CN220101621U - High-efficiency low-noise axial flow fan - Google Patents
High-efficiency low-noise axial flow fan Download PDFInfo
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- CN220101621U CN220101621U CN202223414886.3U CN202223414886U CN220101621U CN 220101621 U CN220101621 U CN 220101621U CN 202223414886 U CN202223414886 U CN 202223414886U CN 220101621 U CN220101621 U CN 220101621U
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 230000009467 reduction Effects 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of axial flow fans, and discloses a high-efficiency low-noise axial flow fan, which comprises: the utility model discloses a device for separating a first air guide pipe from a second air guide pipe, which comprises a first air guide pipe and a second air guide pipe, wherein an air outlet end of the first air guide pipe is connected with a movable plate, a limit groove is formed in the movable plate, a movable groove is formed in an air inlet end of the second air guide pipe, a second thread groove is formed in the outer wall of the second air guide pipe, a limit post penetrating through the second thread groove in a screwing mode is arranged in the second thread groove, a second external thread is formed in the outer wall of the limit post, and a clamping groove is formed in the lower end of the inner wall of the second air guide pipe, when the first air guide pipe and the second air guide pipe are required to be separated, a second connecting block is screwed, the limit post is pulled out, and the movable plate is pulled out from the movable groove, so that the first air guide pipe and the second air guide pipe which are easy to disassemble and install are convenient to overhaul when a machine breaks down.
Description
Technical Field
The utility model belongs to the technical field of axial flow fans, and particularly relates to a high-efficiency low-noise axial flow fan.
Background
The axial flow fan has very wide application, namely, the air flow in the same direction as the axis of the fan blade, such as an electric fan, an external fan of an air conditioner is an axial flow type running fan, so the axial flow type running fan is called an axial flow type because the air flows parallel to the axial flow of the fan, and the axial flow type fan is usually used in the occasion with higher flow requirement and lower pressure requirement.
The wind pipe of the existing axial flow fan is integrated, is not easy to split, and is inconvenient to check and repair when the device breaks down, and the cover net is connected with the whole device in a welding mode, so that the cover net is not easy to detach, and the cover net is not easy to clean and replace.
Disclosure of Invention
The utility model aims to provide a high-efficiency low-noise axial flow fan so as to solve the problems that an air pipe of the axial flow fan provided in the background art is integrated, and a cover net is not easy to split and detach, so that cleaning and replacement are not easy to perform.
In order to achieve the above purpose, the present utility model provides the following technical solutions: high-efficient low noise axial fan includes: the air outlet end of the first air guide pipe is connected with a movable plate, a limiting groove is formed in the movable plate, a movable groove is formed in the air inlet end of the second air guide pipe, a second thread groove is formed in the outer wall of the second air guide pipe and communicated with the movable groove, a limiting post penetrating through the second thread groove in a screwing mode is arranged in the second thread groove, a second external thread is formed in the outer wall of the limiting post, a second connecting block is mounted at one end, located outside the second air guide pipe, of the limiting post, and a clamping groove is formed in the lower end of the inner wall, located in the movable groove, of the second air guide pipe;
the air inlet end of the second air guide pipe is provided with a fixed plate, and the fixed plate is provided with a fan assembly;
the inner walls of the first air guide pipe and the second air guide pipe are provided with noise reduction components.
Preferably, the air inlet end of the first air guide pipe is provided with a cover net, connecting plates are arranged around the cover net, connecting components are arranged on the connecting plates, and the connecting plates are fixedly arranged with the first air guide pipe through the connecting components.
Preferably, the connecting assembly comprises a threaded column, a first connecting block and a third threaded groove, the third threaded groove is formed between the inner wall of the connecting plate and the inner wall and the outer wall of the air inlet end of the first air guide pipe, the threaded column passes through the third threaded groove in a screwing mode, and the first connecting block is arranged at one end, located outside the connecting plate, of the threaded column.
Preferably, the fan assembly comprises a motor, a rotating shaft and blades, wherein the motor is arranged on the side wall of the fixed plate, the rotating shaft is arranged at the output end of the motor, the blades are arranged at one end, far away from the motor, of the rotating shaft, and a plurality of blade holes are formed in the blades.
Preferably, the noise reduction assembly comprises a muffler and a sound absorption plate, the muffler is arranged at the air inlet end of the first air guide pipe and the air outlet end of the second air guide pipe, and the sound absorption plate is arranged on the inner walls of the first air guide pipe and the second air guide pipe.
Preferably, the stabilizing component is installed on the lower end faces of the first air guide pipe and the second air guide pipe, the stabilizing component comprises a base, first external threads and first thread grooves, the first thread grooves are formed in the lower ends of the outer walls of the first air guide pipe and the second air guide pipe, and the first external threads are formed in the upper ends of the outer walls of the base.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the first air guide pipe and the second air guide pipe are easy to split by arranging the movable plate, the movable groove, the limiting column and the like, when the first air guide pipe and the second air guide pipe are required to be split, the second connecting block is screwed, the limiting column is pulled out, and the movable plate is pulled out of the movable groove, so that the first air guide pipe and the second air guide pipe are separated, and the first air guide pipe and the second air guide pipe which are easy to disassemble and install are convenient to overhaul when a machine breaks down.
