CN211903099U - Fan protecting net with flow guiding function - Google Patents
Fan protecting net with flow guiding function Download PDFInfo
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- CN211903099U CN211903099U CN202020389487.8U CN202020389487U CN211903099U CN 211903099 U CN211903099 U CN 211903099U CN 202020389487 U CN202020389487 U CN 202020389487U CN 211903099 U CN211903099 U CN 211903099U
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- wind
- guiding
- mounting flange
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- leeward side
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Abstract
The utility model discloses a take fan protecting wire net of water conservancy diversion function, including a plurality of wind-guiding grids that are the annular and arrange and connect wind-guiding grid's wind-guiding rib, every wind-guiding grid's cross section all is the wedge structure of windward side narrower, leeward side broad, and the wind-guiding clearance between the adjacent wind-guiding grid is windward side opening big, and the little toper funnel-shaped structure of leeward side opening, wind-guiding rib set up and are spiral curve. Through designing into the wind-guiding grid that the clearance windward side opening is big, the toper funnel-shaped structure that leeward side opening is little, the interface of wind-guiding grid and wind-guiding rib is windward side narrower, the wedge structure of leeward side broad, set the spiral curve form to the wind-guiding rib simultaneously, the export wind channel direction that can make the air wind-guiding grid when flowing in-process through the wind channel is unanimous with fluid motion orbit direction, and make the space maximize, effectively reduce air turbulence and vortex resistance.
Description
Technical Field
The utility model relates to a ventilation cooling technical field especially relates to a take fan protecting wire net of water conservancy diversion function.
Background
The grid strip shape of fan guard nets such as traditional air conditioner outer machine/heat pump set is more on a parallel with the wind channel direction, and the shape is the straight line shape mostly, and the rib of fan guard net is also the straight line shape mostly simultaneously, and above these designs do not consider that the flabellum promotes the fluid movement orbit that the air current is toper vortex form and spiral outward diffusion after rotatory, lead to the unit business turn over wind resistance too big to make unit air-out flow and unit noise can't realize the optimum.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the utility model provides a take fan protecting wire net of water conservancy diversion function which can solve the above-mentioned technical problem that exists among the prior art.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a take fan protecting wire net of water conservancy diversion function, includes a plurality of wind-guiding grids and the connection that are the annular and arrange wind-guiding grid's wind-guiding rib, every wind-guiding grid's cross section all is the wedge structure of the windward side narrower, leeward side broad, and adjacent wind-guiding clearance between the wind-guiding grid is that the windward side opening is big, and the little toper funnel-shaped structure of leeward side opening, the setting of wind-guiding rib is spiral curve.
As a preferable technical solution of the fan guard net with the flow guiding function, the spiral direction of the air guiding ribs is consistent with the air draft direction of the fan installed on the air guiding ribs.
As a preferable technical scheme of the fan guard net with the flow guide function, the fan guard net further comprises an inner disc mounting flange and an outer disc mounting flange, wherein the inner disc mounting flange and the outer disc mounting flange are integrated with two ends of the air guide ribs respectively, or the inner disc mounting flange and the outer disc mounting flange are fixedly connected with two ends of the air guide ribs respectively through connecting pieces.
As a preferable technical scheme of the fan guard net with the flow guide function, a plurality of mounting lugs are arranged outside the outer side of the outer disc mounting flange in an outward extending manner, the mounting lugs are uniformly arranged along the axial direction of the outer disc mounting flange, and each mounting lug is provided with at least one mounting hole penetrating through the mounting lug in the thickness direction.
As a preferable technical solution of the fan guard net with the flow guiding function, the mounting flange of the inner disc is provided with a hollowed structure to form ventilation holes.
As a preferable technical solution of the fan guard net with the flow guiding function, the air guiding grilles and the air guiding ribs form a windward side and a leeward side together, and the windward side and the leeward side form a plane structure parallel to each other.
As a preferable technical solution of the fan guard net with the flow guiding function, the air guide grid and the air guide ribs form a windward side and a leeward side together, and both the windward side and the leeward side are arc-shaped surfaces.
As a preferable technical solution of the fan guard net with the flow guiding function, a thread structure is arranged on the outer circumference of the mounting flange of the outer disc.
As a preferable technical scheme of the fan guard net with the flow guide function, the wind guide grids and the wind guide ribs are provided with round corners on both the windward side and the leeward side.
As a preferable technical solution of the fan guard net with the flow guiding function, the radians of the rounded corners of the windward side of the air guiding grille and the air guiding ribs are smaller than the radians of the rounded corners of the leeward side.
The utility model has the advantages that: through designing into the clearance windward side opening with the air guide grid in this scheme big, the toper funnel-shaped structure that leeward side opening is little, the cross-section of air guide grid and air guide rib is windward side narrower, the wedge structure of leeward side broad, set the spiral curve form to the air guide rib simultaneously, from this can make the air flow in-process air guide grid's export wind channel direction and fluid movement orbit direction unanimous when wind channel, and make the space maximize, effectively reduce air turbulence and vortex resistance. The air flow can be blown farther, and the wind resistance is smaller, so that the optimal air outlet flow of the unit and the minimum unit noise are ensured.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic view of a fan guard net with a flow guiding function according to an embodiment of the present invention.
