CN215170932U - Hanging screen fan - Google Patents
Hanging screen fan Download PDFInfo
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- CN215170932U CN215170932U CN202121152468.4U CN202121152468U CN215170932U CN 215170932 U CN215170932 U CN 215170932U CN 202121152468 U CN202121152468 U CN 202121152468U CN 215170932 U CN215170932 U CN 215170932U
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- 238000005452 bending Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a screen-hanging fan, which comprises a shell, a first fan and a second fan, wherein the first fan and the second fan are arranged in the shell; the first fan comprises a first air supply outlet, the second fan comprises a second air supply outlet, the first air supply outlet and the second air supply outlet correspond to two opposite ends of the air outlet portion respectively, a first air guide sheet is arranged at the position of the first air supply outlet, and a second air guide sheet is arranged at the position of the second air supply outlet. The utility model provides a hang screen fan, because air-out portion sets up the top that long strip can direct mount in graphoscope, does not occupy the desktop space. The first air supply outlet and the second air supply outlet correspond to two opposite ends of the air outlet part respectively and are guided by the first air guide sheet and the second air guide sheet so as to meet the wind power requirement of the whole strip-shaped air outlet part.
Description
Technical Field
The utility model relates to a fan field especially relates to a hang screen fan.
Background
In hot summer, the small electric fan on the desktop is cooling equipment commonly used by office people, and can be used together with an air conditioner or independently used. The electric fan is small in size, can be directly placed beside a computer on a desktop for use, and is convenient to use. The electric fan has the following defects: occupies the space of the desk, and the noise generated when the blades rotate is larger.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model is to provide a hang screen fan that uses when being applicable to the official working, do not occupy the desktop space.
In order to achieve the above object, the embodiment of the present invention provides a technical solution that:
a screen-hanging fan is characterized by comprising a shell, a first fan and a second fan, wherein the first fan and the second fan are arranged in the shell; the first fan comprises a first air supply outlet, the second fan comprises a second air supply outlet, the first air supply outlet and the second air supply outlet correspond to two opposite ends of the air outlet portion respectively, a first air guide sheet is arranged at the position of the first air supply outlet, and a second air guide sheet is arranged at the position of the second air supply outlet.
Preferably, the first fan is a centrifugal fan and comprises a first impeller and a first volute surrounding the first impeller, and the first volute is provided with the first air supply outlet on one side facing the air outlet part; the second fan is a centrifugal fan and comprises a second impeller and a second volute surrounding the second impeller, the second volute faces one side of the air outlet portion and is provided with a second air supply outlet, and the first air supply outlet and the second air supply outlet are arranged side by side in the length direction of the air outlet portion.
Preferably, the first fan and the second fan are respectively arranged at two ends of the air outlet portion in the length direction, a first air inlet is formed at the position, corresponding to the first fan, of the upper side and/or the lower side of the shell, and a second air inlet is formed at the position, corresponding to the second fan, of the upper side and/or the lower side of the shell.
Preferably, the first air guiding sheet and the second air guiding sheet are both bent and have opposite bending directions.
Preferably, the first volute and the second volute are connected at the central position corresponding to the length direction of the air outlet portion, and the first air guide sheet and the second air guide sheet are symmetrically distributed relative to the position where the first volute and the second volute are connected.
Preferably, the first fan and the second fan are vertically overlapped and arranged corresponding to the central position of the air outlet part in the length direction.
Preferably, the casing is formed with the air inlet chamber between first fan and the second fan, the air inlet chamber with the inner space of first fan and second fan is linked together, the upside of casing is formed with first air intake in the position department that corresponds first fan, the downside of casing is formed with the second air intake in the position department that corresponds the second fan, the casing is at its one side that deviates from air-out portion forms the third air inlet that communicates the air inlet chamber.
Preferably, the first air supply outlet and the second air supply outlet are respectively located on two opposite sides of the first fan/the second fan, and the first air guide sheet and the second air guide sheet are both bent and bent in opposite directions.
Preferably, the air outlet part is bent, and the air outlet direction is consistent with the axial direction of the first fan/the second fan.
Preferably, the hanging fan further comprises a clamping member connected to the bottom of the housing.
In the above-mentioned scheme of this application, the air-out portion of hanging the screen fan can directly install in computer display's top, does not occupy the desktop space. First fan sends out the wind-stream to air-out portion through first supply-air outlet, and the second fan sends out the wind-stream to air-out portion through the second supply-air outlet, and first supply-air outlet and second supply-air outlet correspond the relative both ends of air-out portion respectively to guide through first guide vane and second guide vane, in order to satisfy the wind-force requirement of whole rectangular form air-out portion. In addition, the noise of fan is mostly offset in the casing for hang the noise little when screen fan air-out.
Drawings
FIG. 1 is a first perspective view of a first embodiment of a wall mounted fan according to the present application;
FIG. 2 is a second perspective view of the hanging fan of the present application;
FIG. 3 is an assembled view of a first embodiment of a wall mounted fan according to the present application;
FIG. 4 is a partial view of FIG. 3;
FIG. 5 is a first perspective view of a second embodiment of a wall mounted fan according to the present application;
FIG. 6 is a second perspective view of a second embodiment of a wall mounted fan according to the present application;
FIG. 7 is a schematic cross-sectional view of a second embodiment of a wall mounted fan according to the present application;
FIG. 8 is an assembled view of a second embodiment of a wall mount fan according to the present application;
fig. 9 is another assembly view of the second embodiment of the hanging fan of the present application.
The reference numbers illustrate:
100-shell, 110-air outlet part and 111-air outlet;
101-a first air inlet, 102-a second air inlet, 103-a third air inlet and 104-an air inlet cavity;
120-lower shell, 130-upper shell, 140-first containing shell, 150-second containing shell, 160-third containing shell and 170-air outlet shell;
210-a first fan, 211-a first fan wheel, 212-a first volute, 220-a second fan, 221-a second fan wheel, 222-a second volute;
310-a first wind-guiding sheet, 320-a second wind-guiding sheet.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the drawings and specific embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In the following description, reference is made to the expression "some embodiments" which describe a subset of all possible embodiments, but it should be understood that "some embodiments" may be the same subset or different subsets of all possible embodiments, and may be combined with each other without conflict.
It will also be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "inner," "outer," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1 to 4, as an embodiment of the present invention, a screen-hanging fan includes a casing 100, and a first fan 210 and a second fan 220 disposed in the casing 100, wherein the casing 100 is provided with a strip-shaped air outlet portion 110 at one side of the first fan 210 and the second fan 220, and an air outlet 111 is formed at a free end of the air outlet portion 110; the first fan 210 includes a first air supply outlet, the second fan 220 includes a second air supply outlet, the first air supply outlet and the second air supply outlet respectively correspond to two opposite ends of the air outlet 110, the first air supply outlet is provided with a first air guiding sheet 310, and the second air supply outlet is provided with a second air guiding sheet 320.
The air outlet portion 110 can be directly installed at the top of the computer display, and the air outlet portion 110 is preferably long-strip-shaped, so that the range towards which the whole display screen faces can be blown out by air. The free end of the air outlet portion 110 is formed with an air outlet 111 which is also in a long strip shape, and the first fan 210 and the second fan 220 respectively supply air corresponding to two opposite ends of the air outlet portion 110 so as to meet the wind power requirement of the whole long strip-shaped air outlet 111. The first air guiding sheet 310 is used for guiding the wind flow direction of the first fan 210, the second air guiding sheet 320 is used for guiding the wind flow direction of the second fan 220, and the arrangement of the first air guiding sheet 310 and the second air guiding sheet 320 enables the air output at each position of the air outlet portion 110 to be uniform.
In the above-mentioned scheme of this application, the air-out portion 110 of hanging the screen fan can directly be installed in the top of graphoscope, does not occupy the desktop space. The first fan 210 sends the wind to the air outlet portion 110 through the first air supply outlet, the second fan 220 sends the wind to the air outlet portion 110 through the second air supply outlet, the first air supply outlet and the second air supply outlet correspond to two opposite ends of the air outlet portion 110 respectively and are guided through the first air guiding sheet 310 and the second air guiding sheet 320, and therefore the wind requirement of the whole strip-shaped air outlet portion 110 is met. In addition, the noise of the fan is mostly offset in the casing 100, so that the noise is low when the hanging screen fan blows out air.
As a preferred embodiment of the present invention, the first fan 210 is a centrifugal fan, and includes a first impeller 211 and a first volute 212 surrounding the first impeller 211, and the first volute 212 is provided with a first air supply opening on one side facing the air outlet 110. The centrifugal fan has the characteristics of high efficiency and low noise, and after the first fan 210 accelerates the airflow, the airflow is accelerated in the first volute 212 to form an airflow which is sent out from the first air supply outlet. First volute 212 may extend in a logarithmic or archimedean spiral for better acceleration. Similarly, the second fan 220 may also be a centrifugal fan, the second fan 220 includes a second fan wheel 221 and a second volute 222 surrounding the second fan wheel 221, and the second volute 222 is provided with a second air supply opening on a side facing the air outlet portion 110, and the effects of the second air supply opening are not repeated. The first air supply outlet and the second air supply outlet are arranged side by side in the length direction of the air outlet part 110 so as to meet the wind power requirement of the whole strip-shaped air outlet 111.