(2) According to the utility model, the cover net is easy to detach by arranging the threaded column, the third threaded groove, the connecting plate and the like, and when the cover net is used, the first connecting block is screwed, so that the threaded column leaves the third threaded groove, the cover net is taken down, the detachable cover net is convenient to clean and replace, and the service life of the whole device is prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the veil of the present utility model;
fig. 3 is an enlarged view of a portion a in fig. 1;
FIG. 4 is an enlarged view of the portion B in FIG. 1
In the figure: 1. a first air guide pipe; 2. a second air guide pipe; 3. a muffler; 4. a sound absorbing panel; 5. a cover net; 6. a fixing plate; 7. a motor; 8. a rotation shaft; 9. a blade; 10. a blade hole; 11. a threaded column; 12. a movable plate; 13. a base; 14. a first external thread; 15. a first thread groove; 16. a first connection block; 17. a third thread groove; 18. a connecting plate; 19. a second connection block; 20. a limit column; 21. a second external thread; 22. a second thread groove; 23. a clamping groove; 24. a movable groove; 25. and a limit groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions: high-efficient low noise axial fan includes: the air outlet end of the first air guide pipe 1 is connected with a movable plate 12, a limiting groove 25 is formed in the movable plate 12, a movable groove 24 is formed in the air inlet end of the second air guide pipe 2, a second thread groove 22 is formed in the outer wall of the second air guide pipe 2, the second thread groove 22 is communicated with the movable groove 24, a limiting post 20 which penetrates through the second thread groove 22 in a screwing mode is arranged in the second thread groove 22, a second external thread 21 is formed in the outer wall of the limiting post 20, a second connecting block 19 is mounted at one end, located outside the second air guide pipe 2, of the limiting post 20, and a clamping groove 23 is formed in the lower end, located at the inner wall of the movable groove 24, of the second air guide pipe 2;
the air inlet end of the second air guide pipe 2 is provided with a fixed plate 6, and the fixed plate 6 is provided with a fan assembly;
the inner walls of the first air guide pipe 1 and the second air guide pipe 2 are provided with noise reduction components.
Through the technical scheme:
when the movable plate 12 is used, the movable plate 12 is inserted into the movable groove 24, the second connecting block 19 is screwed, the limiting column 20 penetrates through the limiting groove 25 to enter the clamping groove 23, the limiting column 20 is fixed through interaction of the second external threads 21 and the second thread groove 22, the first air guide pipe 1 and the second air guide pipe 2 are fixedly installed, when the first air guide pipe 1 and the second air guide pipe 2 are required to be disassembled, the second connecting block 19 is screwed, the limiting column 20 is pulled out, the movable plate 12 is pulled out of the movable groove 24, and therefore the first air guide pipe 1 and the second air guide pipe 2 are separated, and the first air guide pipe 1 and the second air guide pipe 2 which are easy to disassemble and install are convenient to overhaul when a machine breaks down.
Referring to fig. 1-3, an air inlet end of a first air guide pipe 1 is provided with a cover net 5, connecting plates 18 are arranged around the cover net 5, and connecting components are arranged on the connecting plates 18.
Further, the connecting assembly comprises a threaded column 11, a first connecting block 16 and a third threaded groove 17, the third threaded groove 17 is formed between the inner wall of the connecting plate 18 and the inner wall and the outer wall of the air inlet end of the first air guide pipe 1, the threaded column 11 is screwed through the third threaded groove 17, and the first connecting block 16 is arranged at one end of the threaded column 11 located outside the connecting plate 18.
Through the technical scheme:
during the use, twist first connecting piece 16 for screw thread post 11 passes third screw thread groove 17, through the effect of screw thread post 11 and third screw thread groove 17, with connecting plate 18 and first guide duct 1 fixed mounting, when cover net 5 need dismantle, twist first connecting piece 16, make screw thread post 11 leave third screw thread groove 17, thereby take off cover net 5, easy detachable cover net 5 conveniently clears up and changes, increases whole device's life.
Further, referring to fig. 1, the fan assembly includes a motor 7, a rotating shaft 8 and a blade 9, the motor 7 is mounted on a side wall of the fixed plate 6, the rotating shaft 8 is mounted on an output end of the motor 7, the blade 9 is mounted on an end of the rotating shaft 8 far away from the motor 7, and a plurality of blade holes 10 are formed in the blade 9.
Specifically, the motor 7 is started, the output end of the motor 7 drives the rotating shaft 8 and the blades 9 to open and rotate, so that flowing wind is generated, part of air flow can flow to the low-pressure surface of the blades 9 through the high-pressure surface of the blades 9 by the blade holes 10, the separation point of the blades 9 can be caused to move downwards, the separation area of the outlet section of the blades 9 is reduced, and the noise reduction effect is obvious.
Further, referring to fig. 1, the noise reduction assembly includes a muffler 3 and a sound absorbing plate 4, the muffler 3 is installed at an air inlet end of the first air guiding pipe 1 and an air outlet end of the second air guiding pipe 2, and the sound absorbing plate 4 is installed at inner walls of the first air guiding pipe 1 and the second air guiding pipe 2.
Specifically, the acoustic board 4 is processed according to the acoustic principle, and is composed of a facing, a core material and an acoustic mat, and the muffler 3 and the acoustic board 4 absorb noise generated when the fan is used, so that the noise is reduced.
Further, referring to fig. 1, the lower end surfaces of the first air guide pipe 1 and the second air guide pipe 2 are respectively provided with a stabilizing component, the stabilizing component comprises a base 13, a first external thread 14 and a first thread groove 15, the first thread groove 15 is formed at the lower ends of the outer walls of the first air guide pipe 1 and the second air guide pipe 2, and the first external thread 14 is formed at the upper end of the outer wall of the base 13.
Specifically, when the whole device is required to be reinforced to be stable in working, the base 13 is screwed, so that the base 13 is fixedly connected with the first air guide pipe 1 and the second air guide pipe 2 through the first external threads 14 and the first thread grooves 15, and the stability of the device is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. High-efficient low noise axial fan, its characterized in that includes:
the novel air conditioner comprises a first air guide pipe (1) and a second air guide pipe (2), wherein an air outlet end of the first air guide pipe (1) is connected with a movable plate (12), a limiting groove (25) is formed in the movable plate (12), a movable groove (24) is formed in an air inlet end of the second air guide pipe (2), a second thread groove (22) is formed in the outer wall of the second air guide pipe (2), the second thread groove (22) is communicated with the movable groove (24), a limiting post (20) penetrating through the second thread groove in a screwing mode is arranged in the second thread groove (22), a second external thread (21) is formed in the outer wall of the limiting post (20), a second connecting block (19) is arranged at one end, located outside the second air guide pipe (2), of the limiting post (20), and a clamping groove (23) is formed in the lower end of the inner wall of the second air guide pipe (2) located in the movable groove (24).
The air inlet end of the second air guide pipe (2) is provided with a fixed plate (6), and the fixed plate (6) is provided with a fan assembly;
the inner walls of the first air guide pipe (1) and the second air guide pipe (2) are provided with noise reduction components.
2. The high efficiency low noise axial flow fan of claim 1, wherein: the air inlet end of the first air guide pipe (1) is provided with a cover net (5), connecting plates (18) are arranged around the cover net (5), connecting components are arranged on the connecting plates (18), and the connecting plates (18) are fixedly arranged with the first air guide pipe (1) through the connecting components.
3. The high efficiency low noise axial flow fan of claim 2, wherein: the connecting assembly comprises a threaded column (11), a first connecting block (16) and a third threaded groove (17), wherein the third threaded groove (17) is formed between the inner wall of the connecting plate (18) and the inner wall and the outer wall of the air inlet end of the first air guide pipe (1), the threaded column (11) is screwed through the third threaded groove (17), and the first connecting block (16) is arranged at one end of the threaded column (11) located outside the connecting plate (18).
4. The high efficiency low noise axial flow fan of claim 3, wherein: the fan assembly comprises a motor (7), a rotating shaft (8) and blades (9), wherein the motor (7) is arranged on the side wall of the fixed plate (6), the rotating shaft (8) is arranged at the output end of the motor (7), the blades (9) are arranged at one end, far away from the motor (7), of the rotating shaft (8), and a plurality of blade holes (10) are formed in the blades (9).
5. The efficient low-noise axial flow fan of claim 4, wherein: the noise reduction assembly comprises a muffler (3) and a sound absorption plate (4), the muffler (3) is arranged at the air inlet end of the first air guide pipe (1) and the air outlet end of the second air guide pipe (2), and the sound absorption plate (4) is arranged on the inner walls of the first air guide pipe (1) and the second air guide pipe (2).
6. The efficient low-noise axial flow fan of claim 5, wherein: the stabilizing assembly is arranged on the lower end faces of the first air guide pipe (1) and the second air guide pipe (2), the stabilizing assembly comprises a base (13), first external threads (14) and first thread grooves (15), the first thread grooves (15) are formed in the lower ends of the outer walls of the first air guide pipe (1) and the second air guide pipe (2), and the first external threads (14) are formed in the upper ends of the outer walls of the base (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414886.3U CN220101621U (en) | 2022-12-20 | 2022-12-20 | High-efficiency low-noise axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414886.3U CN220101621U (en) | 2022-12-20 | 2022-12-20 | High-efficiency low-noise axial flow fan |
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| Publication Number | Publication Date |
|---|---|
| CN220101621U true CN220101621U (en) | 2023-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223414886.3U Active CN220101621U (en) | 2022-12-20 | 2022-12-20 | High-efficiency low-noise axial flow fan |
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| Country | Link |
|---|---|
| CN (1) | CN220101621U (en) |
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2022
- 2022-12-20 CN CN202223414886.3U patent/CN220101621U/en active Active
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