CN210196136U - Bladeless fan - Google Patents
Bladeless fan Download PDFInfo
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- CN210196136U CN210196136U CN201920994755.6U CN201920994755U CN210196136U CN 210196136 U CN210196136 U CN 210196136U CN 201920994755 U CN201920994755 U CN 201920994755U CN 210196136 U CN210196136 U CN 210196136U
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- bladeless
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Abstract
The utility model discloses a bladeless fan, including base, fan casing, air-out structure and fan, the air-out structure is established on fan casing, and fan casing establishes on the base, and inside the fan was located fan casing, fan casing includes the lower part casing and establishes the fan upper cover at lower part casing top, and the fan is fixed in the unsettled setting in fan upper cover lower part, fan upper portion has stretches into the air-out section, stretches into the air-out section and establishes in the fan upper cover. The fan of the fan is directly fixed on the upper cover of the fan, the fan is suspended in the fan shell, and the cavity in the fan shell is large, so that the running noise of the fan can be well reduced, and the quality of the fan is improved; and the fan air outlet is nearer with fan air-out structure, can improve the air-out effect.
Description
Technical Field
The utility model belongs to the technical field of the fan technique and specifically relates to a bladeless fan is related to.
Background
The internal structure of the conventional bladeless air purification fan is too complex, most fans are fixed on a base of the fan through a supporting cylinder or a supporting plate, the upper part of the fan is communicated with an upper air outlet structure through a longer air pipe, the internal structure of the fan is complex, the occupied space is large, the volume of an air inlet cavity inside a fan shell is small, the noise reduction effect on the fan is poor, the running noise of the fan is large, and the quality of the fan is influenced; and the air outlet and guiding section of the fan is longer, so that the air outlet effect is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to solve the technical problem that a bladeless fan is provided to reach the purpose that reduces fan noise in operation.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the bladeless fan comprises a base, a fan shell, an air outlet structure and a fan, wherein the air outlet structure is arranged on the fan shell, the fan shell is arranged on the base, the fan is located inside the fan shell, the fan shell comprises a lower shell and an upper fan cover arranged at the top of the lower shell, the fan is fixed on the lower portion of the upper fan cover in a suspension mode, an air outlet section stretches into the upper fan portion, and the air outlet section stretches into the upper fan cover.
Furthermore, the air outlet structure is an annular air outlet ring, an air outlet is formed in the annular air outlet ring, air openings are formed in two opposite sides of the air inlet and outlet section of the fan, and the lower end of the annular air outlet ring is communicated with the corresponding side air openings.
The upper cover of the fan is connected with the lower shell through a fastener or clamping connection.
An air inlet hole is formed in the lower shell, and a filter element is arranged on the inner side of the lower shell corresponding to the air inlet hole.
And an upper air inlet of the fan extending into the air outlet section is aligned with the lower end of the annular air outlet ring at the corresponding side.
And a cavity groove is formed in the upper cover of the fan, and the extending air outlet section is positioned in the cavity groove.
The lower casing includes shell and inner shell, and the shell joint is on the inner shell, the lower extreme and the base of inner shell link to each other, and the upper end and the fan upper cover of inner shell link to each other, and the filter core is established between shell and inner shell.
The outside of inner shell is equipped with the recess, and the filter core is the filter, and the filter is established in the recess.
The fan is a centrifugal fan, and an air inlet on the side surface of the centrifugal fan is arranged corresponding to the filter element.
Compared with the prior art, the utility model, have following advantage:
the bladeless fan is reasonable in structural design, the fan of the fan is directly fixed on the upper cover of the fan, the fan is suspended in the fan shell, and the cavity in the fan shell is large, so that the running noise of the fan can be well reduced, and the quality of the fan is improved; and the fan air outlet is nearer with fan air-out structure, can improve the air-out effect.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic view of the fan of the present invention.
Fig. 2 is a schematic view of the structure of the inner shell of the present invention.
In the figure:
1. the fan comprises a base, 2. a rotating disc, 3. a fan shell, 4. a filter element, 5. a centrifugal fan, 6. an air inlet section, 7. an air guide pipe, 8. a fan upper cover, 9. an annular air outlet ring, 10. an air outlet, 11. a connecting end and 12. an inner shell.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the bladeless fan comprises a base 1, a fan housing 3, an air outlet structure and a fan, wherein the air outlet structure is arranged on the fan housing, the fan housing 3 is arranged on the base, the fan is located inside the fan housing, the fan housing comprises a lower housing and a fan upper cover 8 arranged at the top of the lower housing, the fan is fixed at the lower part of the fan upper cover in a suspension manner, an air outlet section 6 is arranged on the upper part of the fan, and the air outlet section 6 is arranged in the fan upper cover in a fixed manner.
The fan of the fan is directly fixed on the upper cover of the fan, the fan is suspended in the fan shell, and the cavity in the fan shell is large, so that the running noise of the fan can be well reduced, and the quality of the fan is improved; and the fan air outlet is nearer with fan air-out structure, can improve the air-out effect.
