17. When the stopper 22 moves to the second through hole 214 and closes it, the indoor air cannot flow in, and the outdoor air can flow in from the outdoor air intake 16. When the stopper 22 moves to the middle between the first through hole 213 and the second through hole 214, neither the first through hole 213 nor the second through hole 214 is closed, so that the indoor return air and the outdoor intake air can be simultaneously realized.

The first space 11 is provided with an integrally formed directional component 3 corresponding to the outdoor air inlet 16 and the indoor air return opening 17, a first channel corresponding to the outdoor air inlet 16 and a second channel corresponding to the indoor air return opening 17 are formed between the directional component 3 and the casing 1, the first channel corresponds to the first through hole 213, and the second channel corresponds to the second through hole 214.

The directional component 3 comprises a first directional part 33 corresponding to the outdoor air inlet 16 and a second directional part 34 corresponding to the indoor air return opening 17, the air valve main body 21 further comprises a middle connecting plate 215 connecting the first plate body 211 and the second plate body 212, the first directional part 33 is provided with a first main plate 331 which is obliquely arranged, one end of the first main plate 331 is bent and extends to form a first positioning plate 332, and the first positioning plate 332 is in close contact with the middle connecting plate 215. The first positioning plate 332 may be fixedly connected to the middle connection plate 215 by a fastener or welding, or may be abutted against the middle connection plate 215 by elastic force to achieve close contact.

The second directional portion 34 includes a second main plate 341 and a third main plate 342 connecting the first main plate 331 and the second main plate 341, wherein a second positioning plate 343 is bent and extended at one end of the second main plate 341, the second positioning plate 343 is in close contact with the middle connecting plate 215, and the third main plate 342 is perpendicular to the first main plate 331 and perpendicular to the second main plate 341. The second positioning plate 343 may be fixedly connected to the middle connection plate 215 by a fastener or welding to achieve close contact, or may be abutted against the middle connection plate 215 by elastic force to achieve close contact.

The first positioning plate 332 and the second positioning plate 343 are in close contact with the middle connecting plate 215, so that the air tightness is effectively ensured, and the structure is compact.

The second space 12 is provided with a first filter 4, an electrostatic ion box 5, a photocatalytic structure 6, and a second filter 7 in this order along the air inflow path.

The filtration efficiency of the first filter 4 is lower than the filtration efficiency of the second filter 7. The first filter 4 performs a preliminary filtering function on the air, and may be, for example, a preliminary filter for filtering dust particles of 5 μm or more. The second filter 7 is used for further filtering of the air, and may be, for example, a HEPA high efficiency filter for removing particles of 0.5 micron or more.

The electrostatic ion box 5 is used for electrostatic dust removal.

The photocatalytic structure 6 includes a first photocatalytic plate 61, an ultraviolet lamp 62, and a second photocatalytic plate 63, which are sequentially disposed, and the ultraviolet lamp 62 extends in a direction perpendicular to the air inflow path and is parallel to the first photocatalytic plate 61 and the second photocatalytic plate 63. The first and second

photocatalytic plates

61 and 63 have a photocatalyst, and are irradiated by the ultraviolet lamp 62 to decompose pollutants and purify air.

Through the first filter screen 4, the static ion case 5, the photocatalysis structure 6 and the second filter screen 7 that set gradually, can progressively filter the air and purify to can reach good disinfection's that disinfects purpose.

As shown in fig. 3 and 7, a power fan 8 is provided in the third space 13 for driving air to flow from indoor and/or outdoor to indoor.

The fourth space 14 is a noise reduction space which is independently arranged, an indoor fresh air opening 18 is arranged on the side wall of the fourth space 14, and the indoor fresh air opening 18 is communicated with the fourth space 14 and indoors. The air outlet of the power fan 8 and the indoor fresh air inlet 18 are staggered in the width direction of the shell 1. The air outlet 81 of the power fan 8 and the projection of the indoor fresh air inlet 18 on the width cross section of the shell 1 are not overlapped, so that the wind is prevented from directly flowing into the room at a high speed, and meanwhile, the noise reduction space is pasted with noise reduction materials around, so that the wind speed can be reduced, and the noise is reduced.

An electronic control module 9 is arranged in the fifth space 15. The electronic control module 9 plays a control role, such as controlling the wind power of the power fan 8, controlling whether the electrostatic ion box 5 and the photocatalytic structure 6 are opened or not, and the like.

According to the invention, the first filter screen 4, the electrostatic ion box 5, the photocatalytic structure 6 and the second filter screen 7 are sequentially arranged along the air inflow path, so that a good filtering effect is achieved, and meanwhile, a good sterilization effect can be achieved.

The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all equivalent technical changes that can be made by applying the present invention are included in the scope of the present invention.

Claims

1. A new fan comprises a shell, and is characterized in that the shell comprises a first space, a second space, a third space and a fourth space which are sequentially arranged along the length direction and are mutually communicated; wherein the content of the first and second substances,

2. The new fan in accordance with claim 1, characterized in that: the air valve module comprises an air valve main body, a blocking piece capable of rotating relative to the air valve main body, a rotating shaft fixedly connected with the blocking piece and a driving piece connected with the rotating shaft and capable of driving the rotating shaft to rotate, the air valve main body comprises a first plate body and a second plate body which form a preset angle, the first plate body and the second plate body are respectively provided with a first through hole and a second through hole, and the driving piece can drive the blocking piece to move between the first through hole and the second through hole.

3. The new fan of claim 2, characterized in that: the first space is internally provided with an integrally formed directional piece corresponding to the outdoor air inlet and the indoor air return inlet, a first channel corresponding to the outdoor air inlet and a second channel corresponding to the indoor air return inlet are formed between the directional piece and the shell, the first channel corresponds to the first through hole, and the second channel corresponds to the second through hole.

4. The fresh air machine of claim 3, wherein: the air valve main body further comprises a middle connecting plate which connects the first plate body and the second plate body, the first positioning part is provided with a first main plate which is obliquely arranged, one end of the first main plate is bent and extends to form a first positioning plate, and the first positioning plate is in close contact with the middle connecting plate.

5. The fresh air machine of claim 4, wherein: the second orientation portion comprises a second main board and a third main board which connects the first main board and the second main board, one end of the second main board is bent and extended to form a second positioning plate, the second positioning plate is in close contact with the middle connecting plate, and the third main board is perpendicular to the first main board and the second main board.

6. The new fan in accordance with claim 1, characterized in that: the shell further comprises a fifth space arranged on one side of the second space, the second space and the fifth space are arranged along the width direction of the shell, and an electronic control module is arranged in the fifth space.

7. The new fan in accordance with claim 1, characterized in that: the fourth space is an independently arranged noise reduction space, and the air outlet of the power fan and the indoor fresh air inlet are staggered in the width direction of the shell.

8. The fresh air machine of claim 7, wherein: and the projections of the air outlet of the power fan and the indoor fresh air inlet on the width cross section of the shell are not overlapped.