CN220539900U - Mixed flow fan with filtering structure - Google Patents
Mixed flow fan with filtering structure Download PDFInfo
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- CN220539900U CN220539900U CN202322246022.3U CN202322246022U CN220539900U CN 220539900 U CN220539900 U CN 220539900U CN 202322246022 U CN202322246022 U CN 202322246022U CN 220539900 U CN220539900 U CN 220539900U
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- plate
- filter screen
- fan
- mixed flow
- rotating shaft
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- 238000001914 filtration Methods 0.000 title claims description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 16
- 238000004140 cleaning Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Abstract
The utility model discloses a mixed flow fan with a filter structure, which belongs to the field of mixed flow fans and comprises a fan shell, wherein a filter screen plate is arranged in the fan shell, four limiting structures are symmetrically arranged on the inner wall of the fan shell and on the inner side of the filter screen plate, each limiting structure consists of a mounting base plate, a fixing spring and a supporting plate, each fixing spring is arranged at the outer end of the corresponding mounting base plate, each supporting plate is arranged at the outer end of the corresponding fixing spring, a blocking structure is rotatably arranged on the fan shell and on the outer side of the corresponding filter screen plate, each blocking structure consists of a limiting baffle ring, a connecting plate, a rotating shaft and an anti-falling baffle plate, the connecting plate is arranged on the outer wall of the corresponding limiting baffle ring, the rotating shaft is arranged at the inner end of the connecting plate, and the anti-falling baffle plate is arranged at the inner end of the rotating shaft.
Description
Technical Field
The utility model relates to the field of mixed flow fans, in particular to a mixed flow fan with a filtering structure.
Background
The mixed flow fan is a fan between the axial flow fan and the centrifugal fan, and the impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, and the motion of the air in the shell mixes two motion modes of axial flow and centrifugal motion. In order to prevent sundries from being sucked into the mixed flow fan to damage fan blades, a filter screen is often arranged in the mixed flow fan, so that the sundries are blocked and filtered outside the mixed flow fan by the filter screen.
The prior patent application with the application number of CN202223135752.8 is provided with a stop block, a positioning block, fastening bolts, a threaded hole and a handle, and the filter screen is convenient to disassemble to a certain extent by utilizing the interaction between the stop block, the fastening bolts and the handle, so that the difficulty of cleaning the filter screen is reduced, but the filter screen is required to be disassembled when the filter screen is disassembled for cleaning, then the stop block is disassembled from a fan shell, and finally the filter screen can be pulled out from the fan shell through the handle, so that the process is still complicated, the cleaning efficiency of the filter screen is lower, and further improvement is required.
Disclosure of Invention
The utility model mainly aims to provide a mixed flow fan with a filtering structure, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a mixed flow fan with filtration, includes the fan casing, install the filter screen plate in the fan casing, four limit structure are installed to the inboard symmetry on the inner wall of fan casing and at the filter screen plate, limit structure comprises mounting base plate, fixed spring and backup pad, fixed spring installs the outer end at mounting base plate, the backup pad is installed at fixed spring's outer end, the structure is blocked to the rotation of just installing in the outside of filter screen plate on the fan casing, it comprises spacing baffle ring, connecting plate, rotation axis and anticreep baffle to block the structure, the connecting plate is installed on spacing baffle ring's outer wall, the rotation axis is installed at the inner of connecting plate, the inner at the rotation axis is installed to the anticreep baffle.
Preferably, two mounting plates are symmetrically and fixedly arranged on the outer wall of the fan shell, and a shaft hole is formed in one end of the fan shell.
Preferably, the filter screen plate is composed of a mounting ring and a filter screen main body, and the filter screen main body is fixedly arranged on the inner wall of the mounting ring.
Preferably, the fixed spring on the limit structure is fixedly connected with the mounting base plate and the supporting plate, the mounting base plate is fixedly arranged on the inner wall of the fan shell, and the supporting plate is in contact with the inner end of the mounting ring on the filter screen plate.
Preferably, the connecting plate on the blocking structure is fixedly connected with the limiting baffle ring and the rotating shaft, and the anti-falling baffle plate is fixedly connected with the rotating shaft.