The air outlet structure is an annular air outlet ring 9, an air outlet 10 is arranged on the annular air outlet ring 9, air ports are arranged on two opposite sides of an air inlet and outlet section of the fan, and the lower end of the annular air outlet ring is communicated with the corresponding side air ports. The upper air inlet of the fan extending into the air outlet section is aligned with the lower end of the annular air outlet ring at the corresponding side.
The upper cover of the fan is internally provided with an air guide pipe 7, and the air guide pipes 7 are a pair which are oppositely arranged; one end of an air guide pipe is connected with an air opening at one side of the air inlet and outlet section of the fan, and the other end of the side air guide pipe is connected with a connecting end 11 at the lower end of the same side of the annular air outlet ring. Or the air opening at one side of the fan extending into the air outlet section is directly connected with the lower end of the corresponding side of the annular air outlet ring. Shorten wind channel length, improve the air-out effect.
The fan is a centrifugal fan 5, an air inlet on the side surface of the centrifugal fan is arranged corresponding to the filter element, and the air outlet of the centrifugal fan is an air outlet section extending into the upper part of the centrifugal fan. The centrifugal fan is fixed on the lower portion of the upper fan cover and arranged in the fan shell in a hanging mode, and no other parts except the centrifugal fan are arranged in the inner cavity of the fan shell, so that an air inlet cavity is formed to be large, and noise reduction is facilitated.
The upper cover of the fan is connected with the lower shell through a fastener or clamping connection; an air inlet hole is arranged on the lower shell, and a filter element 4 is arranged on the inner side of the lower shell corresponding to the air inlet hole.
The lower shell comprises an outer shell and an inner shell 12, the outer shell is clamped on the inner shell, the lower end of the inner shell is connected with the rotating disc 2 on the base, the upper end of the inner shell is connected with the upper cover of the fan, and the filter element is arranged between the outer shell and the inner shell; the inner shell and the outer shell are connected through clamping, so that the filter plate is convenient to disassemble and replace. The outside of inner shell is equipped with the recess, crosses the filter core and is the filter, and the filter is established in the recess, and the filter installation location of being convenient for is easy and simple to handle.
The upper cover of the fan is provided with a cavity groove, the air outlet section extending into the cavity groove is fixedly inserted into the cavity groove, and the lower end of the annular air outlet ring can extend into the cavity groove and is directly butted with an air port extending into the air outlet section, so that the air outlet effect is improved.
The above-mentioned features are merely for describing preferred embodiments of the present invention and may be arbitrarily combined to form a plurality of embodiments of the present invention.
The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (9)
1. The utility model provides a bladeless fan, includes base, fan housing, air-out structure and fan, the air-out structure is established on fan housing, and fan housing establishes on the base, and the fan is located inside fan housing, its characterized in that: the fan shell comprises a lower shell and an upper fan cover arranged at the top of the lower shell, the fan is fixed at the lower part of the upper fan cover and arranged in a suspension mode, the upper portion of the fan is provided with an air inlet and outlet section, and the air inlet and outlet section is arranged in the upper fan cover.
2. The bladeless fan of claim 1, wherein: the air outlet structure is an annular air outlet ring, an air outlet is formed in the annular air outlet ring, air openings are formed in two opposite sides of the air inlet and outlet section of the fan, and the lower end of the annular air outlet ring is communicated with the corresponding side air openings.
3. The bladeless fan of claim 1, wherein: the upper cover of the fan is connected with the lower shell through a fastener or clamping connection.
4. The bladeless fan of claim 1, wherein: an air inlet hole is formed in the lower shell, and a filter element is arranged on the inner side of the lower shell corresponding to the air inlet hole.
5. The bladeless fan of claim 2, wherein: and an upper air inlet of the fan extending into the air outlet section is aligned with the lower end of the annular air outlet ring at the corresponding side.
6. The bladeless fan of claim 2, wherein: and a cavity groove is formed in the upper cover of the fan, and the extending air outlet section is positioned in the cavity groove.
7. The bladeless fan of claim 4, wherein: the lower casing includes shell and inner shell, and the shell joint is on the inner shell, the lower extreme and the base of inner shell link to each other, and the upper end and the fan upper cover of inner shell link to each other, and the filter core is established between shell and inner shell.
8. The bladeless fan of claim 7, wherein: the outside of inner shell is equipped with the recess, and the filter core is the filter, and the filter is established in the recess.
9. The bladeless fan of claim 4, wherein: the fan is a centrifugal fan, and an air inlet on the side surface of the centrifugal fan is arranged corresponding to the filter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994755.6U CN210196136U (en) | 2019-06-28 | 2019-06-28 | Bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994755.6U CN210196136U (en) | 2019-06-28 | 2019-06-28 | Bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210196136U true CN210196136U (en) | 2020-03-27 |
Family
ID=69869610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920994755.6U Active CN210196136U (en) | 2019-06-28 | 2019-06-28 | Bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210196136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876852A (en) * | 2022-06-10 | 2022-08-09 | 浙江优美莱控股集团有限公司 | Height self-adjusting bladeless fan |
-
2019
- 2019-06-28 CN CN201920994755.6U patent/CN210196136U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876852A (en) * | 2022-06-10 | 2022-08-09 | 浙江优美莱控股集团有限公司 | Height self-adjusting bladeless fan |
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