Fig. 2 is a sectional view taken along line a-a in fig. 1 (the direction indicated by the arrow in the figure is the direction of gas flow).
Fig. 3 is an enlarged view of fig. 2 at I.
In the figure:
100. an air guide grid; 200. wind guide ribs; 300. an outer disc mounting flange; 310. mounting lugs; 320. mounting holes; 400. and (5) installing a flange on the inner disc.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "fixed" are to be understood broadly, e.g. as a fixed connection, a detachable connection or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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 under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-3, this embodiment provides a fan protecting net with water conservancy diversion function, including a plurality of wind-guiding grids 100 that are the annular and connect the wind-guiding rib 200 of wind-guiding grid 100, every the cross section of wind-guiding grid 100 all is the wedge structure of the windward side narrower, leeward side broad, and adjacent wind-guiding clearance between wind-guiding grid 100 is that the windward side opening is big, the little toper funnel-shaped structure of leeward side opening, wind-guiding rib 200 sets up and is the spiral curve form.
Specifically, in this solution, the conical funnel-shaped structure in which the wind guide grids 100 have large openings on the windward side and small openings on the leeward side means that the wind guide gaps between the wind guide grids 100 have first end surfaces facing the wind entering direction and second end surfaces facing the wind blowing direction, and the distance between the first end surfaces of adjacent wind guide grids is greater than the distance between the second end surfaces of adjacent wind guide grids.
Through designing into clearance windward side opening big with air guide grille 100 in this scheme, the toper funnel-shaped structure that leeward side opening is little, air guide grille 100 and air guide rib 200's cross-section is windward side narrower, the wedge structure of leeward side broad, set air guide rib 200 into spiral curve shape simultaneously, can make air flow in-process air guide grille 100's export wind channel direction and fluid movement orbit direction unanimous when wind channel from this, and make the space maximize, effectively reduce air turbulence and vortex resistance. The air flow can be blown farther, and the wind resistance is smaller, so that the optimal air outlet flow of the unit and the minimum unit noise are ensured.
Preferably, the spiral direction of the air guiding rib 200 is the same as the air draft direction of the fan installed on the air guiding rib.
The fan protecting net with the flow guiding function further includes an inner disc mounting flange 400 and an outer disc mounting flange 300, and the inner disc mounting flange 400 and the outer disc mounting flange 300 are integrated with two ends of the air guiding ribs 200 respectively.
That is, the inner disk mounting flange 400, the air guide grille 100, the air guide ribs 200 and the outer disk mounting flange 300 are an integral structure and can be formed by injection molding or blank machining.
It should be noted that the inner disc mounting flange 400, the air guide grids 100, the air guide ribs 200, and the outer disc mounting flange 300 are not limited to the above-mentioned integral structure, and in other embodiments, the inner disc mounting flange 400 and the outer disc mounting flange 300 may be fixedly connected to both ends of the air guide ribs 200 through connecting members, respectively. That is, the air guide grille 100 and the air guide ribs 200 are of an integrated structure; the protective net main body formed by the two parts is fixed with the inner disc mounting flange 400 and the outer disc mounting flange 300 through connecting parts respectively, and the connecting mode is detachable connection.
The embodiment also discloses a mounting structure of the fan guard net with the flow guide function and the external device, a plurality of mounting lugs 310 are arranged outside the outer side of the outer disc mounting flange 300 in an outward extending manner, the mounting lugs 310 are uniformly arranged along the axial direction of the outer disc mounting flange 300, and each mounting lug 310 is provided with at least one mounting hole 320 which penetrates through the mounting lug in the thickness direction. The external mounting structure for mounting the fan protecting net is provided with a threaded hole, and a connecting bolt is adopted to pass through the mounting hole 320 and be screwed in the threaded hole during mounting so as to realize mounting of the fan protecting net.
In this embodiment, the inner disk mounting flange 400 has an integral plate-like structure, the thickness of the middle portion of the inner disk mounting flange 400 is smaller than that of the peripheral portion of the inner disk mounting flange, and in other embodiments, the inner disk mounting flange 400 may further have a hollow structure to form a ventilation hole.
The whole shape of the fan guard net with the flow guide function is disclosed in the scheme, in the embodiment, the air guide grille 100 and the air guide ribs 200 form a windward side and a leeward side together, and the windward side and the leeward side form a plane structure parallel to each other.
In other embodiments, the air guide grille 100 and the air guide ribs 200 may form a windward side and a leeward side together, and both the windward side and the leeward side are arc-shaped surfaces. Preferably, the windward side and the leeward side are both spherical surfaces, and the spherical surfaces formed by the windward side and the leeward side are concentric.
Meanwhile, the connection mode of the outer disk mounting flange 300 and the external device in this scheme is not limited to the above connection mode by the bolt, for example, in other embodiments, a threaded structure may be provided on the outer circumference of the outer disk mounting flange 300. The fan protecting net with the flow guiding function is integrally screwed and installed at the position to be installed through threads matched with the thread structure.
The wind-guiding grille 100 and the windward side and the leeward side of the wind-guiding ribs 200 are provided with round corners. The radian of the fillet of the windward side of the wind guide grid 100 and the wind guide ribs 200 is smaller than that of the fillet of the leeward side.
The arrangement of the shapes can enable the cross sections of the air guide ribs 200 and the air guide grille 100 to be approximately special-shaped, and air flow can be blown farther and the wind resistance is smaller, so that the optimal air outlet flow and noise of the unit are ensured.
In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in a descriptive sense and with reference to the illustrated orientation or positional relationship, and are used for convenience in description and simplicity in operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. The utility model provides a take fan protecting wire net of water conservancy diversion function, includes a plurality of wind-guiding grids (100) that are the annular and arrange and connect wind-guiding rib (200) of wind-guiding grid (100), its characterized in that, every the cross section of wind-guiding grid (100) all is the wedge structure of the windward side narrower, leeward side broad, and adjacent wind-guiding clearance between wind-guiding grid (100) is that the windward side opening is big, and the little toper funnel-shaped structure of leeward side opening, wind-guiding rib (200) set up and are spiral curve form.
2. The fan protecting net with the flow guiding function according to claim 1, wherein the spiral direction of the air guiding ribs (200) is consistent with the air draft direction of a fan installed on the air guiding ribs.
3. The fan guard net with the flow guiding function according to claim 1 or 2, further comprising an inner disc mounting flange (400) and an outer disc mounting flange (300), wherein the inner disc mounting flange (400) and the outer disc mounting flange (300) are integrated with two ends of the air guiding ribs (200), respectively, or the inner disc mounting flange (400) and the outer disc mounting flange (300) are fixedly connected with two ends of the air guiding ribs (200) through connecting members, respectively.
4. The fan guard net with the flow guiding function according to claim 3, wherein a plurality of mounting lugs (310) are arranged on the outer side of the outer disk mounting flange (300) and extend outwards, the plurality of mounting lugs (310) are uniformly arranged along the axial direction of the outer disk mounting flange (300), and each mounting lug (310) is provided with at least one mounting hole (320) penetrating through the mounting lug in the thickness direction.
5. The fan guard net with the flow guiding function according to claim 3, wherein the inner disc mounting flange (400) is provided with a hollow structure to form ventilation holes.
6. The fan protecting net with the flow guiding function according to claim 5, wherein the air guiding grilles (100) and the air guiding ribs (200) together form a windward side and a leeward side, and the windward side and the leeward side are in a parallel plane structure.
7. The fan protecting net with the flow guiding function according to claim 6, wherein the air guiding grilles (100) and the air guiding ribs (200) together form a windward side and a leeward side, and the windward side and the leeward side are both arc-shaped.
8. The fan guard net with the flow guiding function according to claim 3, wherein a thread structure is provided on an outer circumference of the outer disc mounting flange (300).
9. The fan protecting net with the flow guiding function according to claim 8, wherein the wind guiding grids (100) and the wind guiding ribs (200) are provided with rounded corners on both the windward side and the leeward side.
10. The fan protecting net with the flow guiding function according to claim 9, wherein the radian of the rounded corners of the windward side of the wind guiding grille (100) and the wind guiding ribs (200) is smaller than that of the rounded corners of the leeward side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389487.8U CN211903099U (en) | 2020-03-24 | 2020-03-24 | Fan protecting net with flow guiding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389487.8U CN211903099U (en) | 2020-03-24 | 2020-03-24 | Fan protecting net with flow guiding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211903099U true CN211903099U (en) | 2020-11-10 |
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ID=73269372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020389487.8U Active CN211903099U (en) | 2020-03-24 | 2020-03-24 | Fan protecting net with flow guiding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211903099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022193947A1 (en) * | 2021-03-15 | 2022-09-22 | 追觅科技(上海)有限公司 | Head structure of fan, and floor standing fan |
-
2020
- 2020-03-24 CN CN202020389487.8U patent/CN211903099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022193947A1 (en) * | 2021-03-15 | 2022-09-22 | 追觅科技(上海)有限公司 | Head structure of fan, and floor standing fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220124 Address after: 241012 Jiangbei equipment supporting industrial park, Shenxiang Town, Jiujiang District, Wuhu City, Anhui Province Patentee after: Anhui FeNi energy saving equipment Co.,Ltd. Patentee after: Guangdong fennicks energy saving equipment Co., Ltd Address before: 511470 No. 3, Tianyuan Road, Dagang Town, Nansha District, Guangzhou City, Guangdong Province (self compiled Building 1) Patentee before: Guangdong Phnix Eco-energy Solution Ltd. |
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| TR01 | Transfer of patent right |