Preferably, the limiting baffle ring on the blocking structure is positioned at the outer end of the mounting ring on the filter screen plate, and the rotating shaft is rotatably arranged in a shaft hole formed in the fan shell.
Compared with the prior art, the utility model has the following beneficial effects:
through setting up limit structure and blocking the structure, when dismantling the filter screen plate, only need to block the structure and rotate on the fan casing to make to block that the spacing stop ring on the structure removes from the outside of filter screen plate, then under limit structure's fixed spring's elastic force, the filter screen plate can be pushed out in the fan casing, and this dismantlement process compares in traditional mode more simple and convenient, thereby can promote the dismantlement efficiency of filter screen plate, and then can promote the clean efficiency of filter screen plate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a split view of a blower housing and a filter screen plate of the present utility model;
FIG. 3 is a schematic view of a limiting structure of the present utility model;
fig. 4 is a schematic structural view of a blocking structure according to the present utility model.
In the figure: 1. a blower housing; 2. a filter screen plate; 3. a limit structure; 4. a blocking structure; 5. a mounting plate; 6. a mounting ring; 7. a filter screen body; 8. a mounting substrate; 9. a fixed spring; 10. a support plate; 11. a limit baffle ring; 12. a connecting plate; 13. a rotation shaft; 14. an anti-falling baffle.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, a mixed flow fan with filtering structure, including fan housing 1, two mounting plates 5 are symmetrically and fixedly installed on the outer wall of fan housing 1, the shaft hole has been seted up to the one end of fan housing 1, install filter screen plate 2 in the fan housing 1, filter screen plate 2 comprises collar 6 and filter screen main part 7, filter screen main part 7 fixed mounting is on the inner wall of collar 6, when using, filter screen main part 7 on the filter screen plate 2 can block the debris and filter in the outside of fan housing 1 to avoid debris to be inhaled into fan housing 1 in hurting the fan blade.
Referring to fig. 1, 2, 3 and 4, four limiting structures 3 are symmetrically installed on the inner wall of a fan housing 1 and on the inner side of a filter screen plate 2, each limiting structure 3 is composed of a mounting base plate 8, a fixing spring 9 and a supporting plate 10, each fixing spring 9 is installed at the outer end of the corresponding mounting base plate 8, each supporting plate 10 is installed at the outer end of each fixing spring 9, each fixing spring 9 on each limiting structure 3 is fixedly connected with the corresponding mounting base plate 8 and each supporting plate 10, each mounting base plate 8 is fixedly installed on the inner wall of the fan housing 1, each supporting plate 10 is in contact with the inner end of each mounting ring 6 on the corresponding filter screen plate 2, each blocking structure 4 is composed of a limiting baffle ring 11, a connecting plate 12, a rotating shaft 13 and an anti-falling baffle 14, each connecting plate 12 is installed on the outer wall of each limiting baffle ring 11, each rotating shaft 13 is installed at the inner end of each connecting plate 12, the anti-drop baffle 14 is arranged at the inner end of the rotating shaft 13, the connecting plate 12 on the blocking structure 4 is fixedly connected with the limiting baffle ring 11 and the rotating shaft 13, the anti-drop baffle 14 is fixedly connected with the rotating shaft 13, the limiting baffle ring 11 on the blocking structure 4 is positioned at the outer end of the mounting ring 6 on the filter screen plate 2, the rotating shaft 13 is rotatably arranged in the shaft hole formed in the fan housing 1, when the filter screen plate 2 is dismounted, the blocking structure 4 only needs to be rotated on the fan housing 1 by arranging the limiting structure 3 and the blocking structure 4, so that the limiting baffle ring 11 on the blocking structure 4 is removed from the outer side of the filter screen plate 2, then the filter screen plate 2 can be pushed out from the inside of the fan housing 1 under the elastic force of the fixing spring 9 on the limiting structure 3, compared with the traditional mode, the dismounting process is simpler and more convenient, thereby the dismounting efficiency of the filter screen plate 2 can be improved, and thus the cleaning efficiency of the filter screen plate 2 can be improved.
It should be noted that, the present utility model is a mixed flow fan with a filter structure, when the filter screen plate 2 needs to be disassembled, so as to clean the filter screen plate 2, the limiting baffle ring 11 on the blocking structure 4 can be rotated around the rotation shaft 13, so that the limiting baffle ring 11 on the blocking structure 4 moves away from the outer side of the filter screen plate 2, at this time, the blocking of the limiting baffle ring 11 is lost, the filter screen plate 2 can be pushed outwards under the elastic acting force of the fixing spring 9 on the limiting structure 3, and then the filter screen plate 2 can be pushed out from the fan housing 1 by the fixing spring 9, at this time, the disassembly of the filter screen plate 2 is completed, and then the filter screen plate 2 can be cleaned; when the filter screen plate 2 is cleaned and needs to be installed in the fan housing 1, the filter screen plate 2 can be pushed towards the limiting structure 3 in the fan housing 1 until the outer end of the filter screen plate 2 is flush with the end face of the fan housing 1, at the moment, the filter screen plate 2 compresses the fixing springs 9 on the limiting structure 3, and finally the limiting baffle ring 11 rotates by taking the rotating shaft 13 as the shaft, so that the limiting baffle ring 11 is blocked on the outer side of the filter screen plate 2, and at the moment, the filter screen plate 2 is installed and fixed in the fan housing 1.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Mixed flow fan with filtration, including fan casing (1), install filter screen plate (2), its characterized in that in fan casing (1): four limit structures (3) are symmetrically arranged on the inner wall of the fan shell (1) and on the inner side of the filter screen plate (2), each limit structure (3) is composed of a mounting base plate (8), a fixing spring (9) and a supporting plate (10), each fixing spring (9) is arranged at the outer end of the corresponding mounting base plate (8), each supporting plate (10) is arranged at the outer end of each fixing spring (9), each fan shell (1) is provided with a blocking structure (4) in a rotating mode on the outer side of the corresponding filter screen plate (2), each blocking structure (4) is composed of a limit baffle ring (11), a connecting plate (12), a rotating shaft (13) and an anti-falling baffle plate (14), each connecting plate (12) is arranged on the outer wall of each limit baffle ring (11), each rotating shaft (13) is arranged at the inner end of each connecting plate (12), and each anti-falling baffle plate (14) is arranged at the inner end of each rotating shaft (13).
2. The mixed flow fan with a filtering structure according to claim 1, wherein: two mounting plates (5) are symmetrically and fixedly arranged on the outer wall of the fan shell (1), and a shaft hole is formed in one end of the fan shell (1).
3. The mixed flow fan with a filtering structure according to claim 2, wherein: the filter screen plate (2) consists of a mounting ring (6) and a filter screen main body (7), and the filter screen main body (7) is fixedly arranged on the inner wall of the mounting ring (6).
4. A mixed flow fan with a filter structure according to claim 3, wherein: the fixed spring (9) on the limit structure (3) is fixedly connected with the mounting base plate (8) and the supporting plate (10), the mounting base plate (8) is fixedly mounted on the inner wall of the fan shell (1), and the supporting plate (10) is in contact with the inner end of the mounting ring (6) on the filter screen plate (2).
5. The mixed flow fan with a filtering structure according to claim 4, wherein: the connecting plate (12) on the blocking structure (4) is fixedly connected with the limiting baffle ring (11) and the rotating shaft (13), and the anti-falling baffle plate (14) is fixedly connected with the rotating shaft (13).
6. The mixed flow fan with a filtering structure according to claim 5, wherein: the limiting baffle ring (11) on the blocking structure (4) is positioned at the outer end of the mounting ring (6) on the filter screen plate (2), and the rotating shaft (13) is rotatably installed in a shaft hole formed in the fan shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322246022.3U CN220539900U (en) | 2023-08-21 | 2023-08-21 | Mixed flow fan with filtering structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322246022.3U CN220539900U (en) | 2023-08-21 | 2023-08-21 | Mixed flow fan with filtering structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539900U true CN220539900U (en) | 2024-02-27 |
Family
ID=89962006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322246022.3U Active CN220539900U (en) | 2023-08-21 | 2023-08-21 | Mixed flow fan with filtering structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539900U (en) |
-
2023
- 2023-08-21 CN CN202322246022.3U patent/CN220539900U/en active Active
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| Date | Code | Title | Description |
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