Further, the first fan 210 and the second fan 220 may be respectively disposed corresponding to two ends of the air outlet portion 110 in the length direction, the upper side and/or the lower side of the casing 100 is formed with the first air inlet 101 at a position corresponding to the first fan 210, and the upper side and/or the lower side of the casing 100 is formed with the second air inlet 102 at a position corresponding to the second fan 220. A part of air enters the first fan 210 through the first air inlet 101, and is accelerated by the first fan 210 to form an air flow, and then the air flow is sent out from one end of the air outlet part 110, and another part of air enters the second fan 220 through the second air inlet 102, and is accelerated by the second fan 220 to form an air flow, and then the air flow is sent out from the other end of the air outlet part 110. In order to ensure that the wind flow generated by the first fan 210 and the wind flow generated by the second fan 220 do not interfere with each other, the first wind-guiding sheet 310 and the second wind-guiding sheet 320 may be bent and bent in opposite directions. And the first air guiding sheet 310 and the second air guiding sheet 320 can enable the air flow to be uniformly dispersed at each position of the air outlet 111, so that the comfort level of the air blowing is improved.
Among other things, the housing 100 may include the upper and lower casings 130 and 120, and the first and second volutes 212 and 222 may be integrally formed with the housing 100. The first volute 212 and the second volute 222 are connected at the central position corresponding to the length direction of the air outlet portion 110, and the first air guiding sheet 310 and the second air guiding sheet 320 are symmetrically distributed relative to the position where the first volute 212 and the second volute 222 are connected. In the present embodiment, to ensure symmetry, the first fan 210 and the second fan 220 are symmetrically disposed along the central position of the air outlet portion 110 in the length direction, the first volute 212 and the second volute 222 may be connected at the central position of the air outlet portion 110 in the length direction, and the first air guiding sheet 310 and the second air guiding sheet 320 are also symmetrically disposed to ensure uniformity of the air volume.
Referring to fig. 5 to 9, as another embodiment of the present invention, the screen-hanging fan includes a casing 100, and a first fan 210 and a second fan 220 disposed in the casing 100, wherein the casing 100 is provided with an air outlet portion 110 at one side of the first fan 210 and the second fan 220, and an air outlet 111 is formed at a free end of the air outlet portion 110; the first fan 210 includes a first air supply outlet, the second fan 220 includes a second air supply outlet, the first air supply outlet and the second air supply outlet respectively correspond to two opposite ends of the air outlet 110, the first air supply outlet is provided with a first air guiding sheet 310, and the second air supply outlet is provided with a second air guiding sheet 320. The first fan 210 is a centrifugal fan, and includes a first impeller 211 and a first volute 212 surrounding the first impeller 211, and the first volute 212 is provided with a first air supply opening on a side facing the air outlet 110. The second fan 220 is a centrifugal fan, and includes a second impeller 221 and a second volute 222 surrounding the second impeller 221, and the second volute 222 is provided with a second air supply outlet on a side thereof facing the air outlet 110. The first fan 210 and the second fan 220 are stacked up and down and are disposed corresponding to the central position of the air outlet portion 110 in the length direction.
Compared with the previous embodiment, the first fan 210 and the second fan 220 are stacked up and down and are disposed at the central position in the length direction of the air outlet portion 110, so that the circuit of the motor is easier to arrange, and meanwhile, the air inlet is convenient to be disposed in a concentrated manner.
Specifically, the casing 100 may include a first accommodating case 140, a second accommodating case 150, a third accommodating case 160, and an air outlet case 170, where the air outlet case 170 forms the air outlet portion 110, an accommodating space formed by the first accommodating case 140 and the second accommodating case 150 is used for accommodating the first fan 210, and an accommodating space formed by the second accommodating case 150 and the third accommodating case 160 is used for accommodating the second fan 220. The first accommodating case 140, the second accommodating case 150, and the third accommodating case 160 are sequentially connected to each other and then connected to the air outlet case 170.
Preferably, the housing 100 is provided with an air inlet cavity 104 between the first fan 210 and the second fan 220, the air inlet cavity 104 is disposed on the second accommodating case 150, the air inlet cavity 104 is communicated with the inner spaces of the first fan 210 and the second fan 220, a first air inlet 101 is formed at the upper side of the housing 100 at a position corresponding to the first fan 210, a second air inlet 102 is formed at the lower side of the housing 100 at a position corresponding to the second fan 220, and a third air inlet 103 communicated with the air inlet cavity 104 is formed at one side of the housing 100 facing away from the air outlet 110. The third air inlet 103 is used for both the air inlet of the first fan 210 and the air inlet of the second fan 220, and the air entering from the third air inlet 103 enters the air inlet chamber 104. The first fan 210 simultaneously feeds air through the air inlet chamber 104 and the first air inlet 101, and the second fan 220 simultaneously feeds air through the air inlet chamber 104 and the second air inlet 102, so as to ensure sufficient air inlet volume.
Further, the first air supply outlet and the second air supply outlet are respectively located at two opposite sides of the first fan 210/the second fan 220, and the first air guiding sheet 310 and the second air guiding sheet 320 are both bent and bent in opposite directions. Although the first fan 210 and the second fan 220 are uniformly arranged in the middle of the casing 100, the air outlet directions are different. The first air supply opening and the second air supply opening face different ends of the air outlet part 110 respectively, and air quantity at each position is adjusted through the first air guiding sheet 310 and the second air guiding sheet 320.
As a specific implementation manner of this embodiment, the air outlet portion 110 is bent, and the air outlet direction is the same as the axial direction of the first fan 210/the second fan 220. Because the air outlet portion 110 is bent, the air outlet 111 faces the user when the housing 100 is mounted on the back of the display. In order to facilitate connection between the screen-hanging fan and the display, the screen-hanging fan may further include a clamping member (not shown) connected to the bottom of the casing 100, and the screen-hanging fan is clamped on the display by the clamping member.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. The protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A screen-hanging fan is characterized by comprising a shell, a first fan and a second fan, wherein the first fan and the second fan are arranged in the shell; the first fan comprises a first air supply outlet, the second fan comprises a second air supply outlet, the first air supply outlet and the second air supply outlet correspond to two opposite ends of the air outlet portion respectively, a first air guide sheet is arranged at the position of the first air supply outlet, and a second air guide sheet is arranged at the position of the second air supply outlet.
2. The screen-hanging fan as claimed in claim 1, wherein the first fan is a centrifugal fan, and comprises a first impeller and a first volute surrounding the first impeller, and the first volute is provided with the first air supply outlet on a side facing the air outlet; the second fan is a centrifugal fan and comprises a second impeller and a second volute surrounding the second impeller, the second volute faces one side of the air outlet portion and is provided with a second air supply outlet, and the first air supply outlet and the second air supply outlet are arranged side by side in the length direction of the air outlet portion.
3. The screen-hanging fan of claim 2, wherein the first fan and the second fan are respectively disposed at two ends of the air outlet portion in the length direction, a first air inlet is formed at a position corresponding to the first fan on the upper side and/or the lower side of the housing, and a second air inlet is formed at a position corresponding to the second fan on the upper side and/or the lower side of the housing.
4. The screen-hanging fan of claim 3, wherein the first air-guiding sheet and the second air-guiding sheet are both bent and bent in opposite directions.
5. The screen-hanging fan of claim 3, wherein the first volute and the second volute are connected at a central position corresponding to the length direction of the air outlet portion, and the first air-guiding sheet and the second air-guiding sheet are symmetrically distributed relative to the position where the first volute and the second volute are connected.
6. The screen-hanging fan of claim 2, wherein the first fan and the second fan are stacked up and down and are disposed corresponding to a central position in a length direction of the air outlet portion.
7. The screen-hanging fan of claim 6, wherein the housing forms an air inlet cavity between the first fan and the second fan, the air inlet cavity is communicated with the inner spaces of the first fan and the second fan, a first air inlet is formed at the upper side of the housing at a position corresponding to the first fan, a second air inlet is formed at the lower side of the housing at a position corresponding to the second fan, and a third air inlet communicated with the air inlet cavity is formed at one side of the housing departing from the air outlet.
8. The screen-hanging fan of claim 6, wherein the first air supply outlet and the second air supply outlet are respectively located at two opposite sides of the first fan/the second fan, and the first air guiding sheet and the second air guiding sheet are both bent and bent in opposite directions.
9. The screen-hung fan according to claim 1, wherein the air outlet portion is bent, and an air outlet direction is in accordance with an axial direction of the first fan/the second fan.
10. A screen hanging fan as claimed in any one of claims 1 to 9 further comprising a clip attached to the bottom of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121152468.4U CN215170932U (en) | 2021-05-26 | 2021-05-26 | Hanging screen fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121152468.4U CN215170932U (en) | 2021-05-26 | 2021-05-26 | Hanging screen fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215170932U true CN215170932U (en) | 2021-12-14 |
Family
ID=79372455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121152468.4U Active CN215170932U (en) | 2021-05-26 | 2021-05-26 | Hanging screen fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215170932U (en) |
-
2021
- 2021-05-26 CN CN202121152468.4U patent/CN215170932U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518131, Block C, 1601, Zhantao Technology Building, Intersection of Minzhi Avenue and Gongye East Road, Xinniu Community, Minzhi Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jianjun Technology Co.,Ltd. Address before: 1708, block C, Zhantao technology building, the intersection of Minzhi Avenue and Gongye East Road, Xinniu community, Minzhi street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN RANVOO